101 Tht Hut Registry

1

TH THUT S DNG MY TNH43

MUC LUC

Phn I: Cac thu thut lin quan n hiu nngPhn II: Cc th thut lin quan n mng v InternetPhn III:Cac thu thut sa chaPhn IV:Cc th thut lin quan n khi ng v ShutdownPhn V:Cc th thut lin quan n mn hnh Desktop, thanh cng c v Windows ExplorerPhn VI:Cc th thut khcPhn I: Cc th thut lin quan n hiu nngMt s dch v bn c th v hiu ha

Khi khi ng h thng, Windows s t ng kch hot nhiu dch v (services) m ngi dng khng cn ti. iu ny lm thi gian khi ng my lu hn v tiu tn nhiu ti nguyn h thng hn. Do vy, bn c th v hiu ha nhng dch v khng cn thit, cch thc hin nh sau:

Nhp Start > Run g lnh msconfig ri nhn Enter, xut hin hp thoi (xem hnh 1.1).

Hnh 1.1: Hp thoi System Configuration Utility

Nhp chn th Services. Trong danh sch bn di, hy b du kim trc cc mc sau v hiu ha chng.

Sau y l mt s dch v khng cn thit (xem hnh 1.1): Alerter, Application Management, Background Intelligent Transfer Service, Clipbook, Error Reporting Service, Fast User Switching, Help and Support, IMAPI CD-Burning COM Service, Indexing Service, IP SEC, Messenger, Net Logon, Network DDE, NT LM Security Support Provider, Performance Logs and Alerts, Portable Media Serial Number, QOS RSVP, Remote Desktop Help Session Manager, Remote Assistance, Remote Registry, Routing & Remote Access, Secondary Login, Smart Card, Smart Card Helper SSDP, Discovery Service TCP/IP NetBIOS Helper, Telnet, Uninterruptible Power Supply Service, Universal Plug and Play Device Host Upload Manager, Volume Shadow Copy Service, Web Client, Wireless Zero Configuration, WMI Performance Adapter.Tng tc in n trong DOS

i lc bn cn in n ti liu t DOS, tng tc qu trnh in n, hy thc hin th thut sau:

1. Vo Start > Run .g lnh Regedit, nhn Enter.

2. Tm n kha HKEY_LOCAL_MACHINE > SYSTEM > CURRENTCONTROLSET > CONTROL > WOW.

3. Ti ca s bn phi, nhp p ln kha LPT timeout ri sa gi tr ca n thnh 3 (xem hnh 1.2), xong nhp OK.

Hnh 1.2: Nhp p ln kho LPT timeout ri sa gi tr thnh 3

Dn dp th mc PrefetchWindowsXP s dng mt k thut Prefetch, gip gim thi gian khi ng cc ng dng mi dng gn nht. Sau mt thi gian s dng, th mc Prefetch b y lm tn dung lng a cng. dn dp th mc ny, bn thc hin nh sau:

1. Nhp Start > Run g Prefetch ri nhn Enter.

2. Nhn Ctrl-A chn tt c cc i tng.

3. Nhn Delete xa.

Gim hiu ng ha

Mc nh, Windows XP s dng kh nhiu cc hiu ng ha nhm to giao din bt mt ngi dng. Tuy nhin, nhng hiu ng ny s lm gim tc truy xut ca h thng. Do , nu thy khng cn thit bn c th v hiu ha chng bng cc bc nh sau:

1. Nhp phi biu tng My Computer chn Properties ri chn th Advanced.

2. Trong khung Performance, nhp Settings.

3. Danh sch cc hiu ng c lit k. b hiu ng no bn nhp b du chn trong hp kim. Hoc nu mun v hiu ha tt c, nhp chn mc Adjust for best performance (xem hnh 1.3).

Hnh 1.3: Hp thoi Performance Options

Tng hiu nng h thng

Nu trong h thng b nh RAM nhiu hn 512MB, bn c th thc hin th thut sau tng hiu nng h thng:

1. Vo Start > Run g Regedit, nhn Enter.

2. Ln lt duyt ti cc kha HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management\DisablePagingExecutive.

3. Trong hp thoi Value Data, nhp gi tr l 1 (xem hnh 1.4), nhp OK.

4. Khi ng li my tnh thay i c hiu lc.

Hnh 1.4: Nhp p ln kha DisablePagingExecutive v sa gi tr thnh 1

Phn II: Cc th thut lin quan n mng v Internet

M cc cng v thm cc chng trnh trong danh sch tng la

Khi tng la lm vic, n s kho mt s cng v cc chng trnh nht nh khi kt ni vi Internet. m kho ny, bn thc hin nh sau:

1. Vo Start > Run g firewall.cpl ri nhn Enter.

2. Nhp chn th Exceptions.

m mt cng kt ni vi Internet:

1. Nhp nt Add Port. 2. t tn bt k cho cng.

3. Nhp vo cng mun m.

Thm vo mt chng trnh:

1. Nhp nt Add Program...

2. Mt danh sch cc chng trnh ci t s xut hin.

3. nh du chng trnh bn mun thm vo (xem hnh 2.1) ri nhp OK.

Hnh 2.1: Thm vo mt cng kt ni hay ng dng

Gii quyt trc trc vi ti khon Guest

Trong mng ni b, khi ch c ti khon Guest nhng mun truy xut ti mt my tnh khc ang chy trn h thng Windows XP, bn phi thc hin mt s thay i vi Local Security Policies nh sau:

1. Vo Start > Settings > Control Panel, nhp p Administrative Tools.

2. Nhp p biu tng Local Security Policy. Khi ca s hin ra, chn Local Policies > Security Options (xem hnh 2.2).

Hnh 2.2: Hp thoi Local Security Settings

3. Trong ca s bn phi, tm v nhp p ln mc Network access: Sharing and security model for local accounts.

4. Khi ca s tip theo xut hin, chn Classic - local users authenticate as themselves t menu x xung. Nhp Apply ri nhp OK (xem hnh 2.3).

Hnh 2.3: Chn mc Classic - local users authenticate as themselvesKhng hin th shortcut chia s mng trc y

Theo mc nh, khi bn vo Network Places, my tnh s t ng qut v hin th cc shortcut ca nhng ln chia s mng trc . tt chc nng ny v xa tt c shortcut hin hu, bn lm nh sau:

1. Nhp p biu tng My Computer.2. Vo menu Tools > Folder Options > View.

3. Trong danh sch Advanced Settings, bn di mc Files and Folders, tm v b du kim trc ty chn Automatically search for network folders and printers (xem hnh 2.4).

4. Nhp p biu tng Network Neighborhood trn mn hnh desktop, chn tt c cc kt ni mng trc y v nhn Delete. Ln tip theo khi vo Network Neighborhood cc shortcut s khng cn na.

Hnh 2.4: B chn mc Automatically search for network folders and printers n my tnh s dng Windows XP khi Network Neighborhood

Trong mng ni b, c nhng lc bn cn chia s tp tin t mt my tnh, v i khi cng mun n my ny i, khng cho n xut hin trong Network Neighborhood. thc hin, bn lm nh sau:

Vo Start > Run g lnh net config server /hidden:yes ri nhn Enter (xem hnh 2.5).

Hnh 2.5: G lnh net config server /hidden:yes

Chia s nhiu th mc

Nu mun chia s nhiu th mc, hy s dng tin ch SHRPUBW.EXE c sn ca Windows. Vo Start > Run g lnh SHRPUBW.EXE ri nhn Enter. Mt trnh thut s (wizard) xut hin:

1. Duyt ti th mc bn mun chia s.

2. Nhp vo tn chia s bn mun.

3. Nhp vo vi cu minh ha cho th mc chia s.

4. Thit lp cp chia s; c 4 la chn (xem hnh 2.6).

5. Lp li tin trnh trn i vi cc folder khc.

Hnh 2.6: Chn mt trong 4 ty chn ri nhn Next S dng tin ch chn on mng

Tin ch Network Diagnostic c tc dng qut h thng v tng hp thng tin v phn cng, phn mm v kt ni mng. y l mt tin ch kh hay m t ngi s dng my tnh quan tm. s dng n, bn lm nh sau:

Vo Start > Run g lnh NETSH DIAG GUI ri nhn Enter. ca s hin ra, nhp chn Start Scanning (). i vi giy cho chng trnh lm vic, kt qu l bn s c c kh nhiu thng tin v h thng (xem hnh 2.7).

Hnh 2.7: Tin ch Network Diagnostic

Gii quyt trc trc khi truy xut my tnh trong mng ni b sau khi ci t Norton Anti-Virus

Trong mng ni b, i khi bn khng th kt ni ti mt my tnh s dng Windows XP sau khi ci t chng trnh Norton Anti-Virus. Lc ny, c th c mt s li ty thuc vo h iu hnh ca my b li. kim tra, bn thc hin nh sau:

Nhp Start > Settings > Control Panel > Administrative Tools > Event Viewer > System. Danh sch bn phi cho thy thng bo li nh sau: The server's configuration parameter "irpstacksize" is too small for the server to use a local device. khc phc li ny, bn thc hin nh sau:

1. Vo Start > Run g Regedit ri nhn Enter.2. Ln lt duyt ti cc kha HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\lanmanserver\parameters.

3. Ti ca s bn phi, nhp p ln kho IRPStackSize ri sa gi tr ca n thnh 15 (xem hnh 2.8), nhp OK.

4. ng Registry v khi ng li my tnh.

Hnh 2.8: Nhp p ln kha IRPStackSize v nhp gi tr 15

Ci t Java Virtual Machine

Nu trong qu trnh duyt web, bn thng gp cc thng bo li lin quan ti vic yu cu ci t mt thnh phn cn thit l Java Virtual Machine, hy lm theo cch sau:

Truy cp vo a ch: http://download.windowsupdate.com/msdownload/update/v3-19990518/cabpool/MSJavWU_8073687b82d41db93f4c2a04af2b34d.exe.

hay

http://home.comcast.net/~cerelli/msjava_3810.exe

ti v phin bn Java Virtual Machine 3810. Sau khi ti v, bn tin hnh ci t bnh thng nh cc ng dng khc, sau khi ng li my tnh l xong.

V hiu ha Shared Documents

v hiu ha th mc Shared Documents, khng cho ngi dng khc c th thy n trn mng ni b, bn lm nh sau:

1. Vo Start > Run g Regedit ri nhn Enter.

2. Ln lt duyt ti cc kho HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Policies \ Explorer \

3. Ngay kha Explorer, nhp phi chut chn New > DWORD Value, nhp tn NoSharedDocuments. 4. Nhp p ln gi tr va to v nhp gi tr 1 trong mc Value Data (xem hnh 2.9).

5. Khi ng li my tnh thay i c hiu lc.

Hnh 2.9: To mt kha mi c tn NoSharedDocuments vi gi tr 1

Ghi nh mt m ca Outlook / Outlook Express

Khi s dng Outlook hay Outlook Express, h iu hnh s khng ghi nh mt khu email m bn ng nhp mi khi s dng. h thng ghi nh mt khu ny, bn lm nh sau:


2. Ln lt duyt qua cc kha HKEY_CURRENT_USER \ Software \ Microsoft > Protected Storage System Provider.Nhp phi chut ln kha Protected Storage System Provider, chn Permissions, xut hin hp thoi (xem hnh 2.10)

Hnh 2.10: Hp thoi Permissions for Protected Storage System

3. Trong hp thoi ny, nhp nt Advanced. Mt ca s tip theo hin ra vi 2 ty chn nm di cng. nh du kim trc c 2 mc ny. Nhp Apply > Yes, sau nhp OK hai ln (xem hnh 2.11).

4. Nhp vo du (+) nm trc kha Protected Storage System Provider sau xa tt c cc kha con nm bn trong (nhp chn v nhn Delelte).

5. Tt my v khi ng li thay i c hiu lc.

Hnh 2.11: nh du kim trc hai ty chn di

V hiu ha tng la

Nu s dng cc chng trnh tng la ca hng th 3 th bn nn v hiu ha tng la c tch hp sn trong Windows XP. Cch thc hin nh sau:

1. Nhp Start > Settings > Network Connections.

2. Nhp phi ln kt ni ri chn Properties.

3. Chn th Advanced.

4. B du kim trc ty chn Internet Connection Firewall.

Thit lp gi h thng qua Internet

Bn c th ng b gi h thng vi gi ca my ch trn Internet bng cch:

1. Nhp p ln ng h trn khay h thng.

2. Nhp chn th Internet Time.

3. nh du kim trc ty chn Automatically synchronize with an Internet time server.

4. Nhp Update Now bt u ng b gi (xem hnh 2.12).

Hnh 2.12: Nhn Update Now tin hnh ng b thi gian

Cu hnh tng la

WindowsXP c tch hp sn mt bc tng la, bn c th cu hnh li theo mnh:

1. Nhp Start > Settings > Control Panel, nhp p ln biu tng Network Connections. Sau , tm v nhp phi ln kt ni mun thit lp ri chn Properties.

2. Chn th Advanced.

3. nh du kim trc mc Internet Connection Firewall, sau nhp Settings thay i cc thit lp. (xem hnh 2.13)

Hnh 2.13: Ca s thay i cc thit lp ca tng la

Thay i ni dung thanh Title ca Internet Explorer

1. Nhp Start > Run g Regedit, nhn Enter.

2. Ln lt duyt ti cc kha HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main

3. Ti ca s bn phi, nhp phi chn New > String Value to mt string mi vi tn Window Title. Nhp p ln string va to ri nhp ni dung mun hin th trn thanh Title ca IE (xem hnh 2.14).

Hnh 2.14: Nhp p ln string Window Title v nhp vo ni dung hin th

Phn III: Cc th thut sa cha

Gii quyt li ca cc tp tin Autoexec.nt hay Config.ntNu trong qu trnh s dng my tnh, bn gp phi nhng thng bo li tng t nh sau th l do li ca cc tp tin Autoexec.nt hay Config.nt: The system file is not suitable for running MS-DOS and Microsoft Windows applications. Choose 'Close' to terminate the application. gii quyt vn ny, bn thc hin sao chp nhng tp tin t th mc C:\WINDOWS\REPAIR ri chp ln cc tp tin c nm trong th mc C:\WINDOWS\SYSTEM32.

Gii quyt li lin quan ti Cryptographic ServicesTrong qu trnh thc hin nng cp cc thit lp bo mt cng nh cp nht bn Service Pack 1 m gp thng bo li lin quan ti cc dch v Cryptographic (Cryptographic services) th hy gii quyt nh sau:

Vo Start > Run ri ln lt thc thi cc lnh sau:

net stop cryptsvcren %systemroot%\system32\catroot2 oldcatroot2net start cryptsvcregsvr32 softpub.dllregsvr32 wintrust.dllregsvr32 initpki.dllregsvr32 dssenh.dllregsvr32 rsaenh.dllregsvr32 gpkcsp.dllregsvr32 sccbase.dllregsvr32 slbcsp.dllregsvr32 cryptdlg.dll

Ci t theo ch Repair khi Windows b li

Nu trong qu trnh s dng Windows XP gp trc trc, khin h thng khng khi ng c v khng c gii php no c th khc phc, bn cn tin hnh ci t theo ch sa cha (Repair) vn gi nguyn cc thit lp c ca h thng. Bn thc hin nh sau:

1. Khi ng my tnh bng a CD ci t WindowsXP.

2. Khi cc ty chn hin ra, bn nhn chn phm R (R=Repair).

3. Nhn F8 sau nhn phm R, khi th mc cha Windows XP c hin th (thng l C:\WINDOWS).

4. Chng trnh s kim tra a C: v bt u chp cc tp tin cn thit.

5. My tnh s c t ng khi ng li nu cn, bn ng ly a CD ci t ra.

6. Mt giao din ha xut hin vi cc bc: Collecting Information, Dynamic Update, Preparing Installation, Installing Windows, Finalizing Installation.7. Khi mt ca s xut hin, bn nhp Next.8. Khi c yu cu hy nhp vo s ng k, sau my tnh s t khi ng li.

9. Lc ny bn s thy mn hnh ci t Windows nh thng thng.

10. My tnh khi ng li, bn tin hnh ng nhp vi nhng ti khon ngi dng c thit lp trc .

Gii quyt thng bo li NTOSKRNL Missing or CorruptTrong qu trnh s dng my tnh, nu bn gp thng bo li NTOSKRNL Missing or Corrupt th hy thc hin cch sau khc phc:

1. Khi ng my vi a CD ci t WindowsXP.

2. Khi cc ty chn hin ra, nhn phm R (R=Repair).

3. Chn ng v tr phn vng cha h iu hnh Windows cn sa cha. Thng th v tr ny l #1.

4. Chuyn ti a cha a CD ci t.

5. G vo lnh CD i386. 6. G tip lnh expand ntkrnlmp.ex_ C:\Windows\System32\ntoskrnl.exe

7. Ly a CD v g exit khi ng li my tnh.

Gii quyt li HAL.DLL Missing or Corrupt

Nu bn gp thng bo li lin quan ti vic tp tin hal.dll b mt hay trc trc th trong a s trng hp, tp tin BOOT.INI nm trn th mc gc a C b hng hay thit lp khng ng. Cch gii quyt vn ny nh sau:

1. Khi ng h thng bng a CD ci t WindowsXP.

2. Khi cc ty chn hin ra, nhn chn phm R (R=Repair).


4. G vo dng lnh bootcfg /list.

5. G tip lnh bootcfg /rebuild tin hnh sa cha.

6. Ly a CD ci t ra, g exit khi ng li my tnh.

Gii quyt li Corrupted or Missing C:\WINDOWS\SYSTEM32\CONFIG

Trong qu trnh s dng my tnh, nu bn gp phi thng bo li c dng nh sau:

Windows could not start because the following files is missing or corruptX:\WINDOWS\SYSTEM32\CONFIG\SYSTEM (1) hay

X:\WINDOWS\SYSTEM32\CONFIG\SOFTWARE (2)

(Trong X l tn th mc gc cha h iu hnh) th cch gii quyt nh sau:

1. Khi ng h thng bng a CD ci t Windows XP.



4. Nhp vo mt khu Administrator khi c yu cu.

5. G vo dng lnh cd \windows\system32\config.

6. Nu gp phi thng bo li (1) th bn g vo dng lnh ren software software.bad, nu gp phi thng bo li (2) th bn g vo dng lnh ren system system.bad. 7. Tng t, i vi thng bo li (1) bn g lnh COPY C:\WINDOWS\REPAIR\SYSTEM; i vi thng bo li (2) bn g lnh COPY C:\WINDOWS\REPAIR\SOFTWARE

8. Ly a CD ci t ra, g exit khi ng li h thng.

Thng bo li NTLDR.COM Not Found hay NTDETECT.COM Not Found

Trong qu trnh khi ng my, nu gp phi cc thng bo li trn th hy thc hin theo cc bc sau khc phc:

Nu s dng h thng tp tin FAT32 bn ch vic khi ng my bng a mm cu h to t mt my tnh khc, sau sao chp cc tp tin NTLDR.COM hay NTDETECT.COM trong th mc i386 nm trn a CD ci t Windows vo th mc gc a C.

Nu s dng h thng tp tin NTFS, cch khc phc nh sau:

1. Khi ng my tnh bng a CD ci t Windows.



4. Nhp vo mt khu Administrator khi c yu cu.

5. G vo cc dng lnh sau (trong X l tn a CD cha a ci t): COPY X:\i386\NTLDR C\: COPY X:\i386\NTDETECT.COM C:\

6. Ly a CD ci t ra, g exit khi ng li my.

Phn IV: Cc th thut lin quan n khi ng v Shutdown

T ng ng nhp khng cn mt khu

Nu bn l ngi duy nht s dng my tnh th thao tc ng nhp mi khi khi ng my l khng cn thit. Bn c th v hiu ha vic ng nhp ny bng cch:

1. Nhp Start > Run g lnh control userpasswords2 ri nhn Enter.

2. Xut hin hp thoi, b du kim trc ty chn Users must enter a user name and password to use this computer (xem hnh 4.1).

Hnh 4.1: Hp thoi User Accounts

Hin th nhanh hp thoi Shutdown my tnh

hin th nhanh hp thoi Shutdown my tnh vi cc ty chn Standby, Shutdown v Restart, cch thc hin nh sau:

1. To mt file .txt no nm v tr bt k vi ni dung nh sau: (new ActiveXObject("Shell.Application")).ShutdownWindows() (xem hnh 4.2).2. Lu tp tin ny li. Chuyn phn m rng t .txt sang .js.

3. Lc ny bn c th t tp tin ny trn mn hnh desktop hay ko n vo v tr bt k trong thanh Quicklaunch.

Hnh 4.2: Lu tp tin li ri chuyn phn m rng thnh .js

T ng tt ngun khi Shutdown

Nhiu trng hp khi thit lp ng trong BIOS cng nh cc ty chn trong Power Options, nhng khi thc hin Shutdown th my khng t ng tt ngun. Lc ny, bn cn mt cht iu chnh bn trong Registry:

1. Nhp Start > Run. g Regedit ri nhn Enter.

2. Ln lt duyt qua cc kha HKEY_CURRENT_USER\Control Panel\Desktop.

3. ca s bn phi, nhp p chut ln kha PowerOffActive v iu chnh gi tr thnh 1 (xem hnh 4.3).

4. Thc hin tng t vi nhng vi kha HKEY_USERS\.DEFAULT\Control Panel\Desktop.

Hnh 4.3: Nhp p ln kha PowerOffActive v sa gi tr thnh 1

Tng tc khi ng mt s chng trnh ghi CD

Nu khng s dng tin ch ghi a sn c ca Windows XP m s dng cc chng trnh ghi a ca hng th 3 bn c th thc hin th thut sau tng tc khi ng ca nhng chng trnh ny:

1. Vo Start > Settings > Control Panel.2. Nhp p ln biu tng Administrative Tools > Services.

3. Trong danh sch bn phi, nhp p ln mc IMAPI CD-Burning COM Service.

4. mc Startup Type bn chn Disabled t menu x xung (xem hnh 4.4).

5. Nhn Apply ri nhp OK, sau ng tt c cc ca s li.

Hnh 4.4: Chn Disabled t menu x xung

Khng hin th logo Windows XP khi khi ng

Nu khng thch hin th logo ca Windows XP trong qu trnh khi ng, bn lm nh sau:

1. Vo Start > Run g MSCONFIG ri nhn Enter.

2. Nhn chn th BOOT.INI.3. nh du kim trc ty chn /NOGUIBOOT.

Hnh 4.5: nh du kim trc ty chn /NOGUIBOOTRt ngn thi gian khi ng my

Microsoft cung cp mt chng trnh min ph cho php phn tch v rt ngn thi gian khi ng my. Tin ch ny c tn l BootVis, ti v t a ch http://www.onecomputerguy.com/software/bootvis.exe. Cch s dng tin ch ny nh sau:

1. Kch hot tp tin BOOTVIS.EXE va ti v.

2. Khi ng chng trnh, chn Trace > Next Boot + Driver Delays.

3. Tin ch s khi ng li my tnh v thc hin mt s nh gi cn thit.

4. Sau khi khi ng, BootVis s hin th th chi tit lin quan ti qu trnh khi ng h thng.

5. Ghi nh khong thi gian khi ng ca h thng (nhp ln ng dc mu ).

6. Chn Trace > Optimize System.

7. Chn Trace > Next Boot + Drive Delays mt ln na.

8. Lc ny bn nhn thy thi gian khi ng my gim xung. Trong v d ti thc hin, thi gian gim t 39 xung cn 30 giy.

To biu tng Shutdown v Reboot nhanh

WindowsXP c mt lnh vi tn gi l SHUTDOWN, n gip thc hin nhanh chng vic tt hay khi ng li my tnh.

To mt shortcut trn mn hnh desktop shutdown nhanh:

1. Nhp chut phi ln mn hnh desktop, chn New > Shortcut.

2. Nhp vo dng lnh shutdown -s -t 00.3. Nhp Next.4. Nhp vo tn shortcut, chng hn nh Quick_shutdown. Nhp Finish.

Tng t, to mt shortcut khi ng li my tnh, bn thay dng lnh bc 2 bng dng lnh shutdown -r -t 00.Phn V: Cc th thut lin quan n mn hnh Desktop, thanh cng c v Windows Explorer

Phc hi biu tng Desktop trong thanh Quick LaunchTrong mt lc bt cn, bn xa mt biu tng Desktop trn thanh Quick Launch th hy thc hin cch sau phc hi li:

M th mc C:\DOCUMENTS AND SETTINGS \ USER_NAME \ APPLICATION DATA\MICROSOFT\INTERNET EXPLORER\QUICK LAUNCH.

(trong USER_NAME l tn ngi dng my tnh hin hnh).

M Notepad ri to mt tp tin c tn ShowDesktop.SCF vi ni dung:

[Shell]Command=2IconFile=explorer.exe,3[Taskbar]Command=ToggleDesktop

Sau , lu tp tin trn Desktop ri ko tp tin ny ln v tr trn thanh Quicklaunch.

Ly li thit lp gc v vic m mt folder

Trong mt s trng hp, khi nhp p ln mt folder m ni dung folder khng c hin th, thay vo l tin ch Search c kch hot. Nh vy c s thay i v thit lp mc nh v vic m mt th mc. ly li thit lp gc, bn thc hin nh sau:


2. Ln lt duyt ti cc kha sau: HKEY_CLASSES_ROOT \ Directory \ shell

v HKEY_CLASSES_ROOT \ Drive \ shell

3. Ti ca s bn phi, nhp p ln kha Default ri sa gi tr thnh explorer hay none (xem hnh 5.1).

Hnh 5.1: Nhp p ln kha Default v sa gi tr thnh explorer hay none

Ghi nh cc thit lp ca Folder

Nu Windows XP khng ghi nh cc thit lp bn thc hin cho folder, hy vo Registry (vo Start > Run g Regedit ri nhn Enter) v xa i cc kha sau:

[HKEY_CURRENT_USER\Software\Microsoft\Windows\ShellNoRoam\BagMRU][HKEY_CURRENT_USER\Software\Microsoft\Windows\ShellNoRoam\Bags] (xem hnh 5.2).

Hnh 5.2: Xa cc kha BagMRU v Bags

V hiu ha ch hin th Thumbnail

Trong Windows Explorer, v hiu ha ch hin th cc i tng di dng Thumbnail, bn c th thc hin nh sau:

1. Vo Start > Run g Regedit ri nhn Enter.2. Tm n kha HKEY_CURRENT_USER \ Software \ Microsoft \ Windows \ CurrentVersion \ Explorer \ Advanced \

3. Nhn sang khung ca s bn phi, tm v nhp p ln kha ClassicViewState ri chuyn gi tr ca n thnh 1 (xem hnh 5.3).

Hnh 5.3: Nhp p ln ClassicViewState ri chuyn gi tr 1

Lu li cc thit lp lin quan n mn hnh Desktop

Nu khng mun nhng thit lp mnh thc hin cho cc folder cng nh mn hnh desktop b ngi khc thay i, bn thc hin nh sau:


2. Ln lt duyt ti cc kha HKEY_CURRENT_USER\Software\Microsoft\Windows NT\CurrentVersion\Program Manager\Restrictions.

3. Ca s bn phi, bn tm kha NoSaveSettings. Trng hp kha ny cha c th hy to mt gi tr DWORD mi v t tn l NoSaveSettings (xem hnh 5.4).

4. Nhp p ln gi tr ny v chn gi tr l 0.


Hnh 5.4: Nhp p ln NoSaveSettings v sa gi tr thnh 0

Khng hin th phin bn Windows ang s dng trn mn hnh desktop

Nu trn mn hnh desktop ang s dng c hin th phin bn Windows XP, nu mun tt chc nng ny th hy thc hin nh sau:

1. Vo Start > Run g Regedit ri nhn Enter.2. Tm n kha HKEY_CURRENT_USER \ Control Panel \ Desktop.

3. Sau , hy tm kha PaintDesktopVersion ca s bn phi (xem hnh 5.5).

4. Nhp p ln kha , nhp gi tr l 0.


Hnh 5.5: Nhp p ln PaintDesktopVersion v sa gi tr thnh 0

thay i ny c tc dng vi tt c ngi dng, bn thc hin tng t nhng bc 2, nhng s dng kha: HKEY_USERS\.DEFAULT\Control Panel\Desktop.

V hiu ha tin ch Desktop Cleanup Wizard

Theo mc nh, tin ch Desktop Cleanup Wizard s t ng c kch hot c mi 60 ngy thc hin vic dn dp mn hnh desktop (xa cc biu tng ng dng khng dng hay t dng ti). v hiu ha tin ch ny, bn lm nh sau:

1. Nhp phi ln mn hnh desktop, chn Properties.

2. Nhp chn th Desktop > Customize Desktop3. B du kim trc ty chn Run Desktop Cleanup Wizard ri nhp OK (xem hnh 5.6).

Hnh 5.6: B du kim trc ty chn Run Desktop Cleanup WizardSa li tin ch SearchTrong lc s dng tin ch Search tm kim tp tin, nu gp phi thng bo li dng nh A File That Is Required to Run Search Companion Cannot Be Found th chng t tin ch Search c li. Cch khc phc nh sau:

1. ng nhp vi ti khon Administrator.

2. Vo Start > Run g lnh %systemroot%\inf ri nhp OK.

3. Trong ca s hin ra, nhp phi ln tp tin Srchasst.inf chn Install (xem hnh 5.7).

Hnh 5.7: Nhp chut phi ln tp tin Srchasst.inf chn Install

M ca s dng lnh t mt th mc bt k trong Windows Explorer

Nu bn mun m ca s dng lnh vi du nhc l th mc hin hnh ang c chn th hy thc hin theo cc bc sau:


2. Ln lt duyt ti cc kha HKEY_CLASSES_ROOT \ Directory \ shell

3. Nhp phi ln kha shell, chn New > Key to mt kha mi c tn Command.

4. t tn ty cho kha, chng hn nh Open DOS Box.

5. Bn di kha ny, to mt kha mi c tn gi l command.

6. Gn cho n gi tr l cmd.exe /k "cd %L" (xem hnh 5.8).

7. T gi, khi bn nhp phi ln mt folder, chn Open DOS Box th mt ca s dng lnh s xut hin vi du nhc l th mc hin hnh ang c chn.

Hnh 5.8: Gi tr cho kha command mi toM ca s Windows Explorer ti th mc mong mun Nu thng xuyn phi m mt th mc no mi khi lm vic, bn nn to mt shortcut m nhanh th mc ny bng cch sau:

Nhp phi ln mn hnh desktop, chn New > Shortcut ri g vo ni dung: %SystemRoot%\explorer.exe /n, /e, d:\internet (xem hnh 5.9).

Bn thay D:\INTERNET bng ng dn ti th mc mnh cn.

Hnh 5.9: Nhp vo ni dung cho shortcut

Phn VI: Cc th thut khc

Thit lp trng thi cc phm Capslock, Numlock, Scroll Lock

Nu mun thit lp trng thi cho cc phm ny mt cch t ng mi khi khi ng my, hy thc hin mt s chnh sa sau trong Registry.

1. Vo Start > Run g Regedit ri nhn Enter.2. Ln lt duyt ti cc kha HKEY_CURRENT_USER \ Control Panel \ Keyboard.

3. Nhn sang khung bn phi, nhp p ln kha InitialKeyboardIndicators.

4. Sa li gi tr thnh mt trong nhng con s tng ng sau y (xem hnh 6.1).0 tt tt c cc phm 1 bt phm Caps Lock2 bt phm Num Lock4 bt phm Scroll LockMt s t hp phm: 3 bt phm Caps Lock v Num Lock5 bt phm Caps Lock v Scroll Lock6 bt phm Num Lock v Scroll Lock7 bt phm Caps Lock, Num Lock v Scroll Lock


Hnh 6.1: Nhp cc gi tr s ty

Vi th thut vi lnh DOS MD trong Windows XP

Trong Windows XP, DOS vn cn tn ti, nn vic hiu r cc lnh trong DOS s rt hu ch. Lnh MD c dng to ra th mc mi, th nhng trong Windows XP lnh MD ny c mt s im mi kh th v (xem bnh 6.2):

to cng lc nhiu th mc, bn dng c php MD Th_mc1 Th_mc2.V d, to cng lc cc th mc THIS, IS, A, TEST th mc gc a C, bn g:

C:\> MD THIS IS A TEST

to nhanh mt cy th mc, bn dng c php MD Th_mc_cha\Th_mc_con V d to th mc THIS_IS, sau to th mc A_TEST l th mc con ca THIS_IS, bn g:

C:\> MD THIS_IS\A_TEST

Thng thng, tn th mc ch c th di ti a 8 k t, t tn th mc di hn, bn thm du ngoc kp vo trc tn th mc, v d:

C:\> MD "THIS IS A TEST

Hnh 6.2: Vi th thut vi lnh MD trong DOS

Gia hn mt khu vnh vin

i vi mi ngi dng trong h thng, m bo cho tnh bo mt ca mt khu ng nhp, Windows ch cho php s dng mt khu trong mt thi gian nht nh, sau ngi dng cn i sang mt khu mi. mt khu vnh vin khng bao gi ht hn, bn c th thc hin nh sau:

Vo Start > Run, ln lt g vo dng lnh net accounts v maxpwage:unlimited.Trong trng hp bn nhn c thng bo li ni rng mt khu sp ht hn bn tin hnh nh sau:

1. Nhp phi ln biu tng My Computer, chn Manage, xut hin hp thoi (xem hnh 6.3).

Hnh 6.3: Hp thoi Computer Management

2. Duyt ti cc mc Local Users and Groups > Users.

3. Ti ca s bn phi, nhp phi ln tn ngi dng cn thay i, chn Properties.4. Sau chn th General, nh du kim trc ty chn Password never expires (xem hnh 6.4).

5. Nhp OK.

Hnh 6.4: nh du kim trc ty chn Password never expires

Hin th cc thit b n

Bn c th hin th cc thit b n khng c lit k trong Device Manager. C hai cch thc hin iu ny:

Thay i trong Registry:

1. Vo Start > Run g Regedit ri nhn Enter.2. Ln lt duyt ti cc kha HKEY_LOCAL_MACHINE \ SYSTEM \ ControlSet001 \ Control \ Session Manager \ Environment.

3. Ti ca s bn phi, nhp phi chut ri chn New > String value v t tn l DEVMGR_SHOW_NONPRESENT_DEVICES.

4. Nhp p ln gi tr va to ri nhp gi tr l 1 vo (xem hnh 6.5).

Hnh 6.5: Chn gi tr cho string va to l 1

To mt tp tin .bat c ni dung nh sau, sau thc thi n:

@Echo OffPrompt $p$gset DEVMGR_SHOW_NONPRESENT_DEVICES=1start devmgmt.mscexit

Khng cho biu tng Remote Desktop Sharing (RDS) hin th trong khay h thng

ngn khng cho biu tng Remote Desktop Sharing (RDS) xut hin trong khay h thng, bn thc hin nh sau:

1. Vo Start > Run g services.msc ri nhn Enter, xut hin hp thoi (xem hnh 6.6).

Hnh 6.6: Hp thoi Services

2. Ti danh sch cc dch v c hin th, hy tm n mc NetMeeting Remote Desktop Sharing.3. Nhp p ln mc ny ri chn th Log On.4. B du kim trc mc Allow service to interact with desktop (xem hnh 6.7).

5. Nhp OK ng cc ca s v khi ng li my tnh (bt buc).

Hnh 6.7: B du kim trc mc Allow service to interact with desktop

In ni dung th mc

C nhiu tin ch gip in ni dung ca mt th mc bt k ra giy. Th nhng vi th thut sau, bn s khng cn n bt k tin ch no c, hy thc hin cc bc sau t mnh thc hin cng vic ny.

To mt tp tin .bat:Trong th mc gc a C: bn to mt tp tin c tn in_thu_muc.bat vi ni dung nh sau:

@echo off dir %1 /o:g > c:\directory.txtstart /w notepad /p c:\directory.txtdel c:\directory.txtexit

Thm lnh in th mc vo menu chut phi:1. Nhp p vo biu tng My Computer.

2. Vo menu Tools > Folder Options.

3. Chn th File Types, nhp chn mc File Folder.

4. Nhn nt Advanced sau nhp New.

5. Trong hp kim Action, bn g vo In ni dung th mc (hay on text bt k no ).

6. Trong hp kim di mc Application used to perform action box, bn g vo: type C:\in_thu_muc.bat, nhp OK (xem hnh 6.8).

7. Nhp OK hai ln v nhp Close.

Hnh 6.8: Nhp thng tin cho hp thoi New Action Chnh sa Registryi khi sau khi thm lnh in th mc vo menu chut phi, th cc thit lp mc nh cho vic m mt th mc b thay i. khc phc, bn tin hnh chnh sa trong Registry nh sau:

1. Nhp Start > Run g Regedit ri nhn Enter.2. Ln lt duyt ti cc kha HKEY_CLASSES_ROOT \ Directory \ shell

3. Sa gi tr mc nh thnh explorer hay none.


Xo tp tin Thumbs.db

Khi hin th ni dung th mc theo ch Thumbnail, WindowsXP s to mt tp tin c tn thumbs.db. Tp tin tm ny c tc dng gip vic duyt nh c nhanh hn nhng li chim dung lng a cng (mc d khng nhiu lm). tt chc nng ny, bn thc hin nh sau:

1. Nhp p ln biu tng My Computer.

2. Vo menu Tools > Folder Options > View.3. Trong danh sch bn di mc Files and Folders, bn nh du kim trc ty chn Do not cache thumbnails (xem hnh 6.9).

4. By gi, hy s dng chc nng Search ca Windows tm kim tt c tp tin thumbs.db trn a cng ri xa chng i l xong.

Hnh 6.9: nh du kim trc ty chn Do not cache thumbnails

Kch hot/ V hiu ha tin ch Task Manager

Task Manager l tin ch gip qun l cc ng dng ang chy cng nh cung cp cc thng tin lin quan n ti nguyn h thng. V vy, nhiu lc bn s c nhu cu v hiu ha tin ch ny ngi khc khng s dng c. Cch thc hin nh sau:


2. Ln lt ti cc kha HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System.

3. Ti ca s bn phi, bn to mt gi tr Dword mi v t tn l DisableTaskMgr.

4. Sau , nhp p ln gi tr va to. kch hot Task Manager, hy nhp vo gi tr l 0; ngc li, nhp vo gi tr l 1.

S dng bn Media Player 6.4

C th h thng ang s dng phin bn Windows Media Player mi nht, nhng nu mun s dng li WMP phin bn c hn (nh bn 6.4 chng hn), hy thc hin nh sau:

Nhp phi ln mn hnh desktop, chn New > Shortcut. Trong hp thoi hin ra, di mc Type the location of the items bn nhp vo ni dung:C:\Program Files\Windows Media Player\mplayer2.exe (xem hnh 6.10).

Xong, nhp Next, nhp tn cho shortcut ri nhp Finish.

Hnh 6.10: To shortcut s dng WMP 6.4

Xa ni dung Page File khi tt my

Khi b nh RAM b thiu, h thng s to mt b nh o ly dung lng t a cng. Ni dung b nh o ny c lu tr trong mt tp tin tm gi l Page File. Ty theo dung lng ch nh m tp tin ny c kch thc ln hay nh. lm trng ni dung tp tin ny mi ln shutdown my, bn lm theo 1 trong 2 cch sau:

Dng Administrative Tools:

1. Vo Start > Settings > Control Panel

2. Nhp p ln Administrative Tools > Local Security Policy

3. Duyt ti cc mc Local Policies > Security Options

4. Trong danh sch bn phi, tm v nhp p ln mc Shutdown: Clear Virtual Memory Pagefile ri chn Enable (xem hnh 6.11).

5. Khi ng li my tnh.

Hnh 6.11: Kch hot vic t ng xa Page File khi tt my

Thay i trong Registry:


2. Ln lt duyt ti cc kha HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management\.

3. Ca s bn phi, nhp p ln kha ClearPageFileAtShutdown ri sa gi tr thnh 1 (xem hnh 6.12).


Hnh 6.12: Nhp p ln kha ClearPageFileAtShutdown v sa gi tr thnh 1

Khc phc li sau khi g b chng trnh ghi a

Trong mt s trng hp, sau khi g b chng trnh ghi a th khng th truy xut ni dung a CD c. Lc ny, bn cn xa mt s kha khng cn thit trong Registry khc phc vn :

1. Vo Start > Run g Regedit ri nhn Enter.2. Ln lt duyt ti cc kha HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Class\{4D36E965-E325-11CE-BFC1-08002BE10318}.

3. Trong danh sch bn phi, hy tm v xa i cc gi tr UpperFilters v LowerFilters. Thit lp li lnh Dir hin th tn file bn tri Khi thc hin lnh DIR vi cc phin bn Windows trc th tn file hay folder c hin th bn tay tri. Th nhng vi Windows XP th tn file li hin th bn phi. ly li hin th nh cc phin bn trc, bn thc hin nh sau:

1. Nhp phi ln biu tng My Computer, chn Properties.

2. Nhp chn th Advanced > Environment Variables.3. Nhp nt New bn di mc System Variables.4. Nhp vo Variable name l dircmd.

5. Nhp vo Variable value l /-n (xem hnh 6.13).

6. Nhp OK.

Hnh 6.13: Thit lp li thng s cho lnh DIR

nh dng phn vng FAT32 c dung lng ln hn 32 GB

WindowsXP ch cho php nh dng cc phn vng NTFS c dung lng ln hn 32GB. Tuy nhin, bn c th p dng th thut sau c th nh dng cc phn vng FAT32 c dung lng ln hn 32GB:

1. Dng a mm khi ng c to t mt my tnh s dng Windows 98. Khi ng h thng bng a mm ny v dng tin ch FDISK to mt phn vng dung lng ln (32GB vi ch Large Hard Drive Support).

2. Khi ng h thng vi a mm ny v tin hnh nh dng phn vng nh bnh thng.

3. Gi y Windows XP c th s dng phn vng ny m khng c vn g.

ng nhp vi ti khon Administrator

Trong trng hp mun ng nhp bng ti khon Admintrator, nhng trong danh sch ngi dng li khng c th bn lm nh sau:

1. Nhn gi cc phm Ctrl, Alt v nhn phm Del hai ln.

2. Thao tc ny lm xut hin ca s login thng thng v bn c th ng nhp bng ti khon Administrator nh bnh thng.

ti khon Administrator lun xut hin, bn lm nh sau:

1. Vo Start > Run g Regedit ri nhn Enter.2. Ln lt duyt ti cc kha HKEY_LOCAL_MACHINE \ SOFTWARE \ Microsoft \ Windows NT \ CurrentVersion \ Winlogon \ SpecialAccounts \ UserList.

3. Ti ca s bn phi, nhp p ln gi tr Administrator ri sa gi tr thnh 1 (xem hnh 6.14)

Hnh 6.14: Sa li gi tr cho gi tr Administrator

Khc phc li Fast User Switching

Trong qu trnh lm vic vi my tnh, khi cn chuyn qua li gia cc ti khon ngi dng m gp phi thng bo li:

A recently installed program has disabled the Welcome screen and Fast User Switching

Hy thc hin cc bc sau khc phc:

1. Nhp Start > Run g Regedit ri nhn Enter.2. Ln lt duyt ti cc kha HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon

3. Ti ca s bn phi, nhn chn gi tr GinaDLL ri nhn Delete xa (xem hnh 6.15).

Hnh 6.15: Xa gi tr GinaDLL

Ch No To All khi ghi tp tin

Khi tin hnh sao chp, nu tp tin cn sao chp tn ti v tr mi, bn s c hi c mun ghi ln tp tin ang c khng. i km theo l ty chn Yes To All ng ghi tt c cc tp tin ln v tr mi. c c ty chn No To All, bn ch vic nhn gi phm Shift ng thi nhp chut ln ty chn No.

Ci t chng trnh Backup cho Windows XP phin bn Home

Theo mc nh, bn s khng tm thy chng trnh Backup d liu trong Windows XP bn Home Edition. Tuy nhin, bn vn c th tm v s dng tin ch ny trong th mc X:\VALUEADD\MSFT\NTBACKUP (trong X: l tn a cha a CD ci t Windows).

Thay i tn k t a

Nu bn mun i k t c gn cho a (a cng, cc thit b lu tr di ng hay a CD, DVD), hy thc hin nh sau:

1. Nhp chut phi ln biu tng My Computer, chn Manage

2. Chn Disk Management

3. Nhn chn a cng cn i tn k t, ri nhp chut phi ln n, chn Change Drive Letter and Path (hnh 6.16)

4. Nhn nt Change

5. Chn k t mun hin th.

Hnh 6.16: Thay i tn k t a

V hiu vic s dng Windows Picture and Fax Viewer nh l chng trnh xem nh mc nh

Theo mc nh, Windows Picture and Fax Viewer c ch nh lm chng trnh mc nh xem nhiu loi tp tin hnh nh. Nu khng mun iu ny, bn c th s dng th thut sau s dng cc chng trnh xem nh khc lm chng trnh xem nh mc nh:


2. Ln lt duyt ti cc kha HKEY_CLASSES_ROOT / SystemFileAssociations / image / ShellEx / ContextMenuHandlers

3. ca s bn phi, tm v xa gi tr ShellImagePreview (xem hnh 6.17)

Hnh 6.17: Tm v xa gi tr ShellImagePreview

Bn cng c th thay i tin ch s dng cho tng loi tp tin mnh mun theo cch sau:

1. Nhp chut phi ln biu tng My Computer.

2. T thanh menu chn Tools > Folder Options > File Types

3. Trong danh sch bn di, hy cun xung cho n khi tm c loi tp tin mun thay i.

4. Nhn nt Change5. Chn ng dng tng ng trong danh sch hay nhn Browse duyt ti ng dng mnh mun.

6. Nhn OK.

Thay i cc thuc tnh mc nh ca ca s DOS

Nu mun thay i cc thuc tnh ca ca s DOS nh Size, Color, Font, Buffer Size, Window / Full Screen cho hp vi mnh, hy thc hin nh sau:

1. M mt ca s DOS bt k

2. Nhp chut phi ln thanh Title, chn Defaults.

3. ca s hin ra, hy thc hin cc thay i theo mnh. K t y, tt c cc ca s DOS s c thuc tnh va c thit lp (xem hnh 6.18).

Hnh 6.18: Thay i cc thuc tnh ca ca s DOS

To a mm khi ng cho Windows

to mt a mm khi ng cho h thng ang s dng, bn lm nh sau:

1. t a mm vo a.

2. Vo My Computer, nhp phi chut ln a mm, chn Format.

3. nh du kim trc mc Create an MS-DOS startup disk.

4. Nhn nt Start bt u.

Kch hot tr li tin ch System Restore

Nu lc trc bn tin hnh v hiu ha chc nng System Restore trong Group Policy Editor nhng nay mun kch hot tr li, hy thc hin nh sau:

1. Vo Start > Run g gpedit.msc ri nhn Enter.

2. Ln lt duyt qua cc mc Computer Configuration / Administrative Templates / System / System Restore

3. iu chnh cc mc Turn off System Restore v Turn off Configuration thnh Disable (xem hnh 6.19).

Hnh 6.19: Nhp p v iu chnh hai mc thnh Disabled

4. Nhp phi chut ln My Computer, chn Manage

5. Duyt ti cc mc Services and Applications / Services

6. Cun xung cho n khi thy mc System Restore Service, hy iu chnh mc ny thnh Automatic (xem hnh 6.20).

7. Nhn nt Start v ng ca s ny li.

Hnh 6.20: iu chnh System Restore Service thnh Automatic

8. Tr li ca s Group Policy Editor v iu chnh c 2 mc ny thnh Not configured.

9. T gi, khi nhp chut phi ln biu tng My Computer ri chn Properties th th System Restore xut hin tr li, v cho php iu chnh cc chc nng c trong tin ch ny.

Ly li trnh iu khin (driver) cho thit b

Khi thc hin ci t hay nng cp driver cho cc thit b nhng sau chng lm vic khng hp l, bn c th ly li driver s dng lc trc bng cch:

1. ng nhp h thng vi ti khon Administrator.

2. Nhp phi chut ln My Computer, chn Properties.3. Chn th Hardware.

4. Nhn ln nt Device Manage.5. Tm n thit b cn ly li driver.

6. Nhn chn th Driver.7. Nhn ln nt Roll Back Driver thc hin vic ly li driver.

ng nhiu i tng trn thanh tc v cng lc

Khi cc tc v ang chy, chng s to cc khon mc nm trn khay tc v. Bn c th ng cng lc nhiu tc v bng cch nhn gi phm Ctrl v nhp chn cc khon mc tng ng. Sau nhp phi chut ln cc khon mc chn, chn Close Group.

Tt ti khon ngi dng Guest

V l do bo mt, s c lc bn mun tt ti khon ngi dng Guest. Cch thc hin nh sau:

1. Vo Start > Settings > Control Panel

2. Nhp p chut ln mc User Accounts

3. Nhp chn mc Change an account

4. Chn ti khon Guest5. Nhn ln mc Turn off the guest account (xem hnh 6.21).

Hnh 6.21: Nhn Turn off the guest account tt ti khon Guest

Tt tin ch ghi CD tch hp ca Windows XP

Tin ch ghi a CD c sn trong Windows thng khng c nhiu ngi s dng v hn ch v tnh nng. Bn c th chn s dng cc phn mm ghi a ca cc hng th 3. Lc bn nn v hiu ha tin ch ghi a c sn bng cch:

1. Nhp p ln biu tng My Computer.

2. Nhp phi chut ln ghi, chn Properties

3. Nhp chn th Recording4. B du kim trc ty chn Enable CD recording on this drive

Gi nhanh tr gip cc lnh dng trong Windows XP

gi nhanh tr gip cho cc lnh s dng trong Windows XP bn c th thc hin nh sau. Vo Start > Run, nhp vo dng lnh sau ri nhn Enter:

hh.exe ms-its:C:\WINDOWS\Help\ntcmds.chm::/ntcmds.htmS dng tin ch System File CheckerSystem File Checker l tin ch cho php kim tra v phc hi cc tp tin h thng khi chng b li hay thay i mt cch v tnh hay c . Tin ch ny c th s dng t du nhc lnh nh sau:

sfc [/scannow] [/scanonce] [/scanboot] [/revert] [/purgecache] [/cachesize=x]

/scannow - Kim tra tt c cc tp tin h thng ngay lp tc.

/scanonce - Kim tra cc tp tin h thng mt ln duy nht.

/scanboot - T ng kim tra cc tp tin h thng mi khi my tnh c khi ng.

/revert - Chuyn qu trnh kim tra v mc nh.

/purgecache - Lm sch b nh cache m Windows File Protection s dng v kim tra cc tp tin h thng ngay lp tc.

/cachesize=x - Ch nh dung lng b nh cache (MB) m tnh nng Windows File Protection s dng.

To a mm khi phc mt khu

phng trng hp qun mt khu ng nhp th trc bn nn to mt a mm cu h gip gii quyt vn ny. Cch thc hin nh sau:

1. Vo Start > Settings > Control Panel, nhp p ln biu tng User Accounts

2. Nhn chn ti khon ngi dng hin hnh.

3. ca s tip theo, nhn bn tay tri, bn nhp chn mc Prevent forgotten password (xem hnh 6.22).

Hnh 6.22: Mc Prevent forgotten password c chn

4. Hy ln lt lm theo cc hng dn to mt a mm cu h. Lu : bn s cn mt mt khu to a ny.

5. Trong tng lai, nu qun mt khu ng nhp th hy nhp vo mi tn mu xanh, sau a chic a cu h to vo a.

V hiu ha chc nng HibernationChc nng Hibernation khi hot ng s chim mt phn dung lng a cng. Nu khng mun iu ny hay n gin l khng mun s dng ti chc nng Hibernation th hy v hiu ha n bng cch:

1. Vo Start > Settings > Control Panel, nhp p chut ln biu tng Power Options2. Nhp chn th Hibernation3. B du kim trc mc Enable Hibernation, nhp Apply ri nhp OK (xem hnh 6.23).

Hnh 6.23: Tt chc nng Hibernation

Thay i hnh nh hin th ngi dng

Mi ngi dng c i din bi mt hnh nh do Windows chn sn. Bn c th thay i hnh nh ny bng mt hnh nh c sn thng qua cc bc sau:

1. Vo Start > Settings > Control Panel.

2. Nhp p chut ln biu tng User Accounts.

3. Nhp chn ti khon ngi dng mun thay i.

4. Nhp chn mc Change my picture.

5. Lc ny, bn ch vic duyt ti hnh nh mun chn l xong (xem hnh 6.24)

Hnh 6.24: Nhn Change my Picture thay i hnh nh i din

Mt s tin ch c th gi t dng lnh

WindowsXP c mt s tin ch c th gi t du nhc lnh. c th gi cc tin ch ny, bn vo Start > Run, sau nhp vo tn tin ch tng ng. Danh sch cc tin ch nh sau:

Tn tin chTn lnh

Computer Managementcompmgmt.msc

Disk Managementdiskmgmt.msc

Device Managerdevmgmt.msc

Disk Defragdfrg.msc

Shared Foldersfsmgmt.msc

Group Policiesgpedit.msc

Local Users and Groupslusrmgr.msc

Performance Monitorperfmon.msc

Resultant Set of Policiesrsop.msc

Local Security Settingssecpol.msc

Servicesservices.msc

T ng tt cc tc v b tnh trng Non-ResponsiveTrong qu trnh s dng my, c ln bn gp cc tc v b tnh trng Non Responding (ca s ng dng khng tng tc c). gii quyt, bn c th thit lp h thng t ng ng cc tc v ny li. Cch thc hin nh sau:


2. Ln lt duyt ti cc kha HKEY_CURRENT_USER\Control Panel\Desktop

3. ca s bn phi, nhp p chut ln kha AutoEndTasks ri sa gi tr thnh 1.

4. Bn thc hin tng t nh vy vi kha WaitToKillAppTimeout, hy nhp vo thi gian ch trc khi ca s Non Responsive c t ng ng (n v l milli giy, chng hn bn mun 2 giy th nhp vo s 2000) (xem hnh 6.25).

Hnh 6.25: Nhp p ln WaitToKillAppTimeout ri nhp vo khong thi gian bn mun

Thay i cc thit lp ca tin ch System Restore

Theo mc nh, Windows XP s s dng mt lng ln dung lng a cng dng cho vic lu tr cc restore point (im phc hi). Nu thy iu ny khng cn thit, bn c th t mnh thay i cc thit lp:

1. Vo Start > Programs > Accessories > System Tools

2. Nhp chn System Restore.

3. i vi mi a hay phn vng, bn nhn chn nt Setting thay i dung lng a s dng.

Ci thin vic Add/Remove chng trnh

Theo mc nh, khi vo Control Panel > Add or/Remove Programs, WindowsXP s khng hin th tt c cc chng trnh bn ci t hay g b (add/ remove). c mt danh sch y hn, hy thc hin nh sau:

Dng mt chng trnh son tho vn bn no , nh Notepad chng hn, m tp tin C:\Windows\Inf\sysoc.inf (hnh 6.26).

Bn di mc Components, hy tm v b i t hide trn tng dng, li hai du (,) nm lin tip nhau, sau lu tp tin ny l. By gi vo li Add/Remove Programs trong Control Panel. Lc ny danh sch cc chng trnh c hin th mt cch y .

Hnh 6.26: Ni dung tp tin sysoc.infBt ch Numlock theo mc nh

ch Numlock theo mc nh lun c bt mi khi my tnh khi ng bn lm theo cc bc sau (vii ngi dng hin hnh):


2. Ln lt duyt ti cc kha HKEY_CURRENT_USER\Control Panel\Keyboard. Nhn sang ca s bn phi, nhp p chut ln mc InitialKeyboardIndicators. (xem hnh 6.27)

3. Chuyn gi tr t 0 thnh 2.

4. Nhn phm Numlock trn bn phm.

5. Log off v ng nhp tr li.

6. th thut c tc dng vi mi ti khon ngi dng, bn thc hin tng t nhng vi kha HKEY_USERS\.DEFAULT\Control Panel\Keyboard\InitialKeyboardIndicator7. s.

Hnh 6.27: Nhp p ln InitialKeyboardIndicators v sa gi tr thnh 2TRN HU BNH