1. Reinstall Windows xp does not need to be activated If you need to reinstall Windows XP, you usually have to reactivate. In fact, as long as the first time you activate, back up the wpa.dbl file in the windows\\system32 directory, you don't need to activate it anymore. After reinstalling Windows XP, just copy the file to the above directory. 2. How to know if your Windows XP is activated
Open Start→Run. In the pop-up dialog box, type: oobe/msoobe /a. After the carriage return, the system will pop up a window to tell you if the system has been activated. 3. Find the missing quick launch bar. Move the mouse to the blank area of the taskbar, right click and select “Properties” from the pop-up menu. In the pop-up window, select the “Taskbar” tab and then from the “Taskbar Appearance”. In the box, select the check box for "Show Quick Start" and "OK" will do. 4. Change the background of the login interface to open the registry editor, find [hkey-users\\.default\\control panel\\colors], change the value of background to “0 0 0” (without the quotation marks), so that the login background becomes Black. 5. Completely uninstall xp Some friends found that they don't like this operating system after installing Windows XP. At this time, you can boot to DOS with Windows 98 installation CD, then type: format -ur to delete all XP files, and Windows 98/Me can be reinstalled. 6. System life saves straw
When it is suspected that the changes made to the computer before the system restart may cause a malfunction, you can restore the changes made to the system by pressing the F8 key when starting the system and selecting "Last Known Good Configuration". . 7. Recovering Hardware Previous Drivers After installing a new hardware driver and discovering that the system is unstable or the hardware is not working, just select the "Driver Recovery" button in the "Device Manager" to restore to the previous normal System status. However, the printer driver cannot be restored. 8. Automatic login Click Start→Run, enter “rundll32netplwiz.dll, usersrundll” (without the quotation marks), then cancel “users must enter a user name and passWord to use this computer” in user acconts, click “ok” Then, in the pop-up dialog box, enter the username and password you want to log in to. 9. Shortcut for quick shutdown or restart (can be timed) Right click on the desktop and select New (shortcut, in the pop-up wizard, enter the location: c:\\Windows\\system32\\shutdown.exe -s -t 10( The -s can be changed to -r, that is, restart, and -t 10 means delay 10 seconds, you can change this number according to your needs. After making this shortcut, assign it to it according to the above method. Icon. This quick shutdown or restart trick will show a nice dialog box prompting shutdown (restart), and you can add "-c "I want to shut down!", so that this sentence will be displayed in the dialog In the box, of course you can do whatever you want. But be careful not to exceed 127 characters. 10. Shut down and restart as long as 1 second
If you want Windows XP to shut down instantly, you can press CTRL+ALT+DEL, then In the task manager that pops up, click “Shutdown” → “Shutdown”, and hold down CTRL at the same time. In less than 1 second, you will find that the system is closed, just in the blink of an eye. The truth, if you select "reset" in the "Shutdown" menu, you can quickly restart.