Three kinds of lock screen methods of XP system and their advantages and disadvantages
1, do not use the Welcome screen (at this time also can not use Fast User Switching).
2, only use the Welcome screen.
3, both the use of the Welcome screen, but also the use of Fast User Switching.
When Windows XP is installed, the default setting is 3.
The following methods for locking the screen are described below, depending on how the user is logged on or off.
Setup 1: Same with Windows 2000 and Windows NT4.0, similar to interface.
Advantage: Is the true "lock the computer", after you lock the computer, other users (except administrators) can not use this computer.
Disadvantage: There is no "Welcome screen" before login, you need to enter your user name, and Fast User Switching is not supported.
Set 2: Press Ctrl+alt+del to select Lock Computer from the Shutdown menu in the Task Manager that pops up.
Advantages: There is a "Welcome screen" before login, and other advantages are set 1.
Disadvantage: Fast User Switching is not supported.
Set 3: At this time in a variety of ways:
Method 1: Select "Start → logout" and click "Switch User".
Method 2: Press Ctrl+alt+del to select Lock Computer on the Shutdown menu in the pop-up task manager.
Method 3: Press Ctrl+alt+del, select the "User" tab in the pop-up Task Manager, and then select the current logged-on user's account and press the "Disconnect" button.
Advantages: A welcome screen before login to support Fast User Switching.
Disadvantage: Only one account is locked, and other users can use the computer through other accounts.
Common methods
Because the keyboard you use now is generally a Windows keyboard (there is a key in the middle of the left CTRL and left ALT keys with a Windows icon, generally called the win key) so in addition to the various methods described above, there is one of the most convenient methods, That's using Windows shortcut keys: Win+l. In any case, just press win+l, you can lock the screen, you can try.