Windows 7 security mode enters the operation similar to Windows XP. Press the F8 key before entering the Windows system startup screen, then the system startup menu appears, select the security mode login to enter.
1. Delete stubborn files
When deleting some files in Windows normal mode or clearing the recycle bin, the system may prompt “The file is being used and cannot be deleted”. If this happens, we can be safe. Delete it in mode. Because in safe mode, Windows automatically releases control of these files.
2, system recovery in safe mode
If your computer can not start now, you can only enter safe mode, then you can restore the system in safe mode. After entering the security mode, click “start”→“all programs”→“accessories”&rarquo;system tools”→“system restore”, open the system restore wizard, and then select &ldquo ; Restore my computer to an earlier time & rdquo; option, click the "Next" button, click on the date displayed on the calendar to select the system restore point, click the "Next" button to proceed to the system reduction.
3, the virus in the safe mode killing
There are many viruses in the anti-virus under Windows, and the anti-virus software can not run under dos. At this time we can start the safe mode, Windows system will only load the necessary drivers, so that the virus can be completely removed.
4, unlock the group policy in safe mode
In fact, the group policy restriction in Windows is achieved by loading the registry specific key value, and this restriction is not loaded in safe mode. Press and hold the F8 key after rebooting, in the open multiple boot menu window, select “Safe Mode with Command Prompt”. After entering the desktop, enter “ld:;C:WindowsSystem32XXX.exe (the program you started)” at the command prompt of the startup, start the console, and then release the restriction according to the above operation. Finally, restart the normal login system to unlock.
Note: Many restrictions of group policy can not be effective in safe mode. If you encounter the restriction that cannot be lifted, you may want to go to find a solution.
5, repair system failure
If Windows is not stable or can not start properly, do not focus on the system at this time, try to restart the computer and switch to safe mode to start, then restart the computer Is the system restored to normal? If the system is faulty due to a problem with the registry, this method is very effective, because Windows can automatically repair the registry problem when it starts in safe mode. After successfully starting Windows in safe mode. Normally, it can be started in normal mode (Normal).
6, recovery system settings
If the user is installing new software or changing some settings, the system can not start properly, you also need to enter the safe mode to solve, if it is caused by the installation of new software Please uninstall the software in safe mode. If you change some settings, such as the display resolution setting is beyond the display range of the display, resulting in a black screen, you can change it back after entering safe mode, and also have a screen with a password. The protection program is placed in the “Startup” menu. If you forget the password, the computer will not operate properly and you can enter the safe mode change.
7, pull out malicious self-starting programs or services
If the computer has some unpredictable mistakes, such as not being able to access the network, according to the general idea and can not find the problem, can start to secure with network connection Look at the mode, if it can be here, it means that some self-starting programs or services affect the normal connection of the network.
8, detection of incompatible hardware
XP uses a digital signature driver mode, the detection of various hardware is also stricter than before, so some devices may not be able to drive under normal conditions. If you find that XP does not recognize the hardware in normal mode, you can press F8 at startup and then enter safe mode to detect new hardware in safe mode.
9, uninstall the incorrect driver
The general driver, if you do not apply your hardware, you can uninstall by XP driver restore. But the graphics card and hard drive IDE driver, if installed wrong, it is possible to enter the GUI interface to crash; some motherboards ULTRADMA patch is also the same, because Windows is to read the memory and disk page files to adjust the computer state at any time, so the hard drive one The system will crash if there is a problem. What should I do now?
In some cases, disabling the administrator account can cause maintenance difficulties. For example, in a domain environment, when the secure channel used to establish a connection fails for some reason, if there is no other local administrator account, the computer must be restarted in secure mode to fix the problem that caused the connection state to be interrupted.
If you attempt to re-enable a disabled administrator account and the current administrator password does not meet the password requirements, you will not be able to re-enable it. In this case, the optional member of the administrator group must set the password for the administrator account through the “local user and group" user interface.