Repairing system failures through Windows 7 security mode

Computer shop repairing system failures through Windows 7 security mode

Windows security mode is designed to cause anomalies in the operating system After logging in to this mode, troubleshooting and repair, in this mode, the system will only start the underlying service, other applications will not start, users can easily troubleshoot system problems. Windows 7 security mode entry is similar to Windows XP operation. 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 the normal mode of Windows or clearing the recycle bin, the system may prompt “The file is being used, cannot be deleted”, such a In case we can delete it in safe mode. Because in safe mode, Windows automatically releases control of these files.

2, System Restore in Safe Mode

If your computer can't be started 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, virus detection under safe mode

Now the speed of anti-virus software update can not keep up with the pace of the virus, a little careless your computer will be infected by the virus. But there are many viruses that can't be cleaned up under Windows, and the anti-virus software can't 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 in safe mode does not load this limit. 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 of the restrictions of Group Policy cannot be effective in Safe Mode. If you encounter a 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 After restarting the computer, has the system been restored? 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 starting Windows successfully in mode, it can usually be started in normal mode (Normal).

6, restore system settings

If the user is installing new software or changing some settings, the system will not start properly, you need to enter safe mode to resolve, if it is If the new software is installed, please uninstall the software in safe mode. If some settings are changed, 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. Put a screen saver with a password in the “Startup” menu. If you forget the password, the computer will not operate properly and you can enter the safe mode change.

7, out of malicious self-starting programs or services

If the computer has some inexplicable mistakes, such as not on the network, according to the general idea can not find the problem, you can start Take a look at the secure mode with a network connection. If you can do it 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 be under normal conditions Can not be driven to use. 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.