Repair System Faults in Windows 7 Security Mode

Windows security mode is used to troubleshoot and fix faults when an exception occurs in the operating system. In this mode, the system only starts the underlying services, other applications are not started, so you can easily troubleshoot system problems. Windows 7 security mode is similar to Windows XP. Press F8 before you start Windows, and then the System Startup menu appears. Select safe mode to log on.

1. Delete stubborn files

When some files are deleted in normal Windows mode or the recycle bin is cleared, the system may prompt "the file is in use and cannot be deleted ", in this case, we can delete it in security mode. In safe mode, Windows Automatically releases control of these files.

2. System Restoration in Security Mode

If your computer cannot be started now, you can only access the safe mode, then you can recover the system in safe mode. After entering the security mode, click "start"> "All Programs"> "accessories"> "System Tools"> "System Recovery" to open the system recovery wizard, then, select the "Restore my computer to an earlier time" option, click the "Next" button, and click the date displayed in italic on the calendar to select the System Restore origin, click "Next" to restore the system.

3. Scan and kill viruses in Security Mode

Today, the update speed of anti-virus software cannot keep up with the pace of the virus, and your computer will be infected with the virus. However, many viruses cannot be cleared in Windows, but anti-virus software cannot run in dos. At this time, we can start the security mode. In Windows, only necessary drivers are loaded, so that the virus can be completely cleared.

4. Unlock the Group Policy in Security Mode

In fact, in Windows, group policy restrictions are implemented by loading specific key values of the Registry, but they are not loaded in security mode. Press the F8 key after the instance is restarted. In the multi-boot menu window that appears, select "safe mode with command prompt ". After entering the desktop, enter "C: WindowsSystem32XXX.exe (your program)" at the startup command prompt, start the console, and then follow the steps above to remove the restriction, restart the system to unlock it.

Note: Many group policy restrictions cannot take effect in security mode. If you encounter a restriction that cannot be lifted, you may wish to find a solution.

　5. Repair System Faults

If Windows is not stable or cannot be started properly, do not reinstall the system. restart the computer and switch to safe mode. Then restart the computer, has the system recovered to normal? This method is very effective for system faults caused by registry problems, because Windows can automatically fix registry problems when started in safe mode. After Windows is started successfully in safe mode, generally, it can be started in Normal mode.

6. Restore system settings

If the user fails to start the system properly after installing new software or changing some settings, you also need to go to security mode. If the user is caused by the installation of new software, uninstall the software in safe mode. If some settings have been changed, for example, the display resolution setting is beyond the display range of the monitor, resulting in a black screen, you can change it back after entering safe mode, in addition, the screen saver with a password is placed in the "Start" menu. After the password is forgotten, the computer cannot be operated normally and the security mode can be changed.

　7. Identify malicious self-starting programs or services

If the computer encounters some unknown errors, such as the failure to access the network and the problem cannot be found based on the general idea, you can start to the secure mode with network connection. If the problem persists, it indicates that some self-starting programs or services affect the normal connection of the network.

8. Detect incompatible hardware

XP adopts a digital signature-based driver mode, and performs more rigorous detection on various hardware than before. Therefore, some devices may not be able to drive normally. If you find that XP does not recognize hardware in normal mode, you can press F8 at startup, select safe mode, and check new hardware in safe mode.

9. Uninstall the incorrect driver

If the driver is not applicable to your hardware, you can use the XP driver to restore it. However, if the video card and hard disk IDE driver are installed incorrectly, they may crash as soon as they enter the GUI interface. The same is true for some motherboard ULTRADMA patches, because Windows needs to read the memory and disk page files at any time to adjust the computer status, the system crashes immediately when the hard drive encounters a problem. What should we do now?

In some cases, disabling the Administrator account may cause maintenance difficulties. For example, in a domain environment, if the security channel used to establish a connection fails for some reason, if there is no other local administrator account, you must restart the computer in safe mode to solve the connection interruption problem.

If you try to re-enable a disabled Administrator account, but the current administrator password does not meet the password requirements, you cannot re-enable the account. In this case, the optional members of the Administrator Group must set the password of the Administrator account on the "local user and group" user interface.