Showing posts with label Safe Mode. Show all posts
Showing posts with label Safe Mode. Show all posts

Tuesday, June 5, 2012

bench3

How To Use Windows Safe Mode

Safe mode is the best option when someone has called saying that their new PC is not booting properly, as it lets a technician determine roughly whether there's a problem with the hardware or a problem with software that's been installed since the PC left the store.

Unfortunately, in our experience many users have little more than a vague awareness of the existence of 'safe-mode' in Windows, and no idea how to get into it or why they would want to.

Here is something you need to understand Windows Safe mode and when and how to use the Safe Mode.

How To Use Windows Safe Mode

When to Use Safe Mode in Windows:

Windows hangs, restarts by itself, or crashes with a blue screen error, or your video display is garbled and you cannot get control of the display resolution.

 

The Solution For The Above, and How To Use Windows Safe Mode:

  • Restart your PC and press the F8 key at the end of the BIOS to access Windows' start menu.
  • Select the Safe Mode option and let Windows start up.
  • Log onto Windows if prompted.
  • Click OK or Yes to acknowledge the "running in safe mode" dialog.
  • Use Safe Mode to reset any recent configuration changes, uninstall recently installed hardware, or run System Restore to return the system to a working state.

If you don't know what you are doing, and if you are in doubt, call your hardware vendor for support.

Safe Mode uses only basic files and drivers (mouse, except serial mice; monitor; keyboard; mass storage; base video; default minimal system services; and no network connections).

In Safe Mode, your desktop display is limited to 640 480 resolution, allowing you to select another resolution to be used after restart—helpful if you have video driver or resolution selection problems. Many 32-bit device drivers are not loaded, limiting the number and types of programs you can use—for instance a Pinnacle PCTV tuner card cannot be used in Safe Mode.

As well, entries in Windows Registry Run and Run Once keys are bypassed in Safe Mode, an essential feature for removing spyware and unwanted programs that will not go away in Normal Mode. If your computer does not start successfully using safe mode, you might need to use the Recovery Console feature to repair your system.

Additional Safe Mode options exist—Safe Mode with Networking and Safe Mode with Command Prompt. Safe Mode with Networking adds basic networking components to the Spartan mix of few device drivers and features so you can access LAN and web-based resources as needed. Safe Mode with Command Prompt presents the command-line interface instead of the Windows GUI, most useful if you are having trouble with and need to repair displaying Windows' graphics.

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Wednesday, March 28, 2012

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How To Use Last Known Good Configuration In Windows

Each time you successfully start your computer, Windows saves any system-related settings to the Windows Registry. Some of the information that is written to the Registry is in regards to device drivers and services that are used by Windows.

The Last Known Good Configuration boot option uses Registry information and drivers saved at the last proper shutdown. Any system changes since the last proper shutdown are lost. Missing drivers or files necessary for operation of new devices will have to be replaced with proper versions. This is the next best thing to restoring the system to a prior system Restore Point and does not affect installed applications unless they involve device drivers.

How To Use Last Known Good Configuration In Windows

Windows will not boot or function properly due to recent changes in hardware or system configuration.

Solution:

  • Using Windows startup menu
  • Restart your PC and press the F8 key at the end of the BIOS to access Windows' start menu.
  • Select the Last Known Good Configuration option and let Windows start up.
  • Log onto Windows if prompted.
  • Reset any recent configuration changes, uninstall recently installed hardware or run System Restore to return the system to a working state.

When you choose to use the Last Known Good Configuration mode all of the settings contained within the HKLM\System\CurrentControlSet Registry key will be restored to the last state when you’re computer booted up successfully. This will not modify any files, but it will be able to point the system back to older drivers, assuming that they are still accessible on the machine.

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