Hi,
First,
Please try to perform
system restore to test this issue.
Also, please boot the computer in
Clean Boot
and
safe mode to confirm if the issue persists.
If the issue persists, please
try the following methods to troubleshoot the issue:
Device Clean Boot
=================
1. Click Start, type "devmgmt.msc" (without quotation marks) in the Search bar and press Enter.
2. Expand "Sound, video and game controllers".
3. Right click on your sound card and then click "Properties.
4. In the dropdown menu of Device Usage, please choose "Do not use this device (disable)" and click OK.
5. Please use the same method to disable other dubious hardware such as: internal modem, network card and CD-R drive. Please note some devices such as
video adapter are not available to be disabled.
Startup Repair from the Windows Recovery Environment (WinRE)
============================================
1. Insert the Windows Vista installation disc into the disc drive, and then start the computer.
2. Press a key when the message indicating "Press any key to boot from CD or DVD …". appears.
3. Select a language, a time and currency, and a keyboard or input method, and then click Next.
4. Click Repair your computer.
5. In the System Recovery Options dialog box, choose the drive of your Windows installation and click Next.
6. At the System Recovery Options Dialog Box, click on Repair your computer.
7. Click the operating system that you want to repair, and then click Next.
8. In the System Recovery Options dialog box, click Startup Repair.
Regards,
Sabrina
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