Thread: Screen flashing in Windows 7

Hi .I have desktop computer with windows 7 operating system. From last 2-3 days my system screen is continuously flashing. When I select any for error occurred “Not Responding”. I think this happen because of I modifies the registry to optimize the shutdown speed of my computer. How I fix my problem. Please help me as soon as possible.

To fix this problem,

1. Go to start, type regedit in the search box and ht Enter.

2. Once the registry editor is opened, find these registry keys and Remove them.

• HKEY_USERS\.DEFAULT\Control Panel\Desktop\HungAppTimeOut

• HKEY_USERS\.DEFAULT\Control Panel\Desktop\WaitToKillAppTimeOut

• HKEY_CURRENT_USER\Control Panel\Desktop\HungAppTimeOut

• HKEY_CURRENT_USER\Control Panel\Desktop\WaitToKillAppTimeOut

• HKEY_CURRENT_USER\Control Panel\Desktop\WaitToKillServiceTimeOut

Once all keys are removed, Screen flashing issue will be fixed in your system.