Successfully Fix The Windows7 Screen Flashing Error

Users of Windows7 might occasionally face some screen flashing errors after optimizing the systems shut down speed. This symptom mostly occurs when the user selects any folder or accesses any web page. The desktop pop up or jumps forward the browser and shows a “Not Responding” message. This error message is always displayed on the corner (top – left) of the window.

The probable reason of this problem is due to optimization of the systems shut down speed. Whenever the user optimizes these changes, the OS faces lack in buffer time and other lacks. This takes the system into the Not Responding mode and the error message is thus displayed.

In order to fix or get away with this problem of screen flashing, the user needs to follow the steps given below:

  • Go to the Start Menu
  • In the text space of Run, type in “RegEdit”.
  • This will run the Registry Editor.
  • Delete the following registry keys
  • 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

Restart your system and the issue is solved.