Note: Important this section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully.
For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft
Check if you can experience the issue in Clean boot’ state to check for software conflicts.
Keep the computer on a clean boot and check for the issue status. If everything works fine after a clean boot, you can infer that some third party services are causing the problem. Proceed with the remaining steps to pin-point out the third party service.
After you figure out the problem causing program, you may have to update or install a higher version of the program, if you seldom use that software you can consider uninstalling it.
How to troubleshoot a problem by performing a clean boot in Windows Vista or in Windows 7.