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#11
* Have you SP1 installed?
* Have you checked in Event Viewer?
Type eventvwr in search.
Go to the Windows Logs > Application {& System} in the left hand column.
Note anything in red that relates to the CURRENT freezing problem.
Please record the event ID, and the Source Code and tell us what they are.
Some generic troubleshooting steps you might like to try...
* Safe Mode.
What is safe mode?
* Clean boot. You may discover what is causing your problem.
How to troubleshoot a problem by performing a clean boot in Windows Vista or in Windows 7
* Malwarebytes
Did you run the FULL SYSTEM scan earlier as requested?
* List all the Security software you have ever had installed & currently have now on your computer please.
* Browser addons can create problems.
Check how many you have on your various browsers.
Is each & every one really needed?