What you’ll need: A little bit of patience..!
*Compatible/Working geforce driver for you GPU extracted from Nvidia installer to a newly created folder on your desktop.
*Installed Driver Fusion, aka Driver Sweeper Link: http://www.treexy.com/media/30691/driver_fusion_1.6.0.exe
*Installed CCleaner Link: http://www.piriform.com/ccleaner/download/standard
First: Boot into Safe Mode follow instructions below!
*Win7 -Restart PC and keep hitting F8 on your keyboard until you see an option to select Safe Mode.
*Win8 -Open Notepad, copy and paste the following command line: C:\Windows\system32>shutdown /r /o /f /t 00
-then save-as this text file with the following name onto your desktop: SafeBoot8.bat
-Now once you run this created batch file your PC will reboot into SafeMode Menu, select option 4 for Safe Mode.
Second: Once in Safe Mode Go to your device manager!
-1- Win7/Win8 hold down Windows Key on your keyboard & simultaneously press R, paste the following command and hit OK: devmgmt.msc
-2- Now expand Display adapters by clicking on the small triangle then right-click on your Nvidia GeForce GPU and select Uninstall.
-3- Then open Driver Fusion Utility and select/mark Nvidia Display & Nvidia PhysX & hit analyze, delete what ever it finds but don’t click on reboot just yet.
-4- Open CCleaner and scan registry several times until it finds nothing once finished reboot your Win7/Win8 PC back into Safe Mode.
-5- Repeat step 3 & step 4 above until Driver Fusion finds nothing, rebooting into Safe Mode each time until finished.
Third: Installing working driver from Safe Mode!
-Open GeForce Driver folder that you had created previously from an extracted driver at the beginning of this guide, and right-click on setup.exe & run as Admin
-Click Agree & Continue & select Custom/Advanced option & deselect everything that you don’t need or have use for like 3D crap but make sure you select clean install.
-Finish Installation and reboot normally this time back to your desktop and continue-on with your life