try to re-install and if it still then look for odd programs and run a anti malware
Hmm..Try to turn off antivirus, bcs my friend got same problem.
If u used ByPass try to use CF Fixer.. by heroji
just google it!
Try re installing.
And iupdate your drivers.
Yeah, what Takari said. Update your drivers/re install.
jaajaja - -" you no have much ram true ?
Go to the computer manufacturer website and search your comp
Reinstall The Reboot Pc And Try It.