System: Inspiron 1420 Windows 7
Issue: Suddenly slow system (CPU usage usually raises to 100% when opening any programs such as a web browser, then dips back down when everything is loaded enough)
Attempted Solutions: Anti-virus, malware, anti-spyware programs | chkdsk, sfc /scannow |Memory...
anti-virus
audio issues
clean install
corrupt files
cpu usage
diagnostics
inspiron 1420
malware
memory diagnostics
performance issues
slowlaptop
stuttering
system freezes
system restore
task manager
technical support
troubleshooting
video playback
windows 7
windows update
I recently upgraded windows 7 ultimate x64 from my vista home premium x64, however, the new upgraded win 7 includes too much junk and slows down my laptop a lot. So I would like to do a clean install.
My question is: I have already activated my upgraded win 7, so if I reinstall my win 7, would...