1.restore your pc to a earlier date
2.download pc cleaner and spybot install and get let latest updates then run sweep
3.make sure your windows firewall is working and on
4.run a decent virus scan like avg free edition
5 all the above programs can be found on filehippo.com
I just fixed 3 pc s this week with similar problems slow feeezing ages to boot internet slow ?
I have my PC problem free, super quick but always keep on top of it because it fooks me off as im a impatient son of a gun