I think I may have picked up some malware. my imac started getting slower with the latest update version to 8.3. Now it hardley moves at all. Im not very computer savvy as i am an "old girl" who is self taught. Can someone tell me where i should lokk and what i can try?
iMac (21.5-inch, Late 2012), iOS 8.3
The Easy, safe, effective method:
http://www.adwaremedic.com/index.php
If you are comfortable doing manual file removals use the somewhat more difficult method:
http://support.apple.com/en-us/HT203987
Also read the articles below to be more prepared for the next time there is an issue on your computer.
https://discussions.apple.com/docs/DOC-7471
https://discussions.apple.com/docs/DOC-8071
http://www.thesafemac.com/tech-support-scam-pop-ups/
Pete
My Mac is runnung really slow. Malware??
