If you have accidentally installed the “MacDefender” malware – it often comes up as being a warning advising your mac may be infected – apple has made a useful technote on removing it here:

http://support.apple.com/kb/HT4650

If you have trouble, or have any concerns about the MacDefender and what it might have done to your system – our team are experts at preventing issues on your computer and would love to hear from you.

Written by: David Colville on May 25, 2011.