I am just concerned about malware and cookies being tracked. Apple says this computer does not need any extra add-ons to protect it. I do not want to damage it if it does not need the extra devices.
Go to Solution.
P.S. I see you are still using Firefox 25. You should update Firefox to the latest version, currently Firefox 26, to take advantage of recent security fixes and other improvements. See
The Troubleshoot Firefox issues caused by malware article has this Apple Support link for Mac users concerned about malware:
On privacy issues related to tracking and Firefox, see:
Hope that helps.