• This site uses cookies. By continuing to use this site, you are agreeing to our use of cookies. Learn more.

Firefox and Add Ons

Anyone expert with Firefox. I'm going mad.

I have lots of computers, all networked, all use Firefox - however one will not work with add ons.
I've tried everything. The add ons download by I cannot install them.

I hate losing, but on this occasion the PC is winning.

Help Help Help.

Any pearls of wisdom gratefully received.