Network traffic only happens when mouse cursor moving
Network traffic only happens when mouse cursor is moving over Firefox window. It's even stopping me sending this message! Doesn't affect 32-bit XP machine.
Krejt Përgjigjet (2)
-> Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems
-> Clear Cookies & Cache
-> Also try the suggestions mentioned in the following articles:
Check and tell if its working.
Thanks for these suggestions - for some reason though the problem went away. I have Norton Utilities set to run automatically and I think it may have tidied the cache or cookies for me.