operamini, fire fox and other browsing app is not browsingexcept internet explor

[olarwummy]

i recently upgrade myt system ram from 4gb to 6gb ram,,,, and i have be enjoying it more than before,,, but the little problem am having is the operamini, fire fox, chrome and other browsing software did not access the internet....
the only internet browsing i can only use is the internet explorer
pls i need your help

[Mark.]

can't see the connection myself between RAM upgrade and only your browsers being effected.

have you done the obvious and 1) download the latest versions, 2) reboot (it does help sometimes), and 3) installing those new versions?