Hello guy's is it possible to update Firefox without re-install old version Firefox or not.
I'm not sure I understand your question?
I guess he wants to say that is it possible to update Firefox without uninstall current version of FF. And the ans i Yes. You don't need to remove/uninstall current version.
Yes you can take updated without installing new version just go option> advance> update> check automatically take updated and save
You can update your old version of Firefox with out install the new version of Firefox.But you can not maintain the both version in your computer.