Simultaneous installation of Firefox legacy and Firefox Quantum?
42782
How to run firefox and firefox ESR simultaneously
2894
Multiple Delphi versions on the same machine
40116
How can I tell whether my Firefox is 32 bit or 64 bit?
4012
How do I install Google Chrome on Amazon Linux with all its dependencies?
42215
Running more than one Firefox Profile at once?
113420
How to install Microsoft Silverlight on Firefox on 12.04?
42634
How do I upgrade to the development release (aka. Ubuntu+1)?
65451
How do I install Firefox 52 ESR on 16.04?
138628
Can I sync bookmarks between Firefox and Chromium?
84129
How to install Firefox addon from command line in scripts?
148844
Can all flavours of Ubuntu 16.04 run the same programs?
150221
How can I build a custom distribution for running a simple web browser?
13473
Installing 2 versions of Ubuntu on same hard drive?
16565
Flash plugin up to date but Firefox keeps telling me that I have the old version
37161
Removing Firefox in Ubuntu with all add-ons like it never existed
40624
Bower: Install 2 versions of jQuery
76822
Is there a way to use multiple instances of Chromium or Firefox?