Firefox 56 Released With Built-In Screenshot Utility, New Options Panel
Firefox 56.0: find out what is new - gHacks Tech News
STOP IGNORING/OVERRIDING MY PREFERENCES AND SETTINGS AND AUTO-UPDATING TO FF57!!! | Firefox Support Forum | Mozilla Support
Firefox 56 arrives with screenshot feature, Send Tabs, and drops Flash support on Android | VentureBeat
Firefox 56.0: find out what is new - gHacks Tech News
Firefox 56 Released with Screenshot Tool, Better Sync for iOS and Android
What to do if Firefox won't play any sounds | Firefox Help
Firefox 56: Restore Previous Session from tab bar
How to restore Firefox to the previous (or install older) version | Kingpin Private Browser
Firefox 56: Last Stop before Quantum - Mozilla Hacks - the Web developer blog
Mozilla Firefox 56 crashes when personalized on Windows 10 (1607)
Firefox 56: Here is what's new
Mozilla releases Firefox 56, the last before Quantum - Neowin
Firefox update notifications on Windows | Firefox Help
Screenshot 2021-04-16 at 14.15.56 - Mozilla Security Blog
Firefox 56.0.2 - Neowin
Firefox 56 Released With Built-In Screenshot Utility, New Options Panel
Mozilla Firefox 51 and Google Chrome 56 finally support FLAC - Soundphile Review
File:Firefox 56 Wikipedia screenshot in Ubuntu MATE.png - Wikimedia Commons
Download and Install Mozilla Firefox 56 on Windows - Downlinko
MZHistoryView: View the list of visited web sites in Firefox / Mozilla browsers
Mozilla Firefox 108 is Now Available to Download - OMG! Ubuntu
Firefox 56: Last Stop before Quantum - Mozilla Hacks - the Web developer blog
