Recente antwoorden op Since Firefox upgrade recently in my computer all my add on to download videos are not working please help so I can download videos using Firefox.https://support.mozilla.org/nl/questions/12645672019-07-13T22:21:23-07:00Addon issues must contact the addon developer. Did you uninstall the addons and reinstalled them. Th2019-07-13T22:21:23-07:00WestEndhttps://support.mozilla.org/nl/questions/1264567#answer-1237248<p>Addon issues must contact the addon developer. Did you uninstall the addons and reinstalled them. That would be the first thing to do to verify the problem isn't a addon compatibility issue.
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