Recent answers to extensions stopped workinghttps://support.mozilla.org/km/questions/13267552021-02-22T02:48:53-08:00Note that not all extensions are enabled in Private Browsing mode.
https://support.mozilla.org/en-U2021-02-22T02:48:53-08:00cor-elhttps://support.mozilla.org/km/questions/1326755#answer-1393886<p>Note that not all extensions are enabled in Private Browsing mode.
</p>
<ul><li><a href="https://support.mozilla.org/en-US/kb/extensions-private-browsing" rel="nofollow">https://support.mozilla.org/en-US/kb/extensions-private-browsing</a>
</li></ul>It’s possible that there is a problem with the file(s)
that store the extensions registry.
Type abou2021-02-21T19:49:19-08:00fredmcd-hotmailhttps://support.mozilla.org/km/questions/1326755#answer-1393829<p>It’s possible that there is a problem with the file(s)
that store the extensions registry.
</p><p>Type <strong>about:support</strong> in the address bar and press enter.
</p><p>Under the page logo on the left side, you will see <strong>Application Basics. </strong>
Under this find <strong>Profile Folder. </strong> To its right press the button
<strong>Show Folder. </strong> This will open your file browser to the current Firefox profile.
Now <strong>Close Firefox. </strong>
</p><p>Windows: Show Folder; Linux: Open Directory; Mac: Show in Finder
</p><p><strong>Linux: </strong> Under the page logo on the left side,
you will see <strong>Application Basics.</strong> Under this find
<strong>Profile Directory. </strong> To its right press the button
<strong>Open Directory. </strong>
</p><p>Delete all <strong>extensions*</strong> files and <strong>compatibility.ini</strong> in the Firefox profile
folder to reset the extensions registry.
</p>
<ul><li><a href="https://support.mozilla.org/kb/Profiles" rel="nofollow">https://support.mozilla.org/kb/Profiles</a>
</li></ul>
<p>New files will be created when required.
</p><p>After, restart Firefox.
</p><p>See "Corrupt extension files":
</p>
<ul><li><a href="http://kb.mozillazine.org/Unable_to_install_themes_or_extensions" rel="nofollow">http://kb.mozillazine.org/Unable_to_install_themes_or_extensions</a>
</li></ul>
<ul><li><a href="https://support.mozilla.org/kb/Unable+to+install+add-ons" rel="nofollow">https://support.mozilla.org/kb/Unable+to+install+add-ons</a>
</li></ul>
<p>+++++++++++++++++++++++++++
You will have to approve the updating one last time.
</p>