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Collapsible folder pane

Mozilla, I previously made a monthly contribution in support of Thunderbird because it added value to my life. But the Oct '23 update removed the option to collapse folders for unknown reasons (surely this wasn't intentional?) and I'm therefore with...

Mozilla or Microsoft download errors to my computer, specifically printer and scanner problems.

After a download of new information from Mozilla (in December 2023) my printer prints gibberish at will. My scanner doesn't properly scan and send as before. The last three weeks, I have tried fixes from Microsoft, HP, and on line suggestions, with n...

adress autocomplete suggestion

I changed to Firefox from Chrome after they started adding a "suggestion" feature where it showed random company names above my history and autocomplete. After the last update on firefox (v. 117) something similar is happening with Firefox' autocompl...

Firefox not save password

Firefox not save password with WWW-Authenticate https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/WWW-Authenticate.Please see this trouble.

Downloads at version 121 don't work

Firefox updated today automatically to version 121. Now no downloads are possible, wheter pdf-files nor zip-files or anything else. Pdf-files are openend in the browser and after that you can download them, but you can't download it directly.I regene...

Thunderbird 115 "Supernova" - constant crashes and now Thunderbird won't boot

I agreed to an upgrade prompt for Thunderbird 115 last week and it doesn't work. It keeps crashing. But worse still, now it won't boot. Does anyobody have an alternative to Thunderbird which will let me import my messages (many thousands of these, ne...

Disable tab dimming in non-focused windows

Somewhere around Nightly 123a, tabs in non-focused windows started being dimmed. I really don't like this: when I have multiple windows tiled side-by-side (all in active used), it makes it harder to read the tabs in most of the windows. Is there a co...

Opened or closed folder stay not stabile in next run

I use many tabs. Each tab is a specific email account. So I setted the folder list with only the account from the tab showing the subfolders, and all other account folders closed.I shut the program down. Next run, Thunderbird opens all folders, despi...

CANNOT SEE 90% OF VIDEOS....

TRY THIS... https://www.facebook.com/reel/335403482583400EVERYTHING IN MOZILLA IS LIKE THIS... WHY?* IF YOU COPY THE LINK AND PUT IT ON GOOGLE CHROME...YOU CAN SEE IT... WHY ?

Firefox - Windows Store version very slow at launch

Hi guys.We found that Firefox which is installed from the Windows Store is painfully slow to launch, compared to the regular installation from the Mozilla website.It takes about 5-10 seconds to see the address bar. We are facing this issue on differe...