Improve this question. Kara 5, 15 15 gold badges 49 49 silver badges 56 56 bronze badges. Xidus Xidus 1 1 gold badge 3 3 silver badges 7 7 bronze badges. Add a comment. Active Oldest Votes. Improve this answer. This answer is nice since it is so simple. It seems to provide the maximum number of tabs which have been open which might not be the current number of tabs if you've closed any since reaching the high water mark. This should be the accepted answer. Note that browser. If you want the "current" value, you can quit and restart.
I could be wrong and clearly have a problem that I need to address And this evening perhaps I should practice a bit of browser sanitation. I closed some tabs and the value updated after restarting the browser restart, not refresh the tab. Closing a few hundred seems in order. A script to count tabs:! Mechanical snail Mechanical snail On current firefox versions that sessionstore. See also dutherenverseauborddelatable.
Mechanical snail: I didi not find the add-on named Tab Count Loggerin the mozilla extensions. Which version it supports? Please let me know. Sign up or log in Sign up using Google. Sign up using Facebook. If you see a Restore Session " Sorry. We're having trouble getting your pages back.
You may be able to fix the problem by finding the content type that is set to use Firefox and then changing the action, using these steps:. In the Menu bar at the top of the screen, click Firefox and select Preferences.
Click the menu button and select Options Preferences. Click the menu button and select Settings. For more information about content types, see Change what Firefox does when you click on or download a file.
If the preceding steps didn't fix the problem, or if you can't find the problematic item in the Applications list, you will have to reset the actions for all content types by manually deleting the file that stores these settings. If the problem is still not solved, or if Firefox is opening multiple tabs or windows with unwanted content, consider that your system may be infected by malware. For more information, see Troubleshoot Firefox issues caused by malware.
If you have opened or closed some tabs, the number of currently still opened tabs may be different with maximum number of tabs ever opened which includes tabs that have been closed. Note that you still need to subtract 1 to get the actual current count, as opening a tab to go the Telemetry counted as one too. There are a few add-ons that can count tabs and display the count in a badge on toolbar. Some add-ons can display the count of opened tabs in each window separately too, or for all browser windows.
Search for your prefer add-on at mozilla. Previous Next.
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