![](https://addons.mozilla.org/user-media/addon_icons/1004/1004148-64.png?modified=2738278d)
up-to-eleven
Increase the audio on a tab, in case it's not intelligible
up-to-eleven is available to install from Firefox Browser Add-ons and for download from this page. It has 443 active users The latest version is 0.3resigned1, and it was published 4 months ago.
Install from Firefox Browser Add-onsTotal download count: 0 (Only count downloads from Firefox-Stats)
All available versions
You can find the current and older versions of up-to-eleven here. You can download the archived versions or inspect their source codes.
As a free user, you can only download the latest version.
Upgrade to download older versions
2 version available for download. Install XPI file
- Simply drag-and-drop the XPI into Firefox to install the add-on.
Install ZIP file
- Download the up-to-eleven ZIP file
- In Firefox browser, go to
about:addons
to open Add-ons Manager - Click on , then select Install Add-on From File
- Select the up-to-eleven ZIP file from step 1. up-to-eleven is now installed on your browser.