Disable ImTranslator for Firefox

To disable ImTranslator extension temporarily:

1. Click the menu button   and choose Add-ons. The Add-ons Manager tab will open.
2. In the Add-ons Manager tab, select the Extensions panel.
3. Locate ImTranslator extension.
4. Click its Disable button.
5. Click Restart now if it pops up. Your tabs will be saved and restored after the restart.

To re-enable the extension, find it in the list of Add-ons and click Enable, then restart Firefox if required.