How to remove ImTranslator from Firefox

To remove ImTranslator from the Firefox browser:

1. Click the menu button and choose Add-ons. The Add-ons Manager tab will open.
2. Or at the top of the Firefox window, click on the Tools menu, and then click Add-ons.
3. In the Add-ons Manager tab, select the Extensions panel
4. Select ImTranslator add-on you wish to remove
5. Click the Remove button
6. Restart the browser.