In such case you need to enable it manually press firefox options button (arrow 1 on the image) and then on "add-ons" menu item (arrow 2 on the image) "add-ons manager" window should open click on "extensions" tab (arrow 1 on the image) and find "idm integration module" (internet download manager integration add-on for mozilla). Internet download manager extension for mozilla firefox has been installed. It's an official firefox extension by free download manager developers the sole purpose of this add-on is integration with fdm fdm is a fast and reliable download manager and accelerator that improves your experience with downloads and helps you organize them in an easy manner.
internet download manager extension for mozilla firefox has been installed
Click on "extensions" tab (arrow 1 on the image) and find "idm integration" (internet download manager integration add-on for mozilla) if it is disabled, you will need to press "enable" ( arrow 2 on the image) and restart firefox. Internet download manager (idm) is incompatible with firefox 5 as it is with firefox 4.0.1 user agent: mozilla/5.0 (windows nt 5.1; rv:5.0) gecko/20100101 firefox/5.0; more information. this extension becomes incompatible after updating from firefox 4 to firefox 5 ? close. tags. what to do if you can't download or save files; install. This extension offers integration with free download manager (fdm). by default the toolbar icon is disabled. in this mode, downloads are handled by the internal download manager. once the extension is enabled from the toolbar button (when the icon is colorful), then an observer is installed..