Hi, You can try to set [http://kb.mozillazine.org/index.php?title=Browser.download.manager.quitBehavior&redirect=no browser.download.manager.quitBehavior] to '''1''' in [http://kb.mozillazine.org/About:config about:config]. # In the [[Location bar autocomplete|Location bar]], type '''about:config''' and press '''Enter'''. The about:config "''This might void your warranty!''" warning page may appear. # Click '''I'll be careful, I promise!''', to continue to the about:config page. [http://kb.mozillazine.org/About:config_entries about:config Entries] The [https://services.addons.mozilla.org/en-US/firefox/discovery/addon/config-descriptions/ Config Descriptions] add-on adds helpful source comments in about:config. [https://developer.mozilla.org/en-US/docs/Download_Manager_preferences Download Manager prefs]