![](https://addons.mozilla.org/user-media/addon_icons/1019/1019329-64.png?modified=554d6aa3)
Prevent Closing Window
Displays the "Leave Page" prompt to avoid accidentally closing the current window. **BUG** To allow Firefox to shut down, click Stay on page and the Close This Tab button before you exit.
Prevent Closing Window is available to install from Firefox Browser Add-ons and for download from this page. It has 52 active users The latest version is 1.0, and it was published 2 years ago.
Install from Firefox Browser Add-onsTotal download count: 1 (Only count downloads from Firefox-Stats)
All available versions
You can find the current and older versions of Prevent Closing Window 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
1 versions available for download. Install XPI file
- Simply drag-and-drop the XPI into Firefox to install the add-on.
Install ZIP file
- Download the Prevent Closing Window 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 Prevent Closing Window ZIP file from step 1. Prevent Closing Window is now installed on your browser.