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 a Firefox extension designed to safeguard your browsing sessions by prompting a confirmation before closing tabs or windows. By activating its protection options, users receive a "Leave Page" prompt whenever they click the close button, helping to avoid accidental closure of important data or tabs.

This extension adds a customizable tab that can be enabled in regular windows, private windows, or both. It offers user-friendly options accessible from the Add-ons page, allowing tailored protection preferences. Note: To fully close Firefox, users should select "Stay on page" and then use the "Close This Tab" button as described due to a known bug. Prevent Closing Window ensures better control over your browsing experience by preventing unintentional tab or window closures.

By:
jscher2000
Daily users:
56
Rating:
3.70
(10)
Version:
1.0 Last updated: 2020-09-19
Version code:
5101388
Creation date:
2019-01-05
Risk:
Moderate risk impact Low risk likelihood
Permissions:
  • menus
  • tabs
  • storage
Size:
42.70K
Email:
js*****@outlook.com
URLs:
Website
Full description:
See detailed description
Source:
Firefox Browser Add-ons
Updated:
a day ago

User reviews



The Extension Works But It's Annoying That The Tab Auto Opens In The Startup And When You Open A New Tab In A Second Window
by Seikikai, 2024-05-29
View all user reviews ›

Extension safety

Risk impact

Prevent Closing Window requires a few sensitive permissions. Exercise caution before installing.

Risk impact analysis details
  • Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
Risk likelihood

Prevent Closing Window has earned a fairly good reputation and likely can be trusted.

Risk likelihood analysis details
  • High This extension has low user count. Unpopular extensions may not be stable or safe.
  • Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Good **** ********* *** **** **** *******
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