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Preview of Prevent Closing Window

Prevent Closing Window by jscher2000

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.

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The extension adds a green page to 1 regular window and 1 private window. Click one of the "Activate Protection" buttons to protect against closure.In a protected window, Firefox displays a prompt before the window can be closed.
About this extension
Adds a tab to a regular window and to a private window. To prevent closing the window when clicking the X button, use one of the Activate Protection options. Then Firefox should ask your approval before closing.

To add the Keep Open tab only in regular windows, or only in private windows, or in all windows, use the Options tab for the extension on the Add-ons page.
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This add-on needs to:

  • Access browser tabs
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Add-on Links
Version
1.0
Size
41.69 KB
Last updated
4 years ago (Sep 19, 2020)
Related Categories
License
Mozilla Public License 2.0
Version History
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Release notes for 1.0
Various clean-ups to avoid bad behavior.
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