Firefox Quantum Greyscale

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Firefox Quantum Greyscale is available for download. It had 1 active users before it was removed from Firefox Browser Add-ons on 2024-01-25, and it has been downloaded from Firefox-Stats 0 times. The latest version is 2.0, and it was published 2 years ago. Be careful when installing it.

All available versions

You can find the current and older versions of Firefox Quantum Greyscale here. You can download the archived versions or inspect their source codes.

As a free user, you can only download the latest version.

How to install Firefox Quantum Greyscale from an XPI file

1. Simply drag-and-drop the XPI into Firefox to install the add-on.

How to install Firefox Quantum Greyscale from a ZIP file

1. Download the Firefox Quantum Greyscale ZIP file
2. In Firefox browser, go to about:addons to open Add-ons Manager
3. Click on , then select Install Add-on From File
4. Select the Firefox Quantum Greyscale ZIP file from step 1. Firefox Quantum Greyscale is now installed on your browser.