Keep Calm and Carry on Green

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Keep Calm and Carry on Green is available to install from Firefox Browser Add-ons and for download from this page. It has 1 active users The latest version is 2.0, and it was published 2 years ago.

All available versions

You can find the current and older versions of Keep Calm and Carry on Green 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 Keep Calm and Carry on Green from an XPI file

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

How to install Keep Calm and Carry on Green from a ZIP file

1. Download the Keep Calm and Carry on Green 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 Keep Calm and Carry on Green ZIP file from step 1. Keep Calm and Carry on Green is now installed on your browser.