On your browser's extension toolbar, right-click on the Windscribe browser extension and select the option to Remove the extension. Depending on the browser, this option may differ slightly.

Chrome:

Firefox:

Then Reinstall the extension by searching for Windscribe on your browser's extension store. Alternatively, select your browser by clicking the appropriate bowser option on our Downloads page and you will be taken to the page directly: https://windscribe.com/download