Trying to upgrade Easy YouTube Downloader extension to Pro but when I click on Upgrade Now I get "Something Went Wrong, contact merchant" error messagee

Hi, Please reach out to the extension developer instead. You can find your extension on [https://addons.mozilla.org/ addons.mozilla.org] and look for Support site / Homepage. Please also note that this forum is intended to help users with Mozilla products, such as Firefox. Unfortunately, your question appears to be outside the scope of our support forum, so as a moderator, I’m going to lock the thread and mark it as off-topic. Please see [[Mozilla Support rules and guidelines]] for more information.