If you just bought a key and it isn't working, keep these tips in mind:
Check your email for the confirmation message containing your unique license key. Step 2: Install the Companion App
Getting the license key is straightforward. Here are the steps:
Stop searching for magic keys. The only working “new license key” is the one you purchase directly from the developer—or the one you don't need because you switched to open source software.
A is a digital code that upgrades the extension to its "Premium" version, primarily to remove the large QR code watermark that appears on converted videos. While the basic extension is free to install on browsers like Firefox and Chrome , certain advanced features—specifically high-definition (HD) aggregation and format conversion—require this paid registration to function without technical restrictions. Why You Need a License Key