How do I activate my license?
Licenses are usually activated automatically when starting a subscription, however this may not always be the case. If you already have an account and wish to activate your license, log into https://cloud.metrica-sports.com/ and enter your key within the key entry prompt accessible via the settings menu:

You should have received this key in your email after creating your subscription. Make sure to check your spam box if you have trouble finding it. For reference, the user key starts with ESSENTIALS-MONTHLY-sub_ or similar, depending on your plan and billing cycle.