Find and use product keys for volume licensing - Microsoft Learn 2 Dec 2025 —
. In these portals, you aren't looking for a "key" but rather an Authorization Number License Number Your Email Inbox how to find rds license key
If you have a Volume License Agreement number, Microsoft Support can often look up your entitlement. They can verify that you own the licenses and reissue the Key Pack ID if you have proof of purchase. This is a tedious process but it is the official recovery path. Find and use product keys for volume licensing