Rds License Key — How To Find
| What you need | Where to find it | |---------------|------------------| | View installed CALs & counts | RD Licensing Manager → Installed Licenses tab | | License Server ID (for activation) | Server Properties → Connection/Advanced tab | | Original 25-char product key | VLSC (Downloads & Keys) or M365 Admin Center | | Reinstall CALs on a new server | You need the original 25-char key (see #5 above) | | Lost key + no VLSC access | Contact Microsoft Volume Licensing Support with your agreement number |
If you cannot find the key:
If your RDS CALs were purchased through a Volume Licensing agreement (Open, Select, EA, MPSA): how to find rds license key
✅ This is the most reliable method if you have VLSC access. | What you need | Where to find