Resolution
If a license is approaching its expiration date and a computer shut down is planned, follow the following steps before shutting down the computer.
1. Run the following command to confirm "TTL end" date for each license.
atrdiag -product "Tableau Server"
2. If all TTL end dates have the same expiration date, follow the Tableau Help documentation to remove the product key from the Server ATR.
Tableau Server 2021.3 and Earlier
Remove product keys that were activated using Server ATR
Tableau Server 2021.4 and Later
Remove product keys that were activated using Server ATR
3. Run the following command to confirm the "TTL end" is updated.
atrdiag -product "Tableau Server"