If you know you'll be offline for a while, don't update your Windows or GPU drivers, as this triggers a hardware ID change.
The game hasn't been able to "call home" to the Denuvo servers to refresh the license. How to Fix "Offline Activation Not Updated" blackmythwukongdenuvo offline activation not c updated
When you see an error stating the activation is not updated, it usually means: If you know you'll be offline for a
If you are using Steam Family Sharing or a shared offline account, Denuvo has a per 24 hours. If too many people have activated the game using that specific license recently, you will be blocked from "updating" your activation until the 24-hour window resets. Can You Play Black Myth: Wukong Fully Offline? If too many people have activated the game
Are you seeing a (like "Registration Code Required") when the activation fails?
Even minor changes, like updating your BIOS or changing a GPU driver, can invalidate the token.
The temporary license stored locally on your PC has timed out (usually after a few days or weeks of offline play).