If you are currently using concurrent license seat and want to switch to an available standalone single-user license, you can follow the steps below to forget the license server and activate the single-user license instead.

1. Click File | License Info
2. Click the Forget Server button.
3. Close all open dialogs and close the program if it does not close automatically.
4. Open the program.
5. Click the Enter Product Key button.
6. Enter the single-user product key and click Activate.

Other resources:

• How Can I Switch From Using A Single-User License To Using A Concurrent License?
• What Licensing Options are Available

Updated October 9, 2018