If you have access to Point-of-Sale or Back-Office, you will be able to check your PC's remaining activation days.
1. Close ALL Advantage Point of Sale and Back-Office windows, by clicking on the close button in the top right corner:
2. A system message will appear: Are you sure you want to exit from the ____?
3. Click on Yes.
4. Reopen Advantage Point-of-Sale or Back-Office.
5. Log in with your username and password.
6. The remaining activation days will be displayed in the bottom bar. From the image below you can see that the specific PC is activated for 38 days, and the activation will expire after 38 days.
NOTE: The remaining activation days must be checked on each PC, as each PC has its own activation key.