TSMx: How to check the TSMx-K0 expiry date  FAQ overview
 
Question: TSMx: How can I check the TSMx-K0 expiry date?
   
Answer: Start the TSMx Option Key Installer and select TSMx Options - Installed Option Keys to see the date:


The snapshot above is from version 11.4.0.0 , but the method described works with previous versions as well.