good morning @LicenseMeraki . The process has been slightly tweaked. You were very nearly there but you have to enter the new licence renewal date to confirm the licence addition.
Darren OConnor | doconnor@resalire.co.uk
https://www.linkedin.com/in/darrenoconnor/
I'm not an employee of Cisco/Meraki. My posts are based on Meraki best practice and what has worked for me in the field.