If you already have 12d Model installed on your computer, and you want to upgrade to the latest release go straight to Step 3
+-what do you mean 'Upgrade to the latest Release'
12d Solutions releases a new Version of 12d Model roughly every two years.
During the two year life of a Version there will be numerous minor Releases.
Codemeter dongles have a security feature that requires them to be Certified over the internet every 60 days.
This will happen automatically if your computer is connected to the internet, and you will not even know that it has happened.
You can manually certify the dongle from inside 12d Model using Project=>Management=>Dongles=>Certify codemeter.