Arturia MOOG MODULAR V 2.6 User’s User Manual page 21

Or if you already have an account, simply log in:
Once you are logged into your account, you can register your Moog Modular V and request
your activation code. Go to the "My Registered Products" section of your account and click
on the "Add" button:
In the form that appears, select "Moog Modular V" from the drop down menu, and type in
your synthesizer serial number and unlock code (as written on the registration card):
ARTURIA – MOOG MODULAR V 2.6 – USER'S MANUAL 21