For Final Draft 13, go to Help in the menu bar at the top of the screen, and click Sign In, then enter your email and password. Once signed in, all program functions will be enabled.
For Final Draft 12, 11 or 10, go to Help > Activate and enter your Final Draft Customer Number (note that it cannot be a Trial number, which starts with KFDT / EFDT / XFDT).
Click Activate and once the activation is complete, all program functions will be enabled.
If you have FD12, 11 or 10, and you receive a message saying that you're out of activations, you can reset an activation here: https://www.finaldraft.com/self-service-activation/.
12007
https://fd.support/3NiCnlh