Do you have an active License or Subscription, but your account shows in Trial mode? Kindly follow the instructions below:
1. Open the Registration window, click on the menu icon in the top-right corner, and click on Sign Out to sign out of your subscription account from the menu that appears.
The initial registration options screen (Sign In, Buy Path Finder) should appear.
2. Quit Path Finder
3. Open the Keychain Access.app and passwords, search with the one starting with pfx. The item named pfx: application-password-v1 should appear, like in the attached picture.
4. Delete that password item from the keychain and close the Keychain Access application.
5. Relaunch Path Finder. Click on Activate to get the standard Registration window content.
6. Click on Sign In, and enter your email and password.
7. You should be logged in to your subscription account if everything goes right.
After this, your account should no longer show Trial mode.