The latest patch update from Synthesia has effectively patched the unlock key code system, rendering previously generated key codes obsolete. This move aims to prevent users from bypassing the software's licensing and using unauthorized key codes.
: You can purchase an unlock key as an in-app purchase. Note that these are sometimes tied to that specific platform's ecosystem. Educational Discounts
Attempting to use a patched version or a generator for an unlock key can lead to several issues: Account Deactivation