: Claris officially ended support for FileMaker 12 many years ago. While a valid license key will still "work" to install the software on compatible hardware, it faces significant hurdles on modern operating systems. OS Compatibility
: Version 12 was originally certified for older systems like Windows 8. While it may run on newer systems like Windows 11, it is not guaranteed and is considered "obsolete" tech that can stop working without warning. Procurement filemaker pro advanced 12 license key work
Locating your License certificate or License Key - Claris Support : Claris officially ended support for FileMaker 12