: Ensure the key matches your version of PG5 (e.g., V2.3 keys may differ from older V1.4 keys). 1.1 Saia® PG5 Controls Suite: Engineering & programming

: The registration utility cannot write the key to the system registry without administrative privileges.

: During the setup process, you will be prompted to browse for your User.key . If you do not have one yet, you can leave the path blank to install a 90-day demo version .

: If you are already running the software, navigate to Help → Register software... in the PG5 menu. Note that you must launch the application as an Administrator for these changes to take effect.

The Saia PG5 licensing model is unique because it is , not seat-based.