The GT Title Designer is included with vMix (version 22 and higher), but it requires a valid license key to function. The error typically triggers because: Version Mismatch:
Note: If you are running an older version of vMix (such as v22 or older) because you prefer a legacy interface, you will not have access to GT Titles. You must upgrade your license to a version that supports GT. vmix gt title designer license not found
Here is the technical breakdown:
Have you beaten this error before? Let us know your trick in the comments below! The GT Title Designer is included with vMix