Gt Designer License Not Found [2026 Edition]

For USB dongle detection, run DongleTest.exe from the same folder.

Mitsubishi software is historically sensitive to newer OS's. gt designer license not found

the MELSOFT folders in both Program Files (x86) and ProgramData (note: ProgramData is a hidden folder). Restart your computer. For USB dongle detection, run DongleTest

suite, the license key is often shared across multiple tools (GT Designer3, GT Simulator3, etc.). Mitsubishi Electric Factory Automation Malaysia Ensure you are entering the Product ID For USB dongle detection