Solved
MHoll.2Best answer
Senior III
February 22, 2026
You have to run (at least once) the code generation in TouchGFX 4.26.0 Designer (the Windows PC application is normaly where You have the STM32Cube repository:
C:\Users\<YourUsername>\STM32Cube\Repository\Packs\STMicroelectronics\X-CUBE-TOUCHGFX\4.26.0\Utilities\
Open the (generated) ApplicationTemplate.touchgfx.part file in TouchGFX designer and click the "Generate Code" Button.
