Hi,Renaming main.c to main.cpp works well.Here is a trick to automate it.Create file ‘before.sh’ in project’s root directory as:mv ./Core/Src/main.cpp ./Core/Src/main.cCreate file ‘after.sh’ in project’s root directory as:mv ./Core/Src/main.c ./Core/...

Hi,Have you figured out where in CubeIde ST-Link command line parameters were stored.Is it possible to change them, particulary 'mode=ur' to mode=hotplug.