Hello and thanks in advance for any helping , I start learning recently and my first Blinking codes not working , i guess forget any point , please kindly check codes and pictures and recommend me. I add more pic in reply. please check all.

[CG3]

stm32cubeide

i set as attached files, save and it generate codes by itself,

then add codes for blinking and then building ,

finally debugging ...

no blinking at all ...

[CG3]

Great! Thank you so much and I appreciate to guide me if I want to learn coding for energy meter