Hi buddy, I tried your method, but it didn't work...Fortunately, the final solution has been found and I will share it with you.My computer is running on WIN11 system, The toolbar icons of STM32CUBEIDE is too small,like screenshot...so I privately c...

Thank you for your great help，I"ll give it a try. 

Can you show me where is the Option Bytes? How to do find it, and how to change it to 0? Please