Solved
cubeMX 6.2.0 issue, " Keep user code when re-generating" don't work
cubeMX 6.2.0 issue, " Keep user code when re-generating" don't work
Usercode overwritten after re-generated code !
STM32CubeMX - STM32 Device Configuration Tool
Version: 6.2.0-RC3
Build: 20210219-1602 (UTC)