The OP has solved his firmware update problem....
Vitaliy seems to have vanished after he got his problem fixed last week and was able to fix his problem.
He posted about it in a topic I started describing how the Win 10/11 Memory Integrity setting can block the STM DFU driver from being installed.? Here is a link to the discussion for those interested ...
/g/tinysa/topic/97866810#10816Roger