Mcore block is unavailable after upgrade firmware with wire already


Hi support,

    Help me,   I have installed your new mblock V5.2.0 on my window 10 already

   and I will code block programming with mBlock V5.2.0 

   Unlucky,  Event palette =   when mBot(mcore)  it is called hat block is unavailable all time 

   do you have a solution for enable mBot(mcore) ?

Thank you,
I like your mblock product