How the esp8266 12f module supports mblock

#1

Why is board selection not possible in mblok 5?
i want to make esp 8266 12f module blocks but (cores) cannot be loaded.
is there a solution?
I have to choose the card in the picture
mblok 5 is there a solution?
sorry for english

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#2

Try selecting Generic ESP8266 Module

#3

do i have this cores support for mblock5?

#4

No, not in MBlock5