AADSTS500201: We are unable to issue tokens from this API version for a Microsoft account

Q: What's this error? We are unable to issue tokens from this API version for a Microsoft account

A: If you get the error:

AADSTS500201: We are unable to issue tokens from this API version for a Microsoft account

This means you need to sign in using our "Office 365 Direct" sign in option. To do this go to Preferences > you account > change protocol.

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