Both accounts listed in the pulldown have been migrated to Microsoft accounts, but the nag banner persists.
We have begun migrating some Mojang accounts to Microsoft accounts. If you have not already migrated, you'll be notified when your account can be migrated.
It should not be displayed, unless there is a Mojang account awaiting migration.
Thank you for your report!
We're tracking this issue in MCL-18557, so this ticket is being resolved and linked as a duplicate.
If you would like to add a vote and any extra information to the main ticket it would be appreciated.
If you haven't already, you might like to make use of the search feature to see if the issue has already been mentioned.
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