I went onto Minecraft Bedrock preview (through the launcher) and wasn’t able to login with my Microsoft account, I didn’t think much of it.
Upon trying to go onto my world with my brother (LAN) I couldn’t find any of my worlds and it had the “No worlds yet” menu.
Thank you for your report!
We're tracking this issue in MCPE-230576, 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.
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