In my world, I have a nether portal in a tower. Every so often, when I come back into the overworld from the nether, Minecraft keeps making a new portal outside my base. I keep destroying the 2nd portal, but this keeps happening.
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Thank you for your report!
We're tracking this issue in MCPE-39609, so this ticket is being resolved and linked as a duplicate.
That ticket has already been resolved as working as intended, which means this is not considered a bug and won't be fixed. Please do not leave a comment on the linked ticket.
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