[clot27]

You can migrate your account on masto without loosing followers https://fedi.tips/transferring-your-mastodon-account-to-anot...

[verdverm]

You can, but as that document makes clear, it is very complicated to move an account and to do it right.

[treyd]

It's really not complicated, that article is just being excessively verbose for clarity. The UI itself explains it very well, it takes just a couple of minutes to log into both servers and set up the transfer.