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Would you like to migrate using third-party tools? It is suggested that using third-party tools like GoDaddy to migrate. For detailed steps you could refer to:https://learn.microsoft.com/en-us/exchange/mailbox-migration/migrating-mailboxes-using-third-party-tool-godaddy/migrate-gmail-to-m365-using-godaddy#migrate-gmail-to-microsoft-365-or-office-365-using-godaddy
Please feel free to contact me for any updates. And if this helps, don't forget to mark it as an answer!