{"id":14796,"date":"2026-02-03T17:01:06","date_gmt":"2026-02-03T08:01:06","guid":{"rendered":"https:\/\/m365jp.net\/?p=14796"},"modified":"2026-02-03T17:07:25","modified_gmt":"2026-02-03T08:07:25","slug":"servicedegradation-ex1225888-exchange-online-admins-may-be-unable-to-complete-mailbox-migrations-in-exchange-online","status":"publish","type":"post","link":"https:\/\/m365jp.net\/index.php\/2026-02-03-servicedegradation-ex1225888-exchange-online-admins-may-be-unable-to-complete-mailbox-migrations-in-exchange-online","title":{"rendered":"[serviceDegradation] EX1225888 | Exchange Online | Admins may be unable to complete mailbox migrations in Exchange Online"},"content":{"rendered":"
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EX1225888 | Exchange Online | Admins may be unable to complete mailbox migrations in Exchange Online<\/th>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n\n\n\n\n\n\n\n\n\n\n
Status<\/th>\nserviceDegradation<\/td>\n<\/tr>\n
Classification<\/th>\nadvisory<\/td>\n<\/tr>\n
User Impact<\/th>\nAdmins may be unable to complete mailbox migrations in Exchange Online.<\/td>\n<\/tr>\n
Last Updated<\/th>\n02\/03\/2026 07:19:12<\/td>\n<\/tr>\n
Start Time<\/th>\n02\/02\/2026 04:52:11<\/td>\n<\/tr>\n
End Time<\/th>\n<\/td>\n<\/tr>\n
Latest Message<\/th>\nTitle: Admins may be unable to complete mailbox migrations in Exchange Online<\/p>\n

User impact: Admins may be unable to complete mailbox migrations in Exchange Online.<\/p>\n

More info: This issue only affects multi-geo tenants.<\/p>\n

Current status: We\u2019ve determined that a recent service configuration change, intended to optimize how requests are routed within the service, is resulting in impact. We\u2019re actively reviewing mitigation options and working to remediate the issue.<\/p>\n

Scope of impact: Multi-geo admins may be unable to complete mailbox migrations in Exchange Online. This information may be updated as our investigation continues.<\/p>\n

Root cause: A recent service configuration change, intended to optimize how requests are routed within the service, is resulting in impact.<\/p>\n

Next update by: Tuesday, February 3, 2026, at 11:30 AM UTC<\/td>\n<\/tr>\n

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