As security & regulatory requirements, we need to migrate O365 from global to china .
I have a tenant on o365 global , and assigned domain "domain.com".
Now , i had created an tenant on o365 china , removed domain "domain.com" from o365 global , created domain "domain.com" on o365 china (21Vianet) .
Health check status is OK.
I succeed created user on o365 china (21Vianet) , web-login worked , but failed "join this device to Azure Active Dirctory".
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Appreciate any suggestion.