Easy way for Try out o365 E3 - Step2 - Install Azure AD connect sync AD account to o365
本來是打算把調整on-premise AD的部份弄成一篇 看一看圖好像也沒啥東西好解釋(其實就找個script去把整個ad使用者UPN修改罷了) 就順便當英文練習...如果有不當用字地方再煩請指教 in Active Directory user account default UPN is SanAccountName @ domain name in AD service we can login use domain \ SanAccountName or SanAccountName @ domain name but in o365 only allowed SanAccountName @ domain name formate before sync AD user to o365 if internal AD domain name different with SMTP domain you should change UPN as your SMTP domain open Active Directory Domains and Trusts console for add new UPN Add your SMTP domain as new UPN suffix and change user UPN as your SMTP domain loginDirect Sync server with Domain Admin account login o365 portal Active users - more - Directory Synchronization Direct Sync management check 51-250 or higher - Next step