Sep 09 2019
After deleting main domain in Office 365 parameters, I cannot connect to Office 365 with X@Y.onmicrosoft.com
Someone can help me ?
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Sep 11 2019
You need to provide a bit more info here, why did you delete the domain, what kind of authentication was configured, did you change it, etc? In any case, for login related issues best open a support case/call the support line.