outlook not connecting to office 365 exchange

Exchange ActiveSync is enabled by default when you install Exchange 2016. Let me give you some details about Exchange ActiveSync and what it does.Įxchange ActiveSync is a client protocol that lets you synchronize a mobile device with your Exchange mailbox. On a regular basis Microsoft is releasing upgrades for Office Desktop applications, most of them comes with a lot of benefits that makes things easier but some of them are just not that good. Exchange ActiveSync (EAS) is not supported anymore in Outlook 2016Įxchange ActiveSync (EAS) is not supported anymore in Outlook 2016.

Redmond also recently fixed a bug that crashed the Outlook email client when reading emails containing tables such as Uber receipt emails. Two weeks ago, Microsoft began rolling out a fix for another issue known since August that causes Outlook for Microsoft 365 to freeze and crash after it's launched. New-SharingPolicy -Name 'Default Sharing Policy' -Domains '*:CalendarSharingFreeBusySimple', 'Anonymous:CalendarSharingFreeBusyReviewer' -Enabled:$true -Default:$trueĬonfirm that Get-Mailbox is not pointing the SharingPolicy to a deleted object anymore: Get-Mailbox -ResultSize 10 |fl *sharingpol*Ĭonfigure the mailbox in Outlook should work again. Restore the Default SharingPolicy by running: Meanwhile, IT administrators can manually fix it using the following steps:Ĭonnect to Exchange Online PowerShell: Connect to Exchange Online PowerShellĬonfirm that Get-Mailbox is pointing the SharingPolicy to a deleted object by running: Get-Mailbox -ResultSize 10 |fl *sharingpol*

Microsoft added that while the root cause behind these configuration problems has already been identified as a service issue, a code fix that addresses it will be deployed soon. Outlook error (Microsoft) Workaround available for admins

Outlook not connecting to office 365 exchange