1 Fixing problems with directory synchronization for Microsoft 365 Microsoft 365 Enterprise Microsoft Learn
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The other solution to fix Outlook sync issues is recreating Microsoft Outlook profile. Follow each step carefully to resolve synchronization errors. Sometimes an error appears in the Mail and Calendar apps when Outlook Stuck on Synchronizing Folders the apps try to sync new email or calendar events. Weve had sync issues with employees from time to time however, re doing the mail profile or wiping the Windows profile usually fixes it.

Method 4: Recreating the Outlook Profile

Here, we will discuss the FixTechGuide email error solutions five manual methods to fix sync issues in Outlook or OWA. Before finding solutions, we suggest that users check their internet connection. Sometimes, Outlook sync issues can arise because of poor internet connection. If you are still facing this issue, kindly follow the solutions below to fix the sync issues in Outlook. Firewalls and antivirus software might prevent you from syncing your email and calendar events.

Check the connectivity to your email server

If you're using an Exchange account that requires advanced settings, you'll need to remove the account and add it again using advanced settings.Ive tried the Microsoft office uninstall tool provided by Microsoft (which deletes more items then just control panel uninstall).Knowing the reasons behind the Outlook sync issues will help us to fix this problem and prevent issues in communication and workflow.If two-factor authentication is turned on for your account, you'll need to create an app password for that account.To update from Azure AD Sync to Microsoft Entra Connect, see the upgrade instructions.It verifies your identity using your password and a contact method (also known as security info).If your password is incorrect, you'll see a message asking you to update your password.If you are still facing this issue, kindly follow the solutions below to fix the sync issues in Outlook.

When the user is signed into their mobile app, webmail, or the credential loop in Microsoft 365 Windows Mail app, they are able to receive email perfectly fine with those. The issue is occurring only in the Outlook program installed on Windows. To update from Azure AD Sync to Microsoft Entra Connect, see the upgrade instructions.

Methods to fix Microsoft Outlook syncing error

I ran the PSTscan tool to check for anomalies on the OST file (which it found and repaired but the issue still occurs). However, with one particular client no matter what changes are made these sync issue still occur. We're sorry you're having problems with the Mail and Calendar apps for Windows 10. To fix the issue, please try each of the following solutions in order.

Microsoft Outlook Sync issues

Ive tried the Microsoft office uninstall tool provided by Microsoft (which deletes more items then just control panel uninstall). Below are the steps Ive taken to try to resolve this issue. Two-factor authentication helps protect your account by making it more difficult for someone else to sign in. It verifies your identity using your password and a contact method (also known as security info). Outlook will show as connected to Exchange but is not receiving any new email. This can happen for days at a time, and then disappear for a day or 2, only to appear again.