Fixing problems with directory synchronization for Microsoft 365 Microsoft 365 Enterprise Microsoft Learn

To resolve these issues you should run the steps in this article and check whether the groups in your sync's filtering preference contain users in Azure AD. The sync will fail if the groups you Fix Outlook and Office365 Sync Issues selected to load users from no longer exist in Azure AD. Typically this is because the selected groups have been deleted from Azure AD since the M365 sync was configured on your account. For details see Identify directory synchronization errors in Microsoft 365. Users can also convert OST files into various file formats, including PST, HTML, EML, MSG, vCard, etc.

I need technical support with my 365 acct as I have a personal 365 acct and I also need to use a work Outlook Exchange

The error message in the Summary sheet of the Sync Summary spreadsheet attachment can also highlight the reason for this. You will need to have the correct privileges set on your Azure account in order to set up the M365 sync. In these cases, direct escalation to Microsoft or working with a Microsoft CSP partner, such as TrustedTech, can expedite resolution and minimize downtime.

Built-in M365 Troubleshooting Tools

• This blog talks about the causes behind Outlook synchronization errors and a few solutions to fix Outlook sync issues.
• Please allow me a few minutes to review your question to ensure that I don't miss anything.
• The most common reason for missing users is that you've run a Test Sync, instead of a Manual Sync.
• You run the Microsoft consent process using an eligible M365 account after which you will be taken to the sync's setup wizard.
• Find out what to do if you are having issues with syncing users or groups from Microsoft 365.
• I have multiple users experiencing sync errors with Outlook and office365.

We have resources to help you identify potential issues and fix them. After the files get repaired, restart the Outlook program to ensure that the Outlook syncing issues are resolved or not. The M365 sync establishes a synced dataset based on your M365 data and the filtering configuration of your sync.

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