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So, follow the below work offline mode stuck steps to reset Microsoft Outlook settings. After the files get repaired, restart the Outlook program to ensure that the Outlook syncing issues are resolved or not. Outlook sync issues can be because of corrupted Outlook OST or PST files. Therefore, now we will know the steps to repair the Outlook data file.
Method 4: Recreating the Outlook Profile
If you still can't sync your email after removing your account and adding it again, you might need fix Outlook after Windows update issues to add the account using advanced setup. For more information, see Add an account using advanced setup. Now, we will verify the server settings to fix the Outlook synchronization error. Knowing the reasons behind the Outlook sync issues will help us to fix this problem and prevent issues in communication and workflow.
Check the connectivity to your email server
We have resources to help you identify potential issues and fix them.I’ve unchecked download shared folders when setting up a new Outlook profile.The Support and Recovery Assistant, a tool provided by Microsoft, can identify and resolve common Outlook problems.Below are the steps I’ve taken to try to resolve this issue.Firewalls and antivirus software might prevent you from syncing your email and calendar events.If so, you'll see a message that says, "There is a problem with the server's security certificate. The security certificate is not from a trusted certifying authority."This solution will be beneficial for users who are facing Outlook syncing issues because of corrupted PST or OST files.
When the user is signed into their mobile app, webmail, or the how to fix Outlook not opening today 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
If users are facing syncing issues in Outlook due to corrupt Outlook data files, they must choose a professional tool, like Shoviv OST to PST Converter Tool. This software allows users to process numerous OST files at once without any size limitations. Moreover, it maintains the folder hierarchy and metaproperties of the data when processing Outlook data files.