1 How to Fix Sync Issues in Outlook or OWA? A Complete Guide
Melissa Gantt edited this page 2025-12-06 14:05:34 +08:00

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This tool also helps users fix Outlook syncing issues by repairing OST or PST files and syncing the data smoothly. There are various methods to resolve the Outlook sync issues, including manual and third-party solutions. Firstly, we will discuss a few manual methods to resolve this flush DNS and re-sync Outlook Outlook error and share the stepwise procedure of each method to successfully fix synchronization issues. Now, let us start with the manual processes to fix Outlook syncing errors. I have multiple users experiencing sync errors with Outlook and office365.

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 inbox repair tool alternative 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

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.Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.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 you are still facing this issue, kindly follow the solutions below to fix the sync issues in Outlook.Incorrect Outlook settings can also be one of the reasons behind Outlook synchronization errors.

You'll also receive a mail (to the alternate email and to your admin email) from Microsoft fix Outlook after Windows update issues 365 that indicates your tenant has encountered directory synchronization errors. For details see Identify directory synchronization errors in Microsoft 365. I still have it turned on on my laptop and it has not shown any issues yet.

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.