If it didn’t, a few targeted checks usually restore access—no need to keep resetting your password over and over. The other solution to fix Outlook sync issues is recreating Microsoft Outlook profile. We start by checking that Azure AD Connect is running and password sync is enabled. If it’s in Staging Mode or a recent change didn’t trigger a full sync, passwords won’t update in Microsoft 365.

• Here’s a step-by-step approach to help you spot the issue, fix it, and avoid these sync delays down the road.
• We keep password synchronization reliable by staying proactive and making sure users know how their actions affect access across Microsoft 365 and their devices.
• This software allows users to process numerous OST files at once without any size limitations.
• Now, we will verify the server settings to fix the Outlook synchronization error.
• When they go back to the message and press send they get an error that the message has been deleted.
• Once you have completed the steps to fix Outlook sync errors, kindly check if the error has been fixed or not.

Troubleshooting Microsoft 365 sync issues

At NetTech Consultants, we help organizations keep Microsoft 365 running smoothly and securely. The Users Loaded count will be 0 if all users fail to meet the system's requirements for user records. The Users Processed count will be 0 is there are no users in the synced dataset after filtering.

Common Reasons Behind Outlook Sync Issues

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Now, we will verify the server settings to fix the Outlook synchronization error. Once you have completed the steps to fix Outlook sync errors, kindly check if the error has been fixed 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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We show users how to reset passwords using approved methods like the Microsoft 365 portal or self-service password reset (SSPR). If someone changes their password only in the cloud or just on a local system, things can get out of sync pretty quickly. Bad settings in Azure AD Connect cause lots of password sync failures. If password writeback isn’t enabled or the service account doesn’t have the right permissions, new passwords won’t update in Active Directory. That leaves people locked out with their new password on the cloud but not locally. 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.





You can run a sync manually with PowerShell or the Azure AD Connect tool to make sure updates go through. Checking the sync logs helps confirm password changes are making it everywhere they should. The fix Outlook after Windows update issues idea is to provide a recycle bin of users who you can delete when you no longer need them. You can view your inactive users on the Users page and delete them as you see fit.



On the sync server, we open the Synchronization Service Manager and check that the last sync finished without errors. Azure AD Connect handles password sync, but it runs on a schedule—usually every 30 minutes. So, if you just changed your password, there might be a short window where your old password still works and the new one hasn’t reached every system.

To get the sync working you will either need to delete users or have the user limit on your account increased. Find out what to do if you are having issues with syncing users or groups from Microsoft 365. Real-time collaboration is at the core of Microsoft 365; however, issues can arise due to permissions, software version conflicts, or connectivity problems. There can be several reasons for the Outlook synchronization error. Before we know the solutions, we will understand a few common causes of the Outlook sync problem.



Users can also convert OST files into various file formats, including PST, HTML, EML, MSG, vCard, etc. It also provides the option to export the Outlook OST file into Office 365 and Live Exchange mailboxes. This software also has a splitter option to split large-sized PST files into smaller ones, helping users prevent oversized PST file issues. Incorrect Outlook settings can also be one of the reasons behind Outlook synchronization errors. We keep password synchronization reliable by staying proactive and making sure users know how their actions affect access across Microsoft 365 and their devices. If sync keeps failing, we make sure the Microsoft Entra Connect service account has the right permissions and the server connects to the domain controller.

With apps syncing across devices and cloud services, sync issues are among the most frequently reported M365 problems. These can include missing files, ghost icons, or documents that do not update in real-time. Here, we will inbox repair tool alternative discuss the five manual methods to fix sync issues in Outlook or OWA.