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Add How to Fix Sync Issues in Outlook or OWA? A Complete Guide

Mammie McElhone 2026-02-07 21:44:38 +08:00
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Content<br>
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.Windows, Outlook, and mobile apps often save passwords so users don’t have to keep typing them.When they go back to the message and press send they get an error that the message has been deleted.
Troubleshooting Microsoft 365 sync issues
Similarly you should review the Users Deactivated sheet on the sync summary spreadsheet attachment as you can also delete these users to bring your total down. You'll also receive a mail (to the alternate email and to your admin email) from Microsoft 365 that indicates your tenant has encountered directory synchronization errors. For details see Identify directory synchronization errors in Microsoft 365. We also check the synchronization scheduler to confirm delta and full sync cycles finish successfully. We check that Microsoft Entra Connect (Azure AD Connect) runs the latest version and password sync is on.
Common Reasons Behind Outlook Sync Issues
If the old password still works, the reset probably hasn’t synced. To resolve these issues you should run the steps in this article and check [clear Outlook credentials manager](http://swingeron.com/read-blog/53843_office365-outlook-13-mailbox-stuck-at-quot-updating-this-folder-quot-software-am.html) whether the groups in your sync's filtering preference contain users in Azure AD. The simplest way to resolve authentication issues is to rerun the authentication process by clicking the Sign in with Microsoft on the Microsoft 365 settings page.
Address
Our training has quick guides about what happens after you update your password. For example, you might get signed out or have to reauthenticate on your phone. We also remind users to refresh their Office sign-in token by signing out of all Microsoft apps and signing back in with the new password.
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The Summary sheet on the spreadsheet attachment of your sync summary includes an Updated User Count and User Limit. These figures will give you an impression of how far over the limit the account is. Sync failure alerts do not always include a full summary or attachment, you can run a test sync to obtain this data. With directory synchronization, you can continue to manage users and groups on-premises and synchronize additions, deletions, and changes to the cloud. But setup is a little complicated and it can sometimes be difficult to identify the source of problems. We have resources to help you identify potential issues and fix them.
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 [Outlook Not Sending or Receiving Email](https://1nigeria.radiobenue.be.gov.ng/read-blog/7287_common-problems-with-two-step-verification-for-a-work-or-school-account.html) 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.
Troubleshooting Co-Authoring and Collaboration Errors
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.
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Methods to fix Microsoft Outlook syncing error
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 [Fix Outlook and Office365 Sync Issues](https://lab.nltvc.com/margaritafhf57) discuss the five manual methods to fix sync issues in Outlook or OWA.