Items and logs not synced to your email by Microsoft Outlook are present in the synchronization issues folders. It is a normal Outlook function, and these messages act as error-checking mechanisms for programs that use it for syncing email services. In this article, we will discuss the synchronization issues in folders, and the method to solve it manually and automatically with the excellent Outlook Repair software.

As stated in the 9646 event that is shown in the "Symptoms" section, the default limit for objtFolder objects per mailbox is 500. In Outlook 2007, this problem is more likely to occur if you also have the following registry data configured on your Outlook client. After the update, restart the system and check if the error is resolved. After these instructions, ensure the sync settings are correct and check everything is working well. For a similar error caused by a different issue, refer to Outlook shows Disconnected in status bar if the last character in legacyExchangeDN is a space. To view the scan log, start Outlook, and then open the Deleted Items folder.

Free Methods to Remove Duplicate Items in Outlook 2016

In such scenarios, you need to check the proper working of the synchronization process. After rebuilding the Outlook data file (OST), you must check for any missing mailbox items. After the conversion, you can import the PST into your newly created Outlook account via the Import Export wizard. The software can also directly export the OST file data to an existing Outlook profile, live Exchange Server, or Microsoft 365. The other solution to fix Outlook sync issues is recreating Microsoft Outlook profile.

Ways to Fix Outlook Error Synchronizing Folder

Any problems are noted in a message that has "OST Integrity Check" as its Subject. The OST Integrity Check Tool (Scanost.exe) is installed when you install Outlook in the following locations, as appropriate for the Outlook version that you are running. For more information about the maximum allowed share of server resources on Microsoft Exchange Server 2007, see A user is online Outlook email repair utility consuming their maximum allowed share of server. In the main interface, you need to click on "Select PSF/OST file to repair" to upload the required file.

Symptoms

Confirm and click on "OK." Select the location where you want to save the file. Once the file is selected, now click on the "Repair" and begin the repair process. If you want to stop the repair process, click on Fix Outlook and Office 365 Errors 2025 the "Stop" button.

synchronizing subscribed folders = error message

The tool compares items and folders in the file and in your mailbox and tries to reconcile synchronization differences between the files and the mailbox. The OST Integrity Check Tool does not change your mailbox on the Exchange Server. The tool records any differences in a scan log so that you can see what differences the tool found and resolved. The scan log also identifies any situations that the tool could not resolve and that you must fix manually. There are various methods to resolve the Outlook sync issues, including manual and third-party solutions.

The tool does not interact with your mailbox on the Exchange Server. While synchronizing your Outlook with the Exchange server, sometimes you receive error messages. It leads to the occurrence of the issues of Outlook OST synchronization.

• Users can also try its free demo version in their system and process the first 50 items from each folder freely.
• There can be several reasons for the Outlook synchronization error.
• The tool records any differences in a scan log so that you can see what differences the tool found and resolved.
• To do this, delete the .ost file, and then let Outlook download the information again from Exchange Server.

Follow each step carefully to resolve synchronization errors. Are you finding mismatches in the messages received in Microsoft Outlook in comparison to its web app? Or do you receive an error message while synchronizing your offline folder? how to fix Outlook not opening today All these scenarios indicate problems with the synchronization folder or corrupted .ost file.



Incorrect Outlook settings can also be one of the reasons behind Outlook synchronization errors. So, follow the below 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. You can see the synchronization status here and your new .ost file now. As it is the replication of the existing information of Exchange Server mailbox, so the complete process does not cause any damage to the information. See your Exchange Server administrator for this information or permissions.





Once you have completed the steps to fix Outlook sync errors, kindly check if the error has been fixed or not. Knowing the reasons behind the Outlook sync issues will help us to fix this problem and prevent issues in communication and workflow. There can be several reasons for the Outlook synchronization error.