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 work offline mode stuck to fix Outlook sync issues is recreating Microsoft Outlook profile. 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?

Solution 8: Rebuild Outlook Data File (OST)

To do this, delete the .ost file, and then let Outlook download the information again from Exchange Server. For more information, see the More information section of this article. 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.

Free Methods to Remove Duplicate Items in Outlook 2016

You can temporarily turn off your antivirus software and firewall. After performing these steps, Outlook’s all folders will be synced to the server. If this method doesn’t work for you, navigate to other solutions. We have given you complete information about the synchronization issues folders in Outlook, and the ways to solve it manually and automatically. Check whether the numbers of items in the Offline and Server folders are the same. If it's the same, then synchronization is proper, but in case of variation, check profile settings.

Part 1: What you need to know about the issues with synchronization folders in Outlook?

• Users can also convert OST files into various file formats, including PST, HTML, EML, MSG, vCard, etc.
• If you have problems when you try to open your .ost file, you can use the Inbox Repair tool (Scanpst.exe) to diagnose and repair errors in your .ost file.
• After the update, restart the system and check if the error is resolved.
• Sometimes because of a corrupted OST file synchronization process stops functioning properly and thus leads to error.
• All these scenarios indicate problems with the synchronization folder or corrupted .ost file.
• If restarting Outlook or fixing the profile doesn’t work, converting the OST file is often the next step.

After trying all the methods, is the outlook error synchronizing folder not resolved? You can try fixing it automatically with the Wondershare Repairit for Email. As PST files are bigger and so chances of the getting corrupted are high. However, the level of corruption is not a matter of concern with this excellent tool.

For Outlook 2019, Outlook 2016, Outlook 2013, Outlook 2010, and Outlook 2007

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.

Symptoms

For protection, back up the registry before you modify it so that you can restore it if a problem occurs. For more information about how to back up and restore the registry, see How to back up and restore the registry in Windows. Now, we will verify the server settings to fix the Outlook synchronization error. The in-built Synchronization process happens when your OST or PST files get resolve Outlook not sending emails fast updated. Sometimes this process gets corrupted, and this leads to sync errors. We recommend using the automatic process and fix the issue with Wondershare Repairit for Email.





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.

How to Fix the "Outlook Cannot Synchronize Subscribed Folders" Issue?

Firstly, we will discuss a few manual methods to resolve this 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. 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 FixTechGuide support for Office 365 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. This tool also helps users fix Outlook syncing issues by repairing OST or PST files and syncing the data smoothly.