Or do you receive an error message while synchronizing your offline folder? All these scenarios indicate problems with the synchronization folder or corrupted .ost file. These syncing problems usually Outlook Login Issues Troubleshooting happen because of issues like a damaged Outlook profile, poor internet connection, or a corrupted OST file.

Solution 4: Disable Antivirus and Firewall Temporarily

This blog talks about the causes behind Outlook synchronization errors and a few solutions to fix Outlook sync issues. We have shared five manual methods in this blog to resolve the Outlook syncing errors. recreate Outlook profile step by step Apart from this, we also discuss the Shoviv OST to PST Converter Tool, a professional way to repair, recover, and convert Outlook data files. This solution will be beneficial for users who are facing Outlook syncing issues because of corrupted PST or OST files.

Solution 7: Create a New Profile

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. 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.

Solution 8: Rebuild Outlook Data File (OST)

After you make this change, none of the shared folders in the secondary mailbox will be available to you in Outlook when you're working offline. However, all folders in the primary mailbox will still be available to you when you're working offline. Conflicts with antivirus guide to Office 365 sign-in errors software or firewall can impact Outlook's synchronization process. You can temporarily turn off your antivirus software and firewall.

Solution 1: Update the Outlook Application

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 consuming their maximum allowed share of server.

How to repair errors by using Scanost.exe

• In order to determine the number of folders and subfolders that are in a mailbox or folder, run the Get-MailboxFolderStatistics cmdlet.
• This solution will be beneficial for users who are facing Outlook syncing issues because of corrupted PST or OST files.
• Users can also try its free demo version in their system and process the first 50 items from each folder freely.
• As stated in the 9646 event that is shown in the "Symptoms" section, the default limit for objtFolder objects per mailbox is 500.
• Before finding solutions, we suggest that users check their internet connection.

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.

[Answered] Secured OST to PST Converter for OST to PST Conversion

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.