It is a normal Outlook function, and these messages act as error-checking mechanisms for programs that use it for Outlook Login Issues Troubleshooting 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. If these methods do not resolve the issue, we recommend that you rebuild the .ost file. 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.

Solution 4: Disable Antivirus and Firewall Temporarily

However, serious problems might occur if you modify the registry incorrectly. 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 Repair Outlook Profile Online 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 updated.

Solution 7: Create a New Profile

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. This excellent software is easy to use and fixes the issue quickly. Whether it's a bigger file size or smaller, the software can repair all file types with any level of corruption. 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.

Solution 8: Rebuild Outlook Data File (OST)

In order to determine the number of folders and subfolders that are in a mailbox or folder, run FixTechGuide mailbox repair steps the Get-MailboxFolderStatistics cmdlet. You must select the Folder List module on the Navigation pane to see the Sync Issues folder in your mailbox. Please whitelist stellarinfo.com and request to send the link again.

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

• The OST Integrity Check Tool runs only on .ost files and can be used to diagnose and repair synchronization issues.
• 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.
• It also provides the option to export the Outlook OST file into Office 365 and Live Exchange mailboxes.
• 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.
• 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.

However, the level of corruption is not a matter of concern with this excellent tool. Moreover, its user-friendly GUI interface is very easy to use. By default, Outlook 2007 caches only those shared folders that don't contain email (such as Calendar, Contacts, and Tasks). Here, we will discuss the five manual methods to fix sync issues in Outlook or OWA. Before finding solutions, we suggest that users check their internet connection. Sometimes, Outlook sync issues can arise because of poor internet connection.

[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.