If it does, you might need to include Outlook exceptions in the settings of your security program. If I check the sync log I see a lot of sync errors for Inbox, sent items and a few other folders. Once you have completed the steps to fix Outlook sync errors, kindly check if the error has been fixed or not. After performing these steps, Outlook’s all folders will be synced to fix MFA prompts not working the server.

• After performing these steps, Outlook’s all folders will be synced to the server.
• Knowing the reasons behind the Outlook sync issues will help us to fix this problem and prevent issues in communication and workflow.
• This software allows users to process numerous OST files at once without any size limitations.
• 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.
• If this method doesn’t work for you, navigate to other solutions.
• I’ve tried the Microsoft office uninstall tool provided by Microsoft (which deletes more items then just control panel uninstall).

7 Customer support

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. I still have it turned on on my laptop and it has not shown any issues yet.

Fix Sync Issues and Local Failures in Microsoft Outlook: Problem Resolved!

However I do not use Outlook on it as much as I do on my desktop. Outlook’s ability to connect to the mail server may be blocked by firewalls or antivirus software. After you’re satisfied, turn off your firewall or antivirus program for a while.

Disable Add-ins

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. The Support and Recovery Assistant, a tool provided by Microsoft, can identify and resolve common Outlook problems.

Check for Local Failures

It is capable of automatically identifying problems with account setups, sync, and other typical mistakes. To solve your Outlook issues, download the application from the Microsoft website and follow the directions. We’ve had sync issues with employees from time to time however, re doing the mail profile solve Office 365 mailbox sync delays or wiping the Windows profile usually fixes it. In some cases setting up a new computer replacement was the only option to fix these odd Outlook Sync issues. Now, we will verify the server settings to fix the Outlook synchronization error. After the files get repaired, restart the Outlook program to ensure that the Outlook syncing issues are resolved or not.

How to Resolve Sync Issues and Local Failures in Outlook?

Users can also try its free demo version in their system and process the first 50 items from each folder freely. Always make sure your profile and settings are set up correctly, your software is up to date, and your connection is steady. The causes of sync issues and local failures in Outlook are explained in this guide, along with practical troubleshooting and resolution techniques. You can extract and recover all of your mail items to a PST file using sophisticated OST File to PST Converter software if your OST file becomes unavailable or orphaned.



However, I cannot find any reason why his account would do this only on our domain nothing is blocking our connection to Office 365. Here is the strange part I tried to remove the computer from the domain and have Outlook run from a local account for a few days. I ran the PSTscan tool to check for anomalies on the OST file (which it found and repaired but the issue still occurs). Below are the steps I’ve taken to try to resolve this issue. However, with one reset cached Exchange mode particular client no matter what changes are made these sync issue still occur.