1 Outlook synchronization stuck on "updating inbox" after importing a pst file Microsoft Q&A
fredcorrie8346 edited this page 2026-02-24 19:17:32 +00:00
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Since some weeks everyday another user calls and tells me he doesn't get mails. After hitting the update folders button or closing and reopen outlook new mails get visible. Reinstalled office, deleted ost, made a ne outlook profile. By taking proactive steps to manage your mailbox, you can prevent issues related to storage limits and ensure that your Outlook inbox continues to update properly. When you synchronize your Exchange mailbox to an Offline Folder file (.ost), the Outlook status bar never shows higher than 3.99 GB when a folder is being updated.

Check Disk Space

Please make sure you set both the ClientAuthenticationMethod to NTLM and IISAuthenticationMethods to Basic,NTLM (and Basic,NTLM,Negotiate for Exchange 2013). Here is a comprehensive list of possible causes for the error Outlook inbox not updating and how they can affect the working of Outlook. By applying this sort order (which is default in Outlook), you'll be always seeing the most recent communications first. If the Inbox and Outbox folders start updating, you can switch back to Cached Exchange Mode. A vast community of Microsoft Office365 users that are working together to support the product and others. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.

This problem should only occur on the initial synchronization of a folder that is larger than 4 GB.Please make sure you set both the ClientAuthenticationMethod to NTLM and IISAuthenticationMethods to Basic,NTLM (and Basic,NTLM,Negotiate for Exchange 2013).I loaded an old mail profile for the same user account and it worked fine, when I switched back to the initial profile it started to work fine as well.Then, click on the Update Folders under Send/Receive tab to check if the synchronization issue is fixed and the folders are updating.On Exchange 2013, you also have a new option called Negotiate, which is recommended.I reimaged the machine of the lone person that continued to have this problem and Outlook has been working OK for the time being.Once the system is connected to the Internet and the server is available, follow the next solutions to troubleshoot and fix the problem.

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For those utilizing the classic (old) Outlook application, this section addresses issues specific to this version. Then, click on the Update Folders under Send/Receive tab to check if the synchronization issue is fixed and the folders are updating. If you didn't find the email, check the spam/junk folder. Please whitelist stellarinfo.com and request to send the link again. Restarting the computer, reinstalling office, creating new profiles FixTechGuide Outlook repair tutorial - nothing works, it's working for some time, suddenly it's stuck.

Internet connectivity issues

Client logs and RPC logs on Exchange just show frequent connections and disconnections for the affected user, and I cant find any other errors. Open RPC connections on Exchange during business hours is about 300 which seems manageable. If some of these Exchange PowerShell commands error out, dont worry, these are to provide everything from Exchange 2013 back to 2007. In this guide, well take you through simple, Fix Outlook and Office 365 Errors 2025 step-by-step methods to identify the issue and fix Outlooks sync problem efficiently. Free up your time from routine correspondence with personalized, easy-customizable, dynamic email templates.

Check Outlook Email Account Settings

The next thing to check is the Virtual Directories and the Client Access credential loop in Microsoft 365 Server Autodiscover URI and fix them accordingly too. All InternalUrl and ExternalUrls should be setup using the hostname mail.domain.com (assuming mail.domain.com is the OWA URL that you chose). You need to make sure your OutlookAnywhere and AutoDiscover settings are setup properly along with Split-DNS. OutlookAnywhere and Split-DNS are vital for future-proofing your Exchange configuration and making it work properly now, regardless if you use Exchange 2007, 2010, or 2013. For Exchange 2013, OutlookAnywhere is a requirement and Split-DNS is Best Practice.

Per the article below I updated the Ethernet drivers on the the server to the most recent version and the MTU was automatically set to 1500. Not sure why only certain machines were affected but at this point Im keeping my fingers crossed. Turning off cached Exchange mode works, but the connection seems to be spotty as Outlook will freeze up after a while. Rebooting, deleting the OST and/or mail profile does not have any effect. Things work well for a number of days or weeks but the problem reoccurs eventually.

These troubleshooting tips can help you resolve common issues that prevent the new Outlook inbox from updating properly. If you continue to experience problems, consider reverting to the classic Outlook application or contacting Microsoft Support for further assistance. Is she able to properly access the shared mailbox through OWA? In this article, you will learn the reasons that can trigger the Outlook 365 stuck at updating mail folders issue and the solutions to effectively troubleshoot and resolve the issue.

For example, you may see the following text in the status bar when your Inbox folder is being synchronized with Exchange. This particular user has her own mailbox and then access to another shared mailbox. As of yesterday, the shared mailbox (for her only) is hung up on "Updating this folder" and will never update or receive new mail. Make sure the system has enough storage, especially the volume where the Outlook data file (OST) is stored.