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Once the system is connected to the Internet and the server is available, follow the next solutions to troubleshoot and fix the problem. They were both connected to office 365, when suddenly one day it said "updating inbox" and that's it. You should always use NTLM over Basic authentication, as Basic sends the username and password in the clear, and NTLM is Windows Authentication. On Exchange 2013, you also have a new option called Negotiate, which is recommended.

Check Disk Space

Outlook alternates between "Updating this folder" and "Trying to connect". A manual send/receive fails with a "Connection to Microsoft Exchange is unavailable message". 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.

Also, any email sent to you or sent from your Outlook client will not be received or delivered.A vast community of Microsoft Office365 users that are working together to support the product and others.To see if it is the same issue, open your exchange server’s event viewer and filter event 9646.After looking into it more, as the user above stated, this seems to be cache related so I nixed that on the shared box too.Things work well for a number of days or weeks but the problem reoccurs eventually.

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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 guide to Office 365 sign-in errors - 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 can’t 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, don’t worry, these are to provide everything from Exchange 2013 back to 2007. In this guide, we’ll take you through simple, Repair Outlook Profile Online step-by-step methods to identify the issue and fix Outlook’s sync problem efficiently. Free up your time from routine correspondence with personalized, easy-customizable, dynamic email templates.

Check Outlook Email Account Settings

Every affected user has recently been upgraded to Windows 7 64-bit, while I have not had any 32-bit client users report any similar issue. So all signs are pointing to the individual client but I can’t figure out what it is. With automatic send/receive enabled and properly configured, you can maintain regular synchronization between Outlook and the email server, keeping FixTechGuide email error solutions your Inbox up to date. I think this problem is resolved, although since it is so intermittent it may be a while before I’m sure. MTU was set to 1514 on the Exchange server rather than the typical 1500.

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 I’m 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.

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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.

Why is my Outlook Inbox not updating?

If you are running out of storage, make some space by moving some files from the storage to another folder or volume. You may also archive the OST mailbox to reduce the mailbox size. I reimaged the machine of the lone person that continued to have this problem and Outlook has been working OK for the time being. However, the problem cropped up again yesterday for a new user. The connection to Exchange drops, reconnects every few seconds or so until eventually the issue clears up. Interestingly, during this time I was unable to connect to OWA using a different mailbox on the affected client computer.