Make sure they are the same if you can’t see them look at the number of stars or dots. Look at the mail server settings boxes for password and port settings they’re the ones you need to delete and reapply. Doing a send and receive manually or waiting on the scheduled send and receive on the client does not update new mail items.

Additional resources

Furthermore, when calendar invites are accepted using the Outlook client, they disappear from All Mail and go into the Trash folder, but when using WebMail, they remain in the Inbox. I have seen this disparity for years across different Outlook client versions and Windows versions. I also posted on Outlook sync help from FixTechGuide the Gmail subreddit about a year ago.

more stack exchange communities

Maybe some encoding behavior or just a different linefeed or something that has changed over the work offline mode stuck years... I’ve never heard of setting a path before for email, so apologies if this is a simple solution to those who come across this in the future. If you can, turn off IMAP, require 2FA, and use the native outlook client. Having the same issue with some of our accounts on IMAP as well.

Chosen solution

By web app, I mean webmail accessed via Firefox or Chrome for (say) Windows 10, not smartphone app. My comment about 3rd party email -- is a 3rd email app called Email - Edison Mail (from the App Store) I set up my mail accounts in the app and everything works as it should. I’ve tried repairing the data file, removing and re-adding the account, rebooting, re-installing Outlook/Office, running SFC/DISM, all to no avail. Their webmail works fine, and when this account is added to the Windows Mail app, everything works perfectly. One word of warning - you shouldn’t set that interval to more often than maybe every 10 minutes, every 5 would be the absolutel minimum I’d set. If you set too often you run the risk that Outlook could start the next download before finishing the previous download and that could cause duplicate messages and other possible issues.

My accounts in Mail app stopped to sync post update

See the attached picture for the Properties window for a user-created folder. When you right-click one of the folders that doesn't show new mail unless you select it, Properties, is the box 'When getting new messages... It's usually not checked by default for IMAP to minimize network traffic. Subscribing to a folder makes it appear in the Folder Pane, but one might not always want a folder to be synced automatically if it is mainly an archive folder or one that seldom receives new mail. This limits the amount of network traffic and improves performance for syncing important folders. But many users run into the problem where their important troubleshoot Outlook synchronizing folders error IMAP folders are not syncing or stop updating.





While outlook supports IMAP, it doesn’t really want to work with it, so not surprised you are having some troubles. My phone, which I have no problems with, is behind the same router/firewall as the PC on a regular basis. The issue persists with PC connected directly to the internet with no router or firewall in between.

• Apple programmers use no CD/CI - simple sometimes update by "sales-manager requests", and without any critical-bug-checks ...
• But many users run into the problem where their important IMAP folders are not syncing or stop updating.
• I would suggest that frequent changes to folder contents on multiple devices will make it go wrong.
• Even if I have an account with zero message I need to click to see the new ones there are no numbers appear.
• It's just a little bit technical, but we have an IMAP proxy that chooses from some different backend IMAP servers.
• When you are dealing with any problem, it is important to understand the reasons behind the issues.
• I have half dozen mail accounts a few microsoft a gamil and some other ones and there is no difference they are all acting the same.

I did see a response from a MS person that said it was working as intended, that it wouldn’t refresh the folder until it was selected. Although that seems like a load of BS, but could just be a con to try to migrate people to exchange at a higher cost. I know that sometimes when doing it, it can take a moment for the rest of the folders to kick back in. Also then you can’t make folders under the Inbox folder, you have to make it in a different folder and drag it out. Mohit is a Microsoft Certified expert for all things Microsoft. He brings a unique perspective gained from nearly a decade of active participation in various IT forums, blogs, and social media.



That’s why, here I am to help you in this situation by providing you with solutions. But, before that, let’s understand the cause of the issue. If I am sitting on my inbox and do a send/receive, no new mail will populate. The send and receive does not error, it looks to complete successfully. Doing a send and receive does not update the mail, and I have played with all kinds of settings in the send and receive groups but nothing seems to work.



These methods help you in the synchronization process. If this does not work, you can contact your email provider. After that, it is also important to secure your IMAP folder to prevent this issue from happening in the future. So, properly follow the above steps and backup your data from IMAP folders. I am aware of the difference between Gmail's labels vs. Outlook's folders, but I would expect that Gmail does what is necessary to make the folders appear correct over the IMAP connection to Outlook. For example, if I drag a message from Outlook's All Mail folder to Trash, I see that message disappear from the Inbox folder after a short delay.