I have several email accounts / IMAP set-up. So looking at my tree of email accounts one inbox might have 10 mail total and 3 unread form earlier. It's not until I click on that folder I will then see Outlook profile repair and recovery steps the 10 and 3 and two second later it will sync and new ones will populate.

Clear Email Client Cache Data

So, check the status of your IMAP server follow the steps below. These a general steps to check your IMAP settings in any email application. With the help of this, you can also ensure that the server settings are properly configured or not. 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. Hence, the trashing of messages is registering on Gmail.

Hot Network Questions

Below are some causes that contribute to the problem. There are various variables at play here however, generally speaking, Outlook performs best when operating as a front end for Microsoft Exchange and Gmail when accessed via a web browser. I’ve never heard of repair corrupted OST in Outlook 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.

My accounts in Mail app stopped to sync post update

Microsoft Outlook is terrible in IMAP. Hence most people only use MAPI with it. If you are forced to use IMAP, I would recommend switching to an alternative E-Mail client like Thunderbird Thunderbird — Free Your Inbox.

Re-Subscribe IMAP Folders in Email Client

• I will try the safe starts and experiment with the buttons ans see if it improves.
• This limits the amount of network traffic and improves performance for syncing important folders.
• A stable connection between your email client and email server depends on the syncing of your IMAP folder.
• Make a note of the values and delete an overwrite them also check your passwords for both SMTP and IMAP.
• I work in a small company and for the past 2 weeks we've been having issues with customer support Outlook account.

It's just a little bit technical, but we have an IMAP proxy that chooses from some different backend IMAP servers. If the user account ends up on an old IMAP server implementation (in that case f.i. a Cyrus imapd 2.4.17), IMAP Client of iOS 18 Mail app doesn't work. If the proxy directs requests to a newer IMAP server implementation (f.i Cyrus imapd 3.6.1), the iOS 18 Mail app works as expected, even the requests are handled by the same IMAP server proxy. Suspect some Apple Dev's have been lazy with some code in IOS18's mail.app and its causing the issue. I was a little hesitant but went ahead and let it completely remove all the synced items from the account off of my iPhone.

Delete Confirmation

I right click a folder and Properties and it take me to attached windows. I don't see - 'When getting new messages... I checked all 5 of the tabs in this window that expressions is not there. This seems bizarre the email would not populate. A stable connection between your email client and email server depends on the syncing of your IMAP folder. If the server is down and you are experiencing issues, the problem IMAP folder is not syncing occurs.





I have seen this disparity for years across different Outlook client versions and Windows versions. I also posted on the Gmail subreddit about a year ago. After instalation ios 18 all my accounts in mail app stopped to sync( including icloud mail). I can only recive mails but when I delete mails on macbook they are not deleted on iphone. If an IMAP Inbox isn't displaying new messages as they arrive at the server, but only when the Inbox is selected, there is something wrong with the setup. Run TB in safe mode (hold Shift when you launch TB) and see if it makes any difference.



I work in a small company and for the past 2 weeks we've been having issues with customer support Outlook account. The account is used as IMAP in all customer support clients, every time you set up the mail in anyones computer it just sync 30-50GB ost files... And because of the size, this is making the mail simply stop working after one day of normal use, forcing the users to end outlook process to make the mail sync again properly... But only when you close/open the mail again. If you can take a look at your mail server settings specifically the IMAP and SMTP.

But, before that, let’s understand the cause of the issue. I use both webmail and Outlook desktop client to access my Gmail. I am normally looking at the All Mail folder on Outlook. Whenever I drag messages from the All Mail folder to the Trash folder on Outlook, these messages remain visible in the All Mail resolve Outlook not sending emails fast folder when accessed via webmail. 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.