From 2887e242380add032a3d3f219cee81e70939e07b Mon Sep 17 00:00:00 2001 From: Deana Ackermann Date: Sun, 18 Jan 2026 16:11:34 +0800 Subject: [PATCH] Add IMAP Folder is Not Syncing Issue How to Fix It? --- ...r-is-Not-Syncing-Issue-How-to-Fix-It%3F.md | 33 +++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 IMAP-Folder-is-Not-Syncing-Issue-How-to-Fix-It%3F.md diff --git a/IMAP-Folder-is-Not-Syncing-Issue-How-to-Fix-It%3F.md b/IMAP-Folder-is-Not-Syncing-Issue-How-to-Fix-It%3F.md new file mode 100644 index 0000000..10424ab --- /dev/null +++ b/IMAP-Folder-is-Not-Syncing-Issue-How-to-Fix-It%3F.md @@ -0,0 +1,33 @@ +Content
+ + + +Their webmail works fine, and when this account is added to the Windows Mail app, everything works perfectly. These are the common reasons why the IMAP folder is not syncing. To resolve the IMAP issue, I will explain different solutions in the upcoming section of the article. 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. + +Why IMAP Folder is Not Properly Syncing? + +Meanwhile, the "connecting" or "Checking for mail..." just stays on the bottom status bar of the mail app. I deleted the Apple Mail [Outlook sync help from FixTechGuide](http://boiler.ttoslinux.org/charlesgellert/8549024/-/issues/3) app from the phone, reinstalled from the App Store. So only wait when some "smarties" from apple IT solve problem in app ... Apple programmers use no CD/CI - simple sometimes update by "sales-manager requests", and without any critical-bug-checks ... Full cleanup of ALL accounts is not a solution(and re-add even helps not). + + + +Chosen Solution + +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 [Outlook data file cannot be accessed](https://demo.safecircle.family/read-blog/26460_imap-folder-sync-issue-in-the-new-outlook-moved-emails-not-syncing-to-webmail-mi.html) 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. + + + +IMAP folder sync issue in the new Outlook (moved emails not syncing to webmail) + +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. + +Meanwhile, the "connecting" or "Checking for mail..." just stays on the bottom status bar of the mail app.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.A stable connection between your email client and email server depends on the syncing of your IMAP folder.I will try the safe starts and experiment with the buttons ans see if it improves.My VPN was working in the background, even though the file was closed.I have no firewall monitors running during the day that would interfere just the vpn.After instalation ios 18 all my accounts in mail app stopped to sync( including icloud mail).By reporting abuse, a moderator will be asked to review the content of this interaction to take further action, if necessary. + +My accounts in Mail app stopped to sync post update + +I am also running QuickFolders and its the same nothing shows up on those tabs until i physically click on them. Ok so my mistake the Properties option is there when right [Outlook stuck updating folders solution](https://kitsap.whigdev.com/read-blog/88352_what-are-the-differences-between-outlook-pst-and-outlook-ost.html) clicking folder - I was only focused on right clicking on the email address to take me to server setting I was not clicking on the actual folder. I right click a folder and Properties and it take me to attached windows. I don't see - 'When getting new messages... + + + + + +Wonder if the vpn is causing an issue. Perhaps something in TB needs to be tweaked. I have no firewall monitors running during the day that would interfere just the vpn. 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. \ No newline at end of file