Re: Problem email client iPhone ios18.2

Hello, Michael Slusarz via dovecot wrote on 12.02.25 at 19:56: Timo confirmed this type of message (see below) breaks iOS mail clients regardless of the IMAP server used. So it is almost certainly a client issue. We are in contact with the Apple Mail developers and have provided this debug i

Re: Problem email client iPhone ios18.2

Timo confirmed this type of message (see below) breaks iOS mail clients regardless of the IMAP server used. So it is almost certainly a client issue. We are in contact with the Apple Mail developers and have provided this debug information to them. michael > On 02/10/2025 7:19 AM MST Timo Sir

Re: Problem email client iPhone ios18.2

On 10. Feb 2025, at 15.24, Florian Effenberger via dovecot wrote: > > Hello, > > frido--- via dovecot wrote on 10.02.25 at 14:07: >> The problem as described at the start of this thread is not solved in iOS >> 18.3. A bit more testing shows that it only appears to happen with >> attachments a

Re: Problem email client iPhone ios18.2

Hello, frido--- via dovecot wrote on 10.02.25 at 14:07: The problem as described at the start of this thread is not solved in iOS 18.3. A bit more testing shows that it only appears to happen with attachments around 1MB and bigger. there seem to be two kind of problems, at least on my devices

Re: Problem email client iPhone ios18.2

The problem as described at the start of this thread is not solved in iOS 18.3. A bit more testing shows that it only appears to happen with attachments around 1MB and bigger. Op 10-02-2025 om 08:18 schreef Steven Varco via dovecot: Hi iPhone users I’m wodering if this problem is solved by no

Re: Problem email client iPhone ios18.2

Hi iPhone users I’m wodering if this problem is solved by now? I have IOS 18.1 and now the 18.3 updated arrived (somehow it skipped 18.2 on my phone). However, I put the update on hold as long as this weird mail issue after updating exists… Steven -- https://steven.varco.ch/ https://www.tech

Re: Problem email client iPhone ios18.2

  On 04/02/2025 11:19 EET Florian Effenberger via dovecot wrote:     Hello,   I experience the same problem (mail headers not loading, mail bodies not loading) since iOS 18 on one of my machines. The other machine seems unaffacted, but I don't know

Re: Problem email client iPhone ios18.2

Hello, I experience the same problem (mail headers not loading, mail bodies not loading) since iOS 18 on one of my machines. The other machine seems unaffacted, but I don't know yet which setting is different. The working one is Debian, the broken one FreeBSD. Terminating the mail app via th

Re: Problem email client iPhone ios18.2

On 4. Feb 2025, at 3.53, stephen--- via dovecot wrote: > > in my experience the only users who complained were mail abusers - with tens > of thousands of messages in each folder - tons of folders etc etc. smaller > mailboxes seemed fine. i think apple uses some threshold where this new > pipel

Re: Problem email client iPhone ios18.2

in my experience the only users who complained were mail abusers - with tens of thousands of messages in each folder - tons of folders etc etc. smaller mailboxes seemed fine. i think apple uses some threshold where this new pipelining takes place on larger mailboxes maybe. there is a lot of inf

Re: Problem email client iPhone ios18.2

On 3. Feb 2025, at 16.17, stephen--- via dovecot wrote: > > funny - i also talked to apple business support and have a case since my > FB15701211 never went anywhere. they took a day or so and talked to engineers > and stated that there were no other official apple support requests for this >

Re: Problem email client iPhone ios18.2

funny - i also talked to apple business support and have a case since my FB15701211 never went anywhere. they took a day or so and talked to engineers and stated that there were no other official apple support requests for this issue - which i have to believe means no large org they care about h

Re: Problem email client iPhone ios18.2

I filed this at bugreport.apple.com which reroutes to that link below… Dec 15, 2024 "IMAP sync is broken since upgrading to iOS 18" FB16106553 I also opened up two different cases with Apple Support, after months of no action. > On Jan 10, 2025, at 07:22, Sean McB

Re: Problem email client iPhone ios18.2

I’m unfamiliar with how to capture session level client server data being sent over the encrypted port 993. I’m willing to try if you give me some command line ideas. Charles Proxy on my iPhone was my main hope but that seems to be focused on HTTPS. > > On Jan 10, 2025, at 07:58, Timo Sira

Re: Problem email client iPhone ios18.2

Hello, frido--- via dovecot wrote on 10.01.25 at 17:06: No improvement here. I can still reproduce it on iOS 18.2.1 I had the impression it got better with 18.1 or 18.2, but still not reliable. 18.2.1 seems no improvement over 18.2 for me. Florian ___

Re: Problem email client iPhone ios18.2

No improvement here. I can still reproduce it on iOS 18.2.1 On 10-01-2025 16:49, Ralph Seichter via dovecot wrote: Has anybody else noticed improvements with iOS/iPadOS version 18.2.1 ? I installed the update today, and it looks like Apple Mail and Dovecot are playing nicer together. Unfortunate

Re: Problem email client iPhone ios18.2

Has anybody else noticed improvements with iOS/iPadOS version 18.2.1 ? I installed the update today, and it looks like Apple Mail and Dovecot are playing nicer together. Unfortunately Apple only mentions "important bug fixes" without any specifics, rendering their 18.2.1 release notes very unhelpfu

Re: Problem email client iPhone ios18.2

On 19. Dec 2024, at 11.24, frido--- via dovecot wrote: > > So I managed to capture the IMAP session on my private setup at home when the > attachment didn't load: > > * 4296 FETCH (UID 79319 RFC822.SIZE 4833363 BODYSTRUCTURE ((("text" "plain" > ("charset" "UTF-8" "format" "flowed") NIL NIL "7b

Re: Problem email client iPhone ios18.2

On 5. Jan 2025, at 13.57, Aki Tuomi via dovecot wrote: > > > On 05/01/2025 11:12 EET david.ferrero--- via dovecot > wrote: > > > Well, I uncommented the imap_capabilities flag and REMOVED the IDLE > capability and now iOS 18 Mail client is getting and syncing emails

Re: Problem email client iPhone ios18.2

Has anyone filed a bug at https://feedbackassistant.apple.com ? Could you share the bug number? Apple prioritizes partially based on how many duplicate reports it receives. So ideally we would all file reports there to increase the priority. It's also often helpful to state the bug number, if

Re: Problem email client iPhone ios18.2

I can confirm iOS 18.2.1 has no included IMAP IDLE fix. To verify this assertion I did: 1. quit iOS Mail app AND shutdown my iPhone. 2. updated and commented out the imap_capability flag on my dovecot server: conf.d/20-imap.conf (commenting it out means the defaults (including IDLE) will be supp

Re: [EXT] Re: Problem email client iPhone ios18.2

> On 01/08/2025 1:23 PM MST Scott Q. wrote: > > What exactly stopped(will stop) working ? Generating through MacOS Server > which nobody should have been using anyways, or the > https://identity.apple.com/pushcert/caservice/new endpoint ? > As has been told to me, what is being discontinued i

Re: Problem email client iPhone ios18.2

What exactly stopped(will stop) working ? Generating through MacOS Server which nobody should have been using anyways, or the https://identity.apple.com/pushcert/caservice/new endpoint ? Scott ​​ On Wednesday, 08/01/2025 at 13:39 Michael Slusarz via dovecot wrote: > On 01/08/2025 11:06 AM MST L

Re: Problem email client iPhone ios18.2

> On 01/08/2025 11:06 AM MST Len Padilla via dovecot > wrote: > > Details: > https://github.com/st3fan/dovecot-xaps-daemon > https://github.com/st3fan/dovecot-xaps-plugin Discussion of Apple Push Notifications is kind of irrelevant, since Apple doesn't support this anymore (more accurately: i

Re: Problem email client iPhone ios18.2

Details: https://github.com/st3fan/dovecot-xaps-daemon https://github.com/st3fan/dovecot-xaps-plugin > On 8 Jan 2025, at 18:52, David Ferrero via dovecot > wrote: > > Apple developer account not required…but for sure an Apple Push Notification > account…and probably a mac… > I am not 100%. m

Re: Problem email client iPhone ios18.2

Apple developer account not required…but for sure an Apple Push Notification account…and probably a mac… I am not 100%. macOS Server had the facilities to get a push certificate and use it with IMAP. > On Jan 8, 2025, at 08:27, Schulz via dovecot wrote: > > Am 7. Januar 2025 um 15:39 schrieb "

Re: Problem email client iPhone ios18.2

Am 7. Januar 2025 um 15:39 schrieb "Scott Q. via dovecot" mailto:dovecot@dovecot.org?to=%22Scott%20Q.%20via%20dovecot%22%20%3Cdovecot%40dovecot.org%3E >: > > Have you guys tried using XAPPLEPUSHSERVICE ? > This seems to be only available when you have an apple developer account? __

Re: Problem email client iPhone ios18.2

I have both IDLE and the XAPPLEPUSHSERVICE but removed IDLE to get ios mail to work at all. It is slower than with IDLE present but acceptable. I will try adding IDLE back after 18.2.1 As I understand from Stalwart server patch, Apple starter command pipelining and many imap servers were not ex

Re: Problem email client iPhone ios18.2

Have you guys tried using XAPPLEPUSHSERVICE ? I have that enabled and it doesn't even use IDLE. Scott​​ On Tuesday, 07/01/2025 at 08:52 dovecot--- via dovecot wrote: I think there are/were multiple issues, which confuses diagnosis. As a workaround I had disabled imap-IDLE on my (Dovecot) mail

Re: Problem email client iPhone ios18.2

I think there are/were multiple issues, which confuses diagnosis. As a workaround I had disabled imap-IDLE on my (Dovecot) mail server and my iOS 18.2 iPhone was able to get mail, but was still hanging at times. After updating to iOS 18.2.1, I re-enabled imap-IDLE and mail seems to be working n

Re: Problem email client iPhone ios18.2

Hello, via dovecot wrote on 07.01.25 at 09:48: Today I noticed a new iOS update to version 18.2.1. However, the update doesn't change anything; the same issues persist. Basically, it's not just about the attachments, but that's where it is most noticeable. Overall, the account synchronization

Re: Problem email client iPhone ios18.2

Hello, Today I noticed a new iOS update to version 18.2.1. However, the update doesn't change anything; the same issues persist. Basically, it's not just about the attachments, but that's where it is most noticeable. Overall, the account synchronization isn't working. -- Andrzej

Re: Problem email client iPhone ios18.2

On Mon, 06 Jan 2025 08:36:45 +0100, "Scott Q. via dovecot" wrote: > > So what seems the be the consensus on what the issue is ? > > What does the Stalwart patch do exactly - do you have a link for it ? Are you looking for

Re: Problem email client iPhone ios18.2

So what seems the be the consensus on what the issue is ? What does the Stalwart patch do exactly - do you have a link for it ? Scott​​ On Sunday, 05/01/2025 at 17:13 David Ferrero via dovecot wrote: If you connect to imap with netcat assuming telnet isn’t an option it will tell you what your

Re: Problem email client iPhone ios18.2

If you connect to imap with netcat assuming telnet isn’t an option it will tell you what your server supports nc server 143 Your setting says defaults +SPECIAL-USE The + adds to whatever is there already. > > On Jan 5, 2025, at 04:50, Marc wrote: > >  >> >> >> Well, I uncommented the im

Re: Problem email client iPhone ios18.2

  On 05/01/2025 11:12 EET david.ferrero--- via dovecot wrote:     Well, I uncommented the imap_capabilities flag and REMOVED the IDLE capability and now iOS 18 Mail client is getting and syncing emails. I suspect the folks over at Stalwart were on to something ..

RE: Problem email client iPhone ios18.2

> > Well, I uncommented the imap_capabilities flag and REMOVED the IDLE > capability and now iOS 18 Mail client is getting and syncing emails. I > suspect the folks over at Stalwart were on to something I just > don't know why command pipelining had to be added by Apple for the > important ID

Re: Problem email client iPhone ios18.2

Well, I uncommented the imap_capabilities flag and REMOVED the IDLE capability and now iOS 18 Mail client is getting and syncing emails. I suspect the folks over at Stalwart were on to something I just don't know why command pipelining had to be added by Apple for the important IDLE feature

Re: Problem email client iPhone ios18.2

FWIW, I uncommented the imap_capabilities flag in my conf.d/20-imap.conf file and added everything to that line except IDLE. After removing IDLE from the capabilities flag, mail started to sync to iOS Mail. This is strange. I also noticed what appears to be a very HEAVY use of dovecot by the mai

Re: Problem email client iPhone ios18.2

Several folks using dovecot (and others) have run into this bug as reported above. Not specific to attachments, but in general, broken syncing of Apple Mail shipped with iOS 18.x.x - everything is fine with Apple Mail shipped with iOS before iOS 18...and macOS Mail Version 16.0 (3826.300.87.4.3)

Re: Problem email client iPhone ios18.2

Hi, Could you show me your Dovecot configuration? My installation is from iRedMail, and I'm worried that I might have something set up that's causing this effect with the new iOS. I would like to compare and see what might be different between a working system. There's a slight difference betw

Re: Problem email client iPhone ios18.2

Hi, I managed to create a proper clone of the machine for testing from my mail server. I installed the current version 2.3.21.1. Unfortunately, there are no changes. The server behaves exactly the same as it did before the update. -- Andrzej Milewski _

Re: Problem email client iPhone ios18.2

Hi, On 18.12.24 12:25, via dovecot wrote: However, some clients are using iPhones with various hardware versions. Those with iOS below version 18 work correctly without any issues. Those who have updated their phones to version 18 and now even 18.2 are experiencing problems with mailbox synchron

Re: Problem email client iPhone ios18.2

How do you know it is specific to dovecot? You have tried also others? I think a lot use this cyrus not? Well, I'm not completely sure. That's why I said that it seems to only appear on Dovecot IMAP servers. I've tested it on my Google account, and Outlook where the problem doesn't exist. _

RE: Problem email client iPhone ios18.2

> > So yes, it must be a client issue, but it only seems to appear on > dovecot imap servers. > I've tested this on my private setup at home with Dovecot 2.3.19.1 from > Debian 12 repository as well as at the company where we use Dovecot-ee > 2.3.21-8 from the Open-xchange repository where the sam

Re: Problem email client iPhone ios18.2

So I managed to capture the IMAP session on my private setup at home when the attachment didn't load: == CUT === * 4296 FETCH (UID 79319 INTERNALDATE "19-Dec-2024 08:45:58 +0100" RFC822.SIZE 4833363 FLAGS (\Recent) BODY[HEADER] {2013} Delivery-date: Thu, 19 Dec 2024 08:45:58 +0

Re: Problem email client iPhone ios18.2

Thank you for the answers and suggestions. I am preparing a clone of the machine and will attempt to upgrade Dovecot to the latest version, 2.3.21.1. I will inform you how everything behaves after the Dovecot update. The users have a lot of mail, but they use yearly archives. Each folder contain

Re: Problem email client iPhone ios18.2

I also had one report of what you describe today and was able to reproduce it on two different systems. No cause found yet. I tried to capture a packet trace using clear text imap, but then the attachment loaded immediately. I will do more tests tomorrow. Op 18-12-2024 om 12:25 schreef via do

Re: Problem email client iPhone ios18.2

On Dec 18, 2024, at 3:25 AM, via dovecot wrote: > I have a fairly new installation of the Dovecot server version 2.3.19.1 on > Debian 12.8. > [...] > On version 18.2, the issue appears as follows: When you open the app, you can > read several messages. They load correctly, but, for instance, at

Re: Problem email client iPhone ios18.2

Note: For the record, we are getting similar reports.. Attachment not loading with the latest release of IoS on iPhones.. Unfortunately, it's been hard to replicate so have no answers for you.. On 2024-12-18 03:25, via dovecot wrote: Hello, On an iPhone 7 with iOS 15.8.3, everything works

RE: Problem email client iPhone ios18.2

> > This is clearly a problem with the mail client on iPhone. However, is > there anything I can adjust in my server settings to mitigate this issue > for users? > Make sure to complain a lot at apple. I already harassed the market abuse team at the EU. _