# Mutual Help **URL:** https://support.delta.chat/c/help/5.md?page=3 [Latest](https://support.delta.chat/latest.md) · [Categories](https://support.delta.chat/categories.md) · [Tags](https://support.delta.chat/tags.md) **Page:** 4 --- ## [DKIM mandatory at nine.testrun.org?](https://support.delta.chat/t/dkim-mandatory-at-nine-testrun-org/2894)
**Author:** [@miwie](https://support.delta.chat/u/miwie)\ **Replies:** 8\ **Last updated:** [June 9, 2026, 12:34am UTC](https://support.delta.chat/t/dkim-mandatory-at-nine-testrun-org/2894 "2026-06-09T00:34:11Z")
Installed Delta Chat app on Android 14 device successfully. Registered a test email address on nine.testrun.org successfully. Tried to send an ordinary email from my standard email account to this nine.testrun.org addr… --- ## [Export Backups by timeline?](https://support.delta.chat/t/export-backups-by-timeline/5390)
**Author:** [@kovalensky](https://support.delta.chat/u/kovalensky)\ **Replies:** 1\ **Last updated:** [June 7, 2026, 8:36pm UTC](https://support.delta.chat/t/export-backups-by-timeline/5390 "2026-06-07T20:36:11Z")
Are there any plans for exporting backups by choosing timeline? What I mean is that my DC backup file weighs 0.9GB, and it has only been a couple of months, chatting with relatively small circle of people. There will b… --- ## [Self-hosted Chatmail: Unencrypted email support?](https://support.delta.chat/t/self-hosted-chatmail-unencrypted-email-support/5381)
**Author:** [@imysl0](https://support.delta.chat/u/imysl0)\ **Replies:** 2\ **Last updated:** [June 7, 2026, 3:09pm UTC](https://support.delta.chat/t/self-hosted-chatmail-unencrypted-email-support/5381 "2026-06-07T15:09:28Z")
If I use a self-hosted Chatmail as my mail server, is it possible to configure it to send and receive unencrypted emails? --- ## [In which directory does Delta Chat store the profiles (Windows) and how to select/change?](https://support.delta.chat/t/in-which-directory-does-delta-chat-store-the-profiles-windows-and-how-to-select-change/4208)
**Author:** [@Andi](https://support.delta.chat/u/Andi)\ **Replies:** 8\ **Last updated:** [June 6, 2026, 2:21pm UTC](https://support.delta.chat/t/in-which-directory-does-delta-chat-store-the-profiles-windows-and-how-to-select-change/4208 "2026-06-06T14:21:35Z")
I wanna use Delta Chat on my companies Win computer(s) beside my private Linux ones. But I wanna secure my data on a separate Veracrypt drive/directory. Mind I don’t have an Android or iOS smartphone. I usually work with… --- ## [Invite to a group within Delta Chat, internal invite](https://support.delta.chat/t/invite-to-a-group-within-delta-chat-internal-invite/5370)
**Author:** [@Leanderl](https://support.delta.chat/u/Leanderl)\ **Replies:** 5\ **Last updated:** [June 5, 2026, 3:54pm UTC](https://support.delta.chat/t/invite-to-a-group-within-delta-chat-internal-invite/5370 "2026-06-05T15:54:02Z")
I have a group with a number of people and I would like to post there about another group that they may want to join. I don’t want to add them myself, it should be their choice. And the QR code or https invite link doesn… --- ## [How to decrypt Delta Chat messages in Thunderbird?](https://support.delta.chat/t/how-to-decrypt-delta-chat-messages-in-thunderbird/5287)
**Author:** [@Iago](https://support.delta.chat/u/Iago)\ **Replies:** 9\ **Last updated:** [June 3, 2026, 12:23pm UTC](https://support.delta.chat/t/how-to-decrypt-delta-chat-messages-in-thunderbird/5287 "2026-06-03T12:23:59Z")
Hi! I am testing possibilities with delta chat. I have a disroot account whose emails I read in Thunderbird. Further, Disroot works with chatmail (https://providers.delta.chat/). Therefore, I try sending a message from … --- ## [Windows version out of date?](https://support.delta.chat/t/windows-version-out-of-date/5347)
**Author:** [@0451yj61d](https://support.delta.chat/u/0451yj61d)\ **Replies:** 2\ **Last updated:** [June 1, 2026, 12:00pm UTC](https://support.delta.chat/t/windows-version-out-of-date/5347 "2026-06-01T12:00:15Z")
I was trying to help a friend add his windows device as a second profile but both the QR and Backup options returned “update this device” despite being a fresh DC install. I’m assuming this means the windows store is out… --- ## [Delta Chat (as superuser)? \[.deb, Mint\]](https://support.delta.chat/t/delta-chat-as-superuser-deb-mint/5255)
**Author:** [@markca](https://support.delta.chat/u/markca)\ **Replies:** 3\ **Last updated:** [May 30, 2026, 8:06pm UTC](https://support.delta.chat/t/delta-chat-as-superuser-deb-mint/5255 "2026-05-30T20:06:55Z")
Delta Chat version v2.49.0 linux deb Screen snapshots I am running mint 22.3 with delta chat v2.49.0. Why does the app window, (picture attached) claim to run with elevated privileges? --- ## [Invite link - reset \[different one produced on each click\]](https://support.delta.chat/t/invite-link-reset-different-one-produced-on-each-click/4786)
**Author:** [@ded](https://support.delta.chat/u/ded)\ **Replies:** 5\ **Last updated:** [May 28, 2026, 8:52pm UTC](https://support.delta.chat/t/invite-link-reset-different-one-produced-on-each-click/4786 "2026-05-28T20:52:37Z")
Every time I click “link” to share my invite link, the link is different - it’s reset automatically. I do not reset the link manually. Besides that the old links allow to add me. Is it a bug or is it a feature? :wink: … --- ## [How are Read Receipts delivered, technically? \[MDN sporadically missing one-way\]](https://support.delta.chat/t/how-are-read-receipts-delivered-technically-mdn-sporadically-missing-one-way/5306)
**Author:** [@punkero](https://support.delta.chat/u/punkero)\ **Replies:** 9\ **Last updated:** [May 28, 2026, 10:55am UTC](https://support.delta.chat/t/how-are-read-receipts-delivered-technically-mdn-sporadically-missing-one-way/5306 "2026-05-28T10:55:29Z")
Someone please save me a lot of time trying to chase the code- when a user’s Delta app (Android or Desktop) sends a read receipt, how is it technically delivered? Which port on the chatmail relay is receiving the RR mess… --- ## [Is Delta Chat really free? \[vs. fake scam messaging apps\]](https://support.delta.chat/t/is-delta-chat-really-free-vs-fake-scam-messaging-apps/5310)
**Author:** [@PlanchettePhantom](https://support.delta.chat/u/PlanchettePhantom)\ **Replies:** 2\ **Last updated:** [May 27, 2026, 11:28am UTC](https://support.delta.chat/t/is-delta-chat-really-free-vs-fake-scam-messaging-apps/5310 "2026-05-27T11:28:48Z")
I just want to know if I can use features like calling and sending pictures for free. It sounds like a ridiculous question, but I once downloaded a similar app that wanted me to pay for certain basic features. Delta Cha… --- ## [Linux: all user data in encrypted container directory?](https://support.delta.chat/t/linux-all-user-data-in-encrypted-container-directory/5205)
**Author:** [@paraglider](https://support.delta.chat/u/paraglider)\ **Replies:** 2\ **Last updated:** [May 24, 2026, 12:40pm UTC](https://support.delta.chat/t/linux-all-user-data-in-encrypted-container-directory/5205 "2026-05-24T12:40:51Z")
As the subject implies: How does one ensure all profile and traffic data are stored not in the default location in Linux home directory, but instead in a directory on some existing mountable encrypted contained? --- ## [List of groups to join?](https://support.delta.chat/t/list-of-groups-to-join/3800)
**Author:** [@Spl0itable](https://support.delta.chat/u/Spl0itable)\ **Replies:** 6\ **Last updated:** [May 24, 2026, 5:57am UTC](https://support.delta.chat/t/list-of-groups-to-join/3800 "2026-05-24T05:57:59Z")
Are there any available lists that have the invite links or QR codes for groups of different topics, etc? Thanks --- ## [Legacy accounts and secondary devices \[relays not synced\]](https://support.delta.chat/t/legacy-accounts-and-secondary-devices-relays-not-synced/5289)
**Author:** [@antonior](https://support.delta.chat/u/antonior)\ **Replies:** 2\ **Last updated:** [May 21, 2026, 1:26pm UTC](https://support.delta.chat/t/legacy-accounts-and-secondary-devices-relays-not-synced/5289 "2026-05-21T13:26:22Z")
I was using the Delta Chat with a legacy account relay. A while ago (about 2 years) I changed devices but kept the old device with Delta chat. Recently I add on this new device a new relay (since the legacy relay are not… --- ## [Block webxdc Apps for kids](https://support.delta.chat/t/block-webxdc-apps-for-kids/5279)
**Author:** [@tapete](https://support.delta.chat/u/tapete)\ **Replies:** 7\ **Last updated:** [May 19, 2026, 3:10pm UTC](https://support.delta.chat/t/block-webxdc-apps-for-kids/5279 "2026-05-19T15:10:18Z")
When my kids started using delta chat, they were writing with friends which was really cool. After they found out how to play games with delta chat, they stopped writing and started gaming. For me it was quite sad to see… --- ## [Domain apparently blocklisted \[own instance can't contact nine.testrun\]](https://support.delta.chat/t/domain-apparently-blocklisted-own-instance-cant-contact-nine-testrun/5141)
**Author:** [@ceviche](https://support.delta.chat/u/ceviche)\ **Replies:** 6\ **Last updated:** [May 18, 2026, 1:39pm UTC](https://support.delta.chat/t/domain-apparently-blocklisted-own-instance-cant-contact-nine-testrun/5141 "2026-05-18T13:39:27Z")
Dear team, my domain dkorova.ru had some issues with DKIM configuration that are already solved. Even though I can create new accounts on Delta Chat with my domain, I can’t add contacts with nine.testrun accounts - they … --- ## [Android App stopped sync \[DNS lookup failure, Network is unreachable os error 101\]](https://support.delta.chat/t/android-app-stopped-sync-dns-lookup-failure-network-is-unreachable-os-error-101/5257)
**Author:** [@IverCold](https://support.delta.chat/u/IverCold)\ **Replies:** 4\ **Last updated:** [May 13, 2026, 4:12pm UTC](https://support.delta.chat/t/android-app-stopped-sync-dns-lookup-failure-network-is-unreachable-os-error-101/5257 "2026-05-13T16:12:42Z")
Delta Chat version 2.49.0 Expected behavior Messages are synced on all devices Actual behavior I receive messages on my desktop, but my android app stopped sync. Last actual messages were received on sunday, 10-th o… --- ## [Send us logs to debug connectivity issues in filtered networks like public hotspots, Iran, China, or Russia](https://support.delta.chat/t/send-us-logs-to-debug-connectivity-issues-in-filtered-networks-like-public-hotspots-iran-china-or-russia/5258)
**Author:** [@missytake](https://support.delta.chat/u/missytake)\ **Replies:** 0\ **Last updated:** [May 13, 2026, 12:55pm UTC](https://support.delta.chat/t/send-us-logs-to-debug-connectivity-issues-in-filtered-networks-like-public-hotspots-iran-china-or-russia/5258 "2026-05-13T12:55:11Z")
Depending on the relays used, there are currently connectivity issues for some users in filtered or restricted networks. VPNs are often another way of restoring connectivity; by allowing diverse ways to connect via self-… --- ## [Delta chat calls and gmail](https://support.delta.chat/t/delta-chat-calls-and-gmail/5161)
**Author:** [@Feryos](https://support.delta.chat/u/Feryos)\ **Replies:** 4\ **Last updated:** [May 13, 2026, 7:06am UTC](https://support.delta.chat/t/delta-chat-calls-and-gmail/5161 "2026-05-13T07:06:28Z")
I tried using a call between two devices with gmail relays. It worked once (though with a delay), but after that I could only accept the call — no actual connection was established, and then the call would just drop. Cou… --- ## [My account cannot connect to the server, it shows that it is connecting \[works on desktop and Android&VPN\]](https://support.delta.chat/t/my-account-cannot-connect-to-the-server-it-shows-that-it-is-connecting-works-on-desktop-and-android-vpn/5169)
**Author:** [@Vic](https://support.delta.chat/u/Vic)\ **Replies:** 15\ **Last updated:** [May 13, 2026, 2:26am UTC](https://support.delta.chat/t/my-account-cannot-connect-to-the-server-it-shows-that-it-is-connecting-works-on-desktop-and-android-vpn/5169 "2026-05-13T02:26:44Z")
Hello, I have a problem. The account on my Android phone keeps showing up connected and can’t receive or send messages. This problem didn’t arise before. I suspect that because of my location, I am located in Chinese mai… --- ## [Delay in messages and Crash Report \[targetSDK=36 requires all of the permissions FOREGROUND\_SERVICE\_CAMERA\]](https://support.delta.chat/t/delay-in-messages-and-crash-report-targetsdk-36-requires-all-of-the-permissions-foreground-service-camera/5251)
**Author:** [@marcarand](https://support.delta.chat/u/marcarand)\ **Replies:** 1\ **Last updated:** [May 12, 2026, 5:22pm UTC](https://support.delta.chat/t/delay-in-messages-and-crash-report-targetsdk-36-requires-all-of-the-permissions-foreground-service-camera/5251 "2026-05-12T17:22:33Z")
Hello! I was having some kind of delay with the reception of messages, first in Delta Chat app and same in Arcane Chat app now. But, today I see a Crash Report. I dont know if the same problem. But here the report… I hav… --- ## [Reset vCard as well?](https://support.delta.chat/t/reset-vcard-as-well/5242)
**Author:** [@session](https://support.delta.chat/u/session)\ **Replies:** 5\ **Last updated:** [May 11, 2026, 2:34pm UTC](https://support.delta.chat/t/reset-vcard-as-well/5242 "2026-05-11T14:34:33Z")
We can rest the invite QR Code but this seems to have no effect on exported vCard, they still work after the QR Code was rested… Is there a way to reset vCard as well? --- ## [E-mails from Protonmail \[receive\_imf\_inner errors\]](https://support.delta.chat/t/e-mails-from-protonmail-receive-imf-inner-errors/4117)
**Author:** [@pichsi](https://support.delta.chat/u/pichsi)\ **Replies:** 9\ **Last updated:** [May 10, 2026, 4:45am UTC](https://support.delta.chat/t/e-mails-from-protonmail-receive-imf-inner-errors/4117 "2026-05-10T04:45:28Z")
I’ve been using DC most of all with my regular e-mail address. For me DC has been an e-mail client (95%). I don’t receive encrypted (with my public gpg key) e-mails from @protonmail. I need to use other clients to real… --- ## [Cannot connect via iOS \[from China?\]](https://support.delta.chat/t/cannot-connect-via-ios-from-china/5136)
**Author:** [@yao](https://support.delta.chat/u/yao)\ **Replies:** 5\ **Last updated:** [May 9, 2026, 7:35pm UTC](https://support.delta.chat/t/cannot-connect-via-ios-from-china/5136 "2026-05-09T19:35:38Z")
iOS的delta崩溃了？为什么还不修复？一直连接不上 delta崩溃了？为什么还不修复？一直连接不上，一直收不到消息，发不了消息，什么时候能修复？版本是v2.49.1 --- ## [Source code of public bots](https://support.delta.chat/t/source-code-of-public-bots/5159)
**Author:** [@Erfan](https://support.delta.chat/u/Erfan)\ **Replies:** 2\ **Last updated:** [May 8, 2026, 8:27pm UTC](https://support.delta.chat/t/source-code-of-public-bots/5159 "2026-05-08T20:27:38Z")
where is the source code in https://deltachat-bot.github.io/public-bots/#/home ? just we have chat an share button --- ## [How to become mutual contacts from meeting in a group](https://support.delta.chat/t/how-to-become-mutual-contacts-from-meeting-in-a-group/5184)
**Author:** [@Martin](https://support.delta.chat/u/Martin)\ **Replies:** 2\ **Last updated:** [May 6, 2026, 9:25pm UTC](https://support.delta.chat/t/how-to-become-mutual-contacts-from-meeting-in-a-group/5184 "2026-05-06T21:25:00Z")
Hi Peeps, I think this must be obvious to you all but I can’t see the mechanism despite having done similar for a family group. I’m trying to create a group to invite people in to chat, none previously know each other, … --- ## [Calls in private chats](https://support.delta.chat/t/calls-in-private-chats/5178)
**Author:** [@artemchik12](https://support.delta.chat/u/artemchik12)\ **Replies:** 2\ **Last updated:** [May 6, 2026, 6:18am UTC](https://support.delta.chat/t/calls-in-private-chats/5178 "2026-05-06T06:18:43Z")
It would be great if we can call each other if possible Expected behavior Actual behavior Example Images --- ## [Notification problems on android \[14, Samsung\]](https://support.delta.chat/t/notification-problems-on-android-14-samsung/5170)
**Author:** [@5tga2k6qy](https://support.delta.chat/u/5tga2k6qy)\ **Replies:** 2\ **Last updated:** [May 5, 2026, 9:15am UTC](https://support.delta.chat/t/notification-problems-on-android-14-samsung/5170 "2026-05-05T09:15:38Z")
I’m trying to migrate some contacts to delta chat, but what’s blocking is that some people don’t get the notification on android until they open the app. We’re all on the latest delta chat version. I don’t have the probl… --- ## [Looking for support community in Delta Chat](https://support.delta.chat/t/looking-for-support-community-in-delta-chat/5158)
**Author:** [@Erfan](https://support.delta.chat/u/Erfan)\ **Replies:** 2\ **Last updated:** [May 5, 2026, 1:58am UTC](https://support.delta.chat/t/looking-for-support-community-in-delta-chat/5158 "2026-05-05T01:58:37Z")
we don’t have any community in nine.testrun.org or…? --- ## [Without a way to disable encription , thinking of switching to another app](https://support.delta.chat/t/without-a-way-to-disable-encription-thinking-of-switching-to-another-app/3847)
**Author:** [@pproj](https://support.delta.chat/u/pproj)\ **Replies:** 6\ **Last updated:** [May 4, 2026, 8:50am UTC](https://support.delta.chat/t/without-a-way-to-disable-encription-thinking-of-switching-to-another-app/3847 "2026-05-04T08:50:49Z")
Hello everybody,. is there any way to completey disable encryption of produced Messages in newer versions? I would be a real killer feature. I switched to Deltachat few years ago to be able to work with my messages no… [Previous page](https://support.delta.chat/c/help/5.md?page=2) [Next page](https://support.delta.chat/c/help/5.md?page=4)