# Read-confirmation non reliably received

**URL:** <https://forum.delta.chat/t/read-confirmation-non-reliably-received/1728>\
**Category:** Mutual Help\
**Created:** [June 16, 2021, 1:25pm UTC](https://forum.delta.chat/t/read-confirmation-non-reliably-received/1728 "2021-06-16T13:25:21Z")\
**Posts on this page:** 8\
**Page:** 1

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**Author:** ![Hans1](https://forum.delta.chat/letter_avatar_proxy/v4/letter/h/e68b1a/32.png) [@Hans1](https://forum.delta.chat/u/Hans1)\
**Post date:** [June 16, 2021, 1:25pm UTC](https://forum.delta.chat/t/read-confirmation-non-reliably-received/1728/1 "2021-06-16T13:25:21Z")

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DC 1.20.5  
Android 10  
Samsung S9  
email-Provider GMX

I just use DC in one single chat with one person.  
Transmission confirmation is reliable.

I don’t receive reliably a read-confirmation from the other side. Sometimes a read-confirmation arrives a day after my chatpartner had answered my message (indicating he had read it), Sometimes I never get it.  
I checked the email-communication and know, that the corresponding confirmation email did not arrive at my place.

On the other side, I sometimes receive a double confirmation on one single message. It might be coupled with the situation, if a picture was included.

My communication partner uses the same email-provider and a DC 1.20.2 client.

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**Author:** ![link2xt](https://forum.delta.chat/user_avatar/forum.delta.chat/link2xt/32/1971_2.png) [@link2xt](https://forum.delta.chat/u/link2xt)\
**Post date:** [June 16, 2021, 1:27pm UTC](https://forum.delta.chat/t/read-confirmation-non-reliably-received/1728/2 "2021-06-16T13:27:11Z")

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> [@Hans1](#):
>
> My communication partner uses the same email-provider and a DC 1.20.2 client.

Is it Android too, or Desktop/iOS?

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<div class="post-metadata">

**Author:** ![Hans1](https://forum.delta.chat/letter_avatar_proxy/v4/letter/h/e68b1a/32.png) [@Hans1](https://forum.delta.chat/u/Hans1)\
**Post date:** [June 16, 2021, 1:28pm UTC](https://forum.delta.chat/t/read-confirmation-non-reliably-received/1728/3 "2021-06-16T13:28:08Z")

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also Android

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<div class="post-metadata">

**Author:** ![Hans1](https://forum.delta.chat/letter_avatar_proxy/v4/letter/h/e68b1a/32.png) [@Hans1](https://forum.delta.chat/u/Hans1)\
**Post date:** [June 16, 2021, 2:49pm UTC](https://forum.delta.chat/t/read-confirmation-non-reliably-received/1728/4 "2021-06-16T14:49:35Z")

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To add on, the latest observation:  
Again, on receiving an answer, I contemporaneously received all _ **read** _confirmations from all messages of the last 24hours in a bunch. Despite they had been read many hours before.

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<div class="post-metadata">

**Author:** ![Hans1](https://forum.delta.chat/letter_avatar_proxy/v4/letter/h/e68b1a/32.png) [@Hans1](https://forum.delta.chat/u/Hans1)\
**Post date:** [June 16, 2021, 10:25pm UTC](https://forum.delta.chat/t/read-confirmation-non-reliably-received/1728/5 "2021-06-16T22:25:02Z")

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Tonight, confirmations came along with a reply of my chat partner. So that might have worked OK.  
The point is: I do not reliably receive Read-confirmations after my chat partner read the message with DC on an Android phone… Sometimes they come quiet soon, some times they are delayed by some hours or a day,  
I cannot recognize a systematic. Possibly there is some coupling with the time, when the chatpartner sends a message.

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**Author:** ![Hans1](https://forum.delta.chat/letter_avatar_proxy/v4/letter/h/e68b1a/32.png) [@Hans1](https://forum.delta.chat/u/Hans1)\
**Post date:** [June 17, 2021, 10:47am UTC](https://forum.delta.chat/t/read-confirmation-non-reliably-received/1728/6 "2021-06-17T10:47:25Z")

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@link2xt  
OK, there is no coupling between sending a read-confirmations and sending a message. Today, I receive read-confirmations shortly again, without a message.

So it is just unpredictable, there are phase, when confirmations are released at once and others when they are delayed by hours or a day.

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<div class="post-metadata">

**Author:** ![Hans1](https://forum.delta.chat/letter_avatar_proxy/v4/letter/h/e68b1a/32.png) [@Hans1](https://forum.delta.chat/u/Hans1)\
**Post date:** [June 25, 2021, 10:16am UTC](https://forum.delta.chat/t/read-confirmation-non-reliably-received/1728/7 "2021-06-25T10:16:04Z")

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@link2xt  
So I have to state, we could not unwind the temporal unreliability of the ReadConfirmation, as right now it works fine.  
Thank You for discussion and input  
best regards  
Hans

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**Author:** ![r10s](https://forum.delta.chat/user_avatar/forum.delta.chat/r10s/32/1513_2.png) [@r10s](https://forum.delta.chat/u/r10s)\
**Post date:** [October 6, 2026, 3:02pm UTC](https://forum.delta.chat/t/read-confirmation-non-reliably-received/1728/8 "2026-10-06T15:02:22Z")

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