What do the symbols next to a message mean?

message sending
Message Sending

The message is being sent to the server. If this status lasts for more than a few seconds, there might be a connection problem. In this case, the message will stay in queue and will be sent as soon as the connection is up again.

message sent
Message Sent

The message was successfully delivered to the server, and a push notification was sent to the recipient, if necessary.

message delivered
Message Delivered

The message was successfully delivered to the recipient's device, it has not yet been opened by the recipient, but a push notification was displayed.

message read
Message Read

The message has been read by the recipient. If the recipient has disabled read receipts, this status will not be returned.

Senden fehlgeschlagen
Send Fail

The message could not be sent. This can happen, for example, when the network connection is interrupted during a file transfer.

user acknowledgement
Like
user acknowledgement
Not Like

Self explanatory

What do the symbols next to a message mean?
message sending
Message Sending

The message is being sent to the server. If this status lasts for more than a few seconds, there might be a connection problem. In this case, the message will stay in queue and will be sent as soon as the connection is up again.

message sent
Message Sent

The message was successfully delivered to the server, and a push notification was sent to the recipient, if necessary.

message delivered
Message Delivered

The message was successfully delivered to the recipient's device, it has not yet been opened by the recipient, but a push notification was displayed.

message read
Message Read

The message has been read by the recipient. If the recipient has disabled read receipts, this status will not be returned.

Senden fehlgeschlagen
Send Fail

The message could not be sent. This can happen, for example, when the network connection is interrupted during a file transfer.

user acknowledgement
Like
user acknowledgement
Not Like

Self explanatory