If you turn off read receipts, you will not see read receipts from other people. Read receipts are always sent for group chats and play receipts for voice messages. You cannot disable this feature. [1] X Research source
In a group chat or broadcast message, the check marks will turn blue when every participant has read your message.
If you turn off read receipts, you will not see read receipts from other people. Read receipts are always sent for group chats and play receipts for voice messages. You cannot disable this feature. [2] X Research source
The check marks will turn blue in a group chat or broadcast message when everyone has read your message.