DChat in Dmail Block or Unblock Users on DChat Estimated reading: 1 minute 63 views You can stop receiving messages, calls, and updates from someone by blocking them. Step 1: Open the personal or group chat you want to clear. Step 2: – Tap on the three vertical dots on the top right corner Step 3: – Click on the “Block” Tab. Step 4: – Your contact will get blocked.Window will appear like this. Step 5: – If you want to “unblock” the contact, click on the Unblock button appearing at the bottom of the window. Your contact will be unblocked.