Blocking someone on TalkTalk means you will no longer have interactions with them whether it's through messaging or rooms.
To block a person:
1. Go to that person's profile
2. Tap on the ellipsis icon on the upper right area (it looks like 3 dots)
3. A menu pops up. Select "Block"
They are now blocked from seeing your messages and seeing what rooms you're in. They are also blocked from inviting you to join a room.
To unblock a person:
1. Go to that person's profile
2. You should see a red button to "Unblock". Tap to unblock that person.
Important Note:
After you unblock someone, you will have to follow them again and turn on notifications to receive room invites.
To turn on notifications for the person you are following:
1. Go to that person's profile
2. Tap on the bell icon.