Block a contact
- Idź do Przyjaciele tab, and tap your friend’s name who you want to block.
- Uzyskiwać Settings > Block > Block (double check).
Unblock a contact
- Tap your profile on the upper left of your screen.
- Uzyskiwać Setting > Prywatność > Block list
- Choose the friend you want to unblock from your blacklist and tap Unblock.