Invitation Settings is a feature whether to receive invitations from another user's room.
▼ Tap the cogwheel button on the top right, and change settings in [Invitation].
▼ [Accept All] is receiving invitations from all users. In contrast, [Refuse All] is denying all invitations from all users.
▼ If you set it as [Following], you can only receive invitation from who you follow.
Change the "Room Invitation" settings depending on your situation, and enjoy WORLD!