1, as you can see. It was the other side that blacklisted you, but I can't see that it was the other side that blacklisted you again.

2, invisible and blacklisted, so that when they look at you, you can see each other, that is, they are not blacklisted at this time.

Deleting friends is simple. After clicking delete yourself, you won't know that you have deleted him from the address book unless you send him a message. But the other party can resend "Add Friend Request" frequently and continuously. At this time, you can regard it as harassment or persistence. People are often compassionate. If you don't insist, you may add it back.

Deleting and blackmailing friends is like shutting the other person out, but deleting leaves him a small window where he can beg for mercy and admit his mistake; And pulling black means that you are completely closed to him. He won't contact you unless you take the initiative.