Send a text message saying that others add me as a friend.

(a) the meaning of this sentence exists in two situations:

1. The other party has been deleted by me. You can decide whether to add the other party as a friend according to the situation.

2. The other party added me as a friend, but I didn't add the other party as a friend.

(b) generally appear in the window to chat with strangers.

1. Log in to QQ on the computer and click "Contact";

2. In "Strangers", click to open the dialogue window of one of the strangers, and you will see this text prompt.

3. Or suddenly receive a message from a stranger, or you can see it in the window where you talk to strangers.