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Open the "Explore" software on the mobile phone desktop.

2

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On the homepage of the software, click "Message".

three

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In the chat list, select a friend, and then click Open.

four

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In the message box of the chat window, enter the password "Open Blind Box" and click "Send". This code word means that the other party will not date. If the other party says goodbye, it is an appointment, and vice versa.