1. Open WeChat and click "I"; 2. Click on your avatar; 3. Click "Personal Information" and click "More"; 4. Click "Personal Signature"; 5. Enter the edit box, enter the settings and click "Save" in the upper right corner; 6. Go back to the home page and enter the circle of friends. Personal Signature setting is complete.

WeChat circle of friends refers to a social function on Tencent WeChat, which was launched on April 20, 2002 when the WeChat version 4.0 was updated on KLOC-0/9. Users can post words and pictures through friends circle, and share articles or music to friends circle through other software. Users can "comment" or "like" friends' new photos, and users can only view the comments or likes of the same friend.

Wechat is a free application launched by Tencent on 201110, which provides instant messaging service for intelligent terminals. It was created by the product team of Tencent Guangzhou R&D Center led by Zhang Xiaolong. Wechat supports fast sending of free voice messages, videos, pictures and texts across communication operators and operating system platforms. At the same time, you can also use service plug-ins such as "shake", "drift bottle", "circle of friends", "public platform" and "voice notepad" to enjoy streaming media content through * *.