1. First, open the phone, find QQ in the main interface of the phone, and click Enter.

2. Click to enter the QQ main interface, find the "dynamic" option in the interface, and enter the friend interface.

3. Click on the friend dynamic interface, and then click on the background picture in the friend dynamic interface. After clicking, you will enter the background. After entering the backstage mall, find the option in "User-defined pictures" and click.

4. Click the "Custom Picture" option, and a window will pop up at the bottom of the interface. Click the desired option in the window.

5. After clicking "Enter", edit the picture to be used as your personal business card, and then click "OK" in the lower right corner.

6. Click OK and a window will pop up at the bottom of the interface. In the window, find "Also used for data card background" and click.

7. Click the option of "Use in the background of personal data card at the same time" to check whether a custom personal signature is set.

Second, the introduction of QQ personalized signature.

1, QQ personalized signature is an extended function of Tencent QQ chat software. This is a function that Tencent launched in 2005. QQ has a personalized signature list in its personal data set. You can set your own unique personalized signature according to your hobbies and moods.

2. When a friend chats with you, the personalized signature of QQ will be set on the right side of the chat window.

3. In each QQ account, there are personal data settings, user nicknames (that is, names), and more importantly, personalized signatures; QQ users can write down what they have seen and heard. Most of their personal signatures are short, but they are classic quotations or emotional descriptions and inspirational phrases.