The steps are as follows:

1. Click the avatar on the Douyin personal details page to open the nickname editing interface.

2. Click the nickname position with your finger to open the nickname editing function. Click the "delete key" in the input method to first delete the old nickname.

3. Then click the "Emoji" menu at the top of the input method. You will see many emoticon categories. The system default is to open the emoji category. At this time, we click on the "Kaomoji" category.

4. Pay attention to the "Kaomoji" category. You can see categories such as "Surprised" and "Speechless" at the bottom of the input method interface. Each category contains many personalized symbols for us to choose from. .

5. At this time, we click on one of the "kaomoji". After clicking, the input method automatically closes, and you can see the personalized symbol you just clicked in the nickname position.

6. Now, we click in the middle of the personality symbol, place the cursor there, and then enter text, numbers and other information in the input method that is opened again, you can find that it is possible. This tells us that the personality symbols under "Kaomoji" can be modified again.

7. After entering the new nickname and confirming that there are no problems, click the "Save" button in the upper right corner to complete the editing of the Douyin personalized nickname symbol.