How did Tik Tok write down his friend's name?

Tik Tok writes down the names of friends, and the specific operation steps are as follows.

1, enter Tik Tok, and click the buddy button. As shown in the figure below.

2. Find a friend who needs to modify his notes, go to his homepage, and then click the three buttons in the upper right corner. As shown in the figure below.

3. Click to pop up a page, and click the pen icon. As shown in the figure below.

4. Click Modify Note Name and enter the name of the note to be modified. As shown in the figure below.