If you want to modify the nickname notes for your friends, you can follow the steps below to make the changes:
1. Click on the avatar of your friend’s account to open their personal homepage
2. Click the button in the upper right corner
3. Select ‘Edit Name’
4. Enter the nickname you want to leave a note with
After the modification is successful, you can directly search for this friend in the search box of your friend list or chat list according to the name in your notes.