Operating steps:
1, after opening "National K Song";
2. Click the "My" option in the lower right corner;
3. Click on the small symbol behind "Set your own personal signature";
4. Click the "Nickname" option;
5. Enter the nickname you want to modify again;
6. Finally, click the Finish option to modify the nickname.
Secondly, the method of modifying personalized signature is basically the same as the above steps. You can click View to modify it.