It's a supporter only feature, if you're a supporter then you can change your name once every 30 days.
If you get a supporter subscription (or receive one as a gift), you can change your username here: https://www.newgrounds.com/account/editprofile
Age 19
Joined on 1/12/20
- Level:
- 9
- Exp Points:
- 733 / 900
- Exp Rank:
- 92,629
- Vote Power:
- 5.09 votes
- Rank:
- Civilian
- Global Rank:
- > 100,000
- Blams:
- 0
- Saves:
- 0
- B/P Bonus:
- 0%
- Whistle:
- Normal
- Medals:
- 46
Pingu
Pay for it: https://www.newgrounds.com/supporter