How to change signature?

[Itachi]

I guess I'm just dumb but I've been checking how to change what's in my signature but can't figure out how to change it? I had it on the old NT because it just showed as the link. The full SC player is a bit obnoxious.

 

[Methodical Management]

https://niketalk.com/threads/cant-edit-signature.664347/

I've removed your current signature for you.