How do I set my signature?

[MyLittleGLaDOSFalls 26]

How do I set my signature? I have looked in all of the options but I can't find signatures anywhere. Here is what is in My Settings:

Please help!

 

[King 5,625]

Hi there @@MyLittleGLaDOSFalls, you need to be a Muffin (5 posts) before you're able to insert a signature. Shouldn't take too long for you to do

[Venomous 18,813]

Thank you for bringing this to our attention. We have confirmed the issue and were able to resolve it quickly. We will be marking this as closed.