Graaltuber Help from Josh Graal, your new friend.

Create a Profile Picture\
-Use any Photo Editor you can get your hands on, you could even just use Powerpoint or Keynote on your PC
-How to upload your Profile Picture to youtube: http://goo.gl/qAyFxG

How to make Channel Art\
-Again, use any Photo Editor
-How to upload your Channel Art: https://goo.gl/ZvgZKn

How to make a nice description of your channel\
-Navigate to your Channel and go to the "About" Page, you can edit everything from there. [Use a Computer Preferably]