This is the tiny scripting file changed by me. But it will make your SDK launcher more refined and beautiful.
Read How To Install here:
Unpack here: (your local disc)\Steam\steamapps\common\portal 2\bin\sdklauncher
For example it can be:
"D:\Steam\steamapps\common\portal 2\bin\sdklauncher" or
"C:\Steam\steamapps\common\portal 2\bin\sdklauncher"
