4. Go to your Portal directory 5. Enter portal/cfg 6. Put cfg there (It must be a cfg or a rc! Not a txt!) 7. Start the game and scroll !! P.S. The easiest way its the first one and for much speed turn your settings at low (or medium) WARNING!!! The metho

I'll show you how to do ABH in Portal with scripts... A Portal (PRTL) Tutorial in the Other/Misc category, submitted by Greenyred

ABH is the ability to jump backwards and gain incredible, unnatural speed. Hl2 and Eps, Portal 1 - NOT Portal 2, L4Ds, TF2 or Counter-Strikes Gmod has been patched.