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Popular Steam Guides Written guides, references, and walkthroughs
How to reduce memory used by your Source game(s)
by Xyzzy_Swe
This guide'll explain how you can get some bytes back, which SteamPipe curiously takes from you just for its base content in the Source 1 games....
How to bake a cake
by Pepe
Perfect for birthdays, this is a great recipe for an easy, foolproof chocolate cake. It’s moist and fudgy and will keep well for 4-5 days....
Terminal Velocity Achievement with details
by MechaLynx
Details on how to get the 'Terminal Velocity' achievement (fall 30k feet) including screenshots and alternate methods....
(60fps) Portal + All Secret Radio Signals + Long Jump Achievement
by Ragarnol
Portal 1 Game Walkthrough with All Secret Radio Signals and Long Jump Achievement. Walkthrough recorded at 1080p 60fps....
FIX for Achievements that did not unlock
by Calmly Frenetic
What to do when completed Portal achievements don't show as unlocked on Steam....
Rattmann Den Locations (Including Secret 6th Chamber)
by ♡ yeah im done, sorry.
This guide will show you all 6 Rattmann Dens In Portal!...
Portal - Full Game Walk Through
by Public Enemy
This is a full game walk through of Portal...
Videoguía de Portal en Español [1080p]
by Soyvideojuegos
Esta es una guía en video para el juego Portal. La guía se encuentra dividida en partes o secciones en los que se avanza hasta el final del juego. El juego se ofrece en la versión original (audio y subtítulos en inglés) y se agregan comentarios...
Aperture Science Achievement Cheating Guide
by Petekaboo
This achievement is no doubt impossible to unlock for most people, but if you want to get them by any means necessary without any third-party programs, this video will show you how to do it. This method only works on Windows & Mac and enabling developer c...
All the challenges
by Xorven
In this place, there are the videos and the objectives of Portal challenges. Achievements to unlock: Basic Science - Rocket Science - Aperture Science Practice is required to earn these achievements. Good viewing ;)...