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Popular Steam Guides Written guides, references, and walkthroughs
FIX for Achievements that did not unlock
by Calmly Frenetic
What to do when completed Portal achievements don't show as unlocked on Steam....
Portal Multiplayer Guide!
by < blank >
What?! Multiplayer in Portal? Yes, that is possible and is actually really simple. On this guide, I will be teaching you how to create a multiplayer server. You will need to know how to open up the developer console. Just right click on Portal, go to prop...
Portal - Full Game Walk Through
by Public Enemy
This is a full game walk through of Portal...
How to Disable the Transmission Received Radios
by Calmly Frenetic
Sick of the extra radios (and loud music) while playing Portal? Option 1 : Modify the volume/music played by the radios. Option 2 : Temporarily remove all the extra radios (in Offline mode)....
Console Commands, Trick for challenge maps, Camera Shy/Final Transmission location and more
by Ov3RT4K3R
Console Commands Trick for challenge maps Camera Shy locations Final Transmission locations Den locations and more...
Least Time Challenges
by Jimo
I will demonstrate how you can complete all of the Least Time challenges in Portal to work towards the Aperture Science Achievement....
Camera Shy (with screenshots)
by Mister Jarate
No description, numbers only...
Weapon Cheats Guide!
by < blank >
This guide will suprise you of how many weapons there is in Portal! You will need to know how to open up the developer console....
Transmission Received Achievement
by lonerunner
This guide is intended to help you easier find all transmissions and set them to their final location where they should receive transmission....
Least Steps Challenges
by Jimo
I will demonstrate how you can complete all of the Least Steps challenges in Portal to work towards the Aperture Science Achievement....