This is the penultimate "How To" for Portal 2 - The Final Hours. All the questions will be answered with easy step-by-step instruction. Just follow these simple 5 steps and you will be one of the successful Portal 2 - The Final Hours readers too! 

 

根据第1条中文评测提示制作本文，指南大部摘自《大众软件》2011年6月中旬刊 

Tutorial on how to install Adobe Air for this app since the version that comes bundled with it is very outdated.