"Installation: download file: q2base1.pk4,q2base1_video.pk4,q2base1_ t.pk4 quake4 ver1.4.2 Extract the .pk4 file into q4base and the batch file into your Quake4 folder quake4/ is. start Q2Episode1.bat>start new game or Start Game>MOD>Q2Episode1>start new game and have fun! p.s. if not download q2base1_video.pk4 not start new game!!! ctrl + alt + ~ > map base1"