1.壓縮文件addons放在Left 4 Dead 2 Demo\left4dead2\下
2.打開遊戲
3.建立遊戲，單機或者聯機
4.輸入以下命令到控制台:
plugin_cvar sb_all_bot_team 1
plugin_allow_remote_commands 1
5.變成感染者,在控制台輸入:
set_infected 1
6.變成主角,在控制台輸入:
set_infected 0
7.你可以設置一個玩家是感染者還是主角:
plugin_set_infected <他的ID> <0 = make survivor, 1 = make infected>
8.不想讓他們變換團隊:
plugin_allow_remote_commands 0
9.If you want your clients to spawn themselves by using infected_spawn, and to disable auto-respawning, use this command:
plugin_infected_autorespawn 0
