After starting the game, click on the round button at the top left to open the menu mod with the following options:
If after tuing on the last two points you cannot go through any stage, then tu them off and go through the problem area.
Survive in a post-apocalyptic world
In State of Survival: The Walking Dead Collaboration the infection spreads with incredible speed, and already the whole country was infected with virus, which made dangerous monsters out of humanity. They rule the earth and do whatever they want. You managed to remain a normal person and now you need to gather armies of heroes to lead them to this grand victory. Show courage of character and get yourself friends to get help at any time you need. Shoot tons of enemies in State of Survival, travel through apocalyptic locations and collect more resources. Enjoy the new style of survival strategy and don't forget to keep an eye on the perimeter where you can face the bosses. Never forget that enemies are nearby and they are watching.