This are hints that will help if you are stuck and dont know what to do next. They have been asked the most by players on gamemaps and now on workshop.

MAP 1 Passcard

Passcard is in the same room where you spawned. You need to go back to the begining of the map.

MAP 1 Stargate control panel

After meeting with Hammond and Oneal go down to control room. First press radio button. After the conversation press keyboard to activate Stargate. The rest of the buttons can be used at any moment.

MAP 1 Lava room

In this section follow arrows to get to the other side. Lara Croft advise show how to use pillars with two sided ladders which is very hard.

MAP 2 Saferoom opening

To continue you need a mask. First press radio button and wait until conversation is over. Then press metal box near exit door. Now you can leave saferoom.

MAP 2 Oxygen event

After you jump down from container, oxygen will run out and you will start to take damage. You need to quickly refill oxygen. Its in the shop near fireplace. Press and hold on one of the bottles.

MAP 2 Disable mask overlay

When you return to Stargate base press switch near door to disable mask overlay.

MAP 3 Snow world outpost

Tank cut tool is in armory. To access it you need to press few switches. There are two panels near monitoring place. Press switch left to enable light and then switch right to unlock doors. Then in nearby room press keyboard to unlock armory door. Radio on the table activates an easter egg from The thing movie.

MAP 3 Votus club panel

After press and hold event on power box, big screen will show system reboot. When its done press big blue panel to deactivate stargate shield.

MAP 4 Smoked room

First activate radio button, then shoot the fire extinguisher. When fire is out go to stargate room.