We have 1 cheats and tips on PC. If you have any cheats or tips for ArmA 3 please send them in here. You can also ask your question on our ArmA 3 Questions & Answers page.
Hold the left Shift button while pressing numpad minus (-) during a Single-Player game to bring up a hidden cheat textbox (This will be invissible). Then enter the code 'endmission' (without the quotes) to complete the current mission.
Credits go to Sanzano, as I used his cheat for arma 2 and tried it in Arma 3.