If you want your vehicle to be indestructible, put this in the vehicle's Init field: this allowDamage false;
You must be logged in as an Admin . Open the Debug Console. Type: player allowDamage false; 6 arma 3 god mode command
Your character will now be invincible when the mission starts. If you want your vehicle to be indestructible,
Click (Note: This may be disabled by some server security settings/mods). 6 arma 3 god mode command
God mode usually prevents death from falls, but high-velocity impacts can still cause "ragdoll" glitches.
Some missions have scripts that forcefully re-enable damage; if you find you are dying anyway, a mission script might be overriding your command.
To make all AI units in your group invincible, use this script in the Debug Console: {_x allowDamage false} forEach units group player;