Operation Mumbai is a wonderful shooting game of gunning down the deadly terrorists in a star hotel and redeeming the hostages.
1) Drag the mouse and place the target over the enemy.
2) Left-click to kill the enemy.
3) Press R to Reload your gun.
4) Press Spacebar to Use or Remove bullet proof.
A context menu should be shown when right-clicking or, on touch devices, long-pressing in the game. This menu especially allows to play in full screen and control the volume.