How do you put a flint in a novelty pistol lighter?

To put a flint in a novelty pistol lighter, first, locate the flint compartment, which is usually found near the base or side of the lighter. Use a small screwdriver or a similar tool to open the compartment. Insert a new flint into the slot, ensuring it fits snugly, then close the compartment securely. Finally, test the lighter to ensure it ignites properly.