Protective film peeling apparatus and method of peeling a protective film using the same

A method of peeling a protective film, the method comprising:

• disposing one side of a peeling tape extending in a first direction on a tape support portion;
• moving a first pressing portion disposed on the one side of the peeling tape in a downward direction to press and fix the one side of the peeling tape to the tape support portion;
• moving a second pressing portion disposed on another side of the peeling tape in the downward direction to press and attach the another side of the peeling tape to one side of a dummy portion of a protective film of a mother panel;
• moving the second pressing portion in an upward direction and moving the tape support portion and the first pressing portion in the upward direction to peel the one side of the dummy portion and a predetermined portion of the dummy portion;
• and
• peeling a remaining portion of the dummy portion by gripping the peeled predetermined portion of the dummy portion with a grip portion.