gasket had harden. frost was building up quickly

the gasket peels back to reveal the approx 20 screwsholding gasket and door shelves. removed these. removed old gasket from door panel. new gasket needs to be stretched to get on door panel. align screw holes in door panel with screw holes in gasket. attached back to freezer door. this gasket did not seal securely when closing door. this gasket was installed on a cold day in a garage and may become more flexible as it warms up.