Before you can start the installation process, you’ll have to choose the right tinting film for your car — and there’s more to it than picking the first film you find. First, put the application spray on the window you’re about to tint. Private Eyes Window Tint Instructions - Car Window Glass Tinting Spray the inside of the glass generously. How to install car tinted window film . Make sure the window is down 2 inches, and carefully lift the film from the outside of the glass and apply the wet adhesive against the inside glass. Then, taking your time, start applying the tint inch by inch, starting at the bottom. Slip the bottom of the film underneath the window gasket. Squeegee the film onto the window, pushing bubbles out to the edges. Car window tinting (not to mention other types of tinting) offers a huge range of benefits to help you protect your property, possessions, and people. When applied to window glass, our bullet proof film protects you from outside threats suc...