?Easy installation? Clean the surface laptop privacy screen and ensure it is dust-free, align the product to the screen, gently press over on the frame to remove the bubbles, and let the silicone adhere to the frame. Please feel free to contact us if you have any questions about the product or our service. ?Perfect for travel and open workspaces? Surface laptop privacy screens are suitable for a variety of public places, business meetings, open-style offices, financial institutions, cafes, airplanes, trains, etc., protect your sensitive information, your passwords, personal content, etc., which might be leaked. ?Anti-blue light feature?Not only protects your privacy but also blocks 35% of the harmful blue light from 380~490nm, relieves the fatigue of the eyes, and helps you sleep better. This Magnetic Privacy Screen Filter also helps keep your screen safe from dust and scratches. ?Bubble Free Silicone Design?The latest black frame silicone seal design is easy to install and remove, and 100% bubble-free. The screen protector for the Surface Laptop Privacy Screen 13.5. ?Professional Design? Specifically designed privacy screen protector for Microsoft Surface Laptop 5 13.5 (2022)/Microsoft Surface Laptop 4/ Laptop 3 13.5-inch (2019) / Surface Laptop 2/1 (2018 2017 release) 13.5 inch, Pre-cut to fit your screen exactly (NOT For Surface Book nor Surface Pro).