Spray the glass with warm water to loosen dirt
Apply white vinegar or a glass cleaner
Let it sit for a few minutes
Scrub with a non-scratch sponge or microfiber cloth
Use a baking soda paste for stubborn soap scum
Rinse thoroughly with clean water
Wipe dry with a squeegee or microfiber cloth
Clean the edges and corners with a soft brush or cloth
Repeat weekly to prevent buildup