Pre-wash the windows from top to bottom with a cleaning solution made of warm water and liquid dish soap. Dry. Wipe down the window frame with a paper towel or microfiber cloth.

Cleaning windows effectively is challenging when trying to achieve a streak-free finish. Our experts have put together a step ...

A splatter of cooking grease here, a cute dog nose smudge there—our windows are dirt magnets. And we hate to break the news to you, but there’s a good chance that you’re cleaning yours wrong.