If you scan the "Best Sellers" list for webcams on Amazon right now, you’ll see 4K glory, auto-focus wizardry, and glass lenses. But usually sitting comfortably in the top 20 is a chunk of plastic from 2011: the Logitech C270.
However, to access specific settings like manual focus, exposure, and color balance, you may need to install dedicated Logitech Support software . Official Driver & Software Downloads logitech camera driver c270