Galaxy S20 dark mode can significantly reduce your eye strain when using the phone. It may also slightly save battery for Galaxy S20. This Galaxy S20 guide explains what Galaxy S20 dark mode is, how to use and customize the dark mode on Galaxy S20, and how to force all apps to use dark mode on Galaxy S20. Galaxy S20 dark mode works identically on Galaxy S20, S20+, and S20 … [Read more...] about How to use and force Galaxy S20 dark mode?