QTTabBar is a popular Explorer extension that adds tabs and visual styles. It also includes a option.
If "Dark Grey" isn't enough and you truly want to change the File Explorer background color to something specific (like a pitch black or high-contrast alternative), Windows has a hidden trick called High Contrast Mode. Change File Explorer Background Color Windows 10 WORK
While Microsoft does not provide a direct setting to pick a custom color for the File Explorer background, you can achieve this through built-in system modes, registry adjustments, or specialized third-party tools. 1. Built-in Dark and Light Modes QTTabBar is a popular Explorer extension that adds