Enable Dark Theme for File Explorer

This tip applies to Windows 10 version 1809 (October 2018 Update) and newer.

Here’s a quick tip for anyone using Windows 10 Version 1809 (or newer) and who likes the dark Windows theme. Beginning in Windows 10 October 2018 Update (version 1809) you have the option using a the Dark app mode than will make your Windows 10 File Explorer open with a dark theme, like this:

And it’s easy to switch from light to dark and back to light again, here’s how to do it:

1. Open Settings (right-click the start button, click on Settings)
2. In Settings, click on “Personalization”
3. In “Personalization” under “Colors” and under “Choose your default app mode” select “Dark”

Now close Settings and open File Explorer. You should see the dark File Explorer theme.