To start using iTunes dark mode, here are the steps for Windows 10 or 11 users to follow: Step 1: Look for the Settings of your Windows computer. Windows 11 Windows 10 32/64 bit file size: 171 MB filename: iTunes64Setup.exe main category: iPod Tools. This is because the Windows computer comes with a built-in dark mode that turns into black and also changes the colors of its text into something bright.