Put ClassicThemeTray.exe into C:\Classicģ. To enable the Windows Classic theme (which is more properly should be called the absence of themes) you would need a program that can switch the Classic theme from a command line, such as ClassicThemeTray or equivalent.Ģ.
Thanks to Explorer Patcher, the Windows 11 shell is now compatible with Classic theme.
Here is a tutorial on how to use Windows Classic theme and classic workflow on Windows 11.
