Read the full article hereIn Kali Linux 2019.4 the developers created a new 'Undercover' mode that will make the desktop look similar to Windows 10 in order to draw less suspicion.
"Say you are working in a public place, hacking away, and you might not want the distinctive Kali dragon for everyone to see and wonder what it is you are doing. So, we made a little script that will change your Kali theme to look like a default Windows installation. That way, you can work a bit more incognito. After you are done and in a more private place, run the script again and you switch back to your Kali theme. Like magic!"