My current windows 10 version ( 18932 ) will not allow me to install Norton Suite from Xfinity. It will not complete installation
Niorton products do no support insider editions of Windows 10!
I do not believe there is a Norton download that will work with any Insider Edition.
New Windows version update today. After installing new update was able to download and install Norton
If you were updated to 1903, as I recently was, norton should download and install OK!