Thank. You observation seems correct. I have the same impression. I have not realized this while buy otherwise I would not have bought with Window 10. Linux seems good option but I am an Power System Engineer and most of the software are window based and do not support linux.
I am having some issues while booting from USB window 8 bootable. I have Asus x541u laptop with preinstalled window 10 OS.
I personally do not like window 10 so decided to install window 8. The USB bootable is in working condition as checked on other laptop.
When it start booting from...