Chris Bartram wrote:
IME Lenovo have less blotware than others, to the degree that I don't
bother doing a clean install on them, unlike others, but that isn't hard
to do if you want to.

I'd say Lenovo is the brand that absolutely needs a clean install, due to:
https://en.wikipedia.org/wiki/Superfish

A number of tech people have never-Lenovo policies after this (and the other
rootkit I mentioned).

Theo