I had to roll back one users High Sierra update, no other way to get the computer to boot... while researching patches I found a lot of people were having simil

I had to roll back one users High Sierra update, no other way to get the computer to boot... while researching patches I found a lot of people were having similar problems with that model Macbook, so I told the user best to skip High Sierra for that computer, and am very leery of trying it on other because of how bad it was.