I maintain and repair my electronic devices when needed. Some hardware vendors are better than other. Some of them publish service manuals for open access, and

I maintain and repair my electronic devices when needed. Some hardware vendors are better than other. Some of them publish service manuals for open access, and even have youtube channels with videos like this: https://www.youtube.com/c/hpsupportadvanced/search?query=ProBook+445+G7 https://www.youtube.com/c/hpsupportadvanced/search?query=Pro...