Understanding fret buzz

Do you want to see a long form video about fret buzz on the guitar?
#shorts

[@artax9683]

Yes! We idiots need all your wisdom please! I try to avoid the death grip on the frets but it seems like I have to really press hard or the strings won't ring clear. And I have 9s on my electrics.

[@waynnesmith]

Yes please, I find my Little finger is just not strong enough. Is it possible to press too hard?