sound hardware

Hello everyone. I am the happiest person to have concluded to move away from windows completely without thinking of the downside (because I didn't try out running a VM :-) ). Did a few researches and settled for pop_OS! After my installation, everything worked fine except the sound, I have...

In greater detail, I am in need of advice/input/knowledge regarding hardware. This is a very technical thing I have to investigate to write about and write a white paper on the intersectional relationship between economics, financial standards of lower incomes, urban and suburban noise polution...