16 GB RAM

Is it possible to change the processor of an HP Envy? The current one is an (just reading from the 'systems' page on windows) Intel(R) Core(TM) i7-8550U CPU @ 1.80 GHz 1.99 GHz. It's 8th Generation If not, is it possible to somehow upgrade my computer? I have 16 GB of RAM, but I'm not sure...

Since I will become a student, I will need a better laptop. Especially for music production purposes. My budget is Under $1500. After doing some research, I found out that most of the laptops are focussed on gaming. I rather save those extra bucks for a better battery :/. I dont want a mac. Im...