Low audio volume even with 100% (Thinkpad X1C6)

Hi @limestree! Welcome to the community! Please do take a few minutes to go over the introductory posts in #start-here when you have the time. They contain lots of useful information.

What hardware do you have? Is it the same laptop @ib54003 has, or something completely different?

Can you both provide output of

lspci -k | grep -i 'audio' -A 4