I’ve discovered that sometimes after been sleeping or hibernating for sufficiently long, my Zephyrus G14 laptop will resume with speaker audio becoming very quiet and tinny.
The issue resolves after a restart. Headphone audio is not affected. IMO, it sounds as if the output turned into “line out” mode.
I’ve tried making sure my drivers are up to date: https://rog.asus.com/laptops/rog-zephyrus/rog-zephyrus-g14-2025/helpdesk_download/