Maximum Volume is low in comparison to Windows 10?, VivoBook_ASUSLaptop X515EP

You might try adding the grub parameter snd_hda_intel.dmic_detect=0

Grab the SOF binary file:

git clone https://github.com/thesofproject/sof-bin.git

cd sof-bin

sudo mv /lib/firmware/intel/sof* /lib/firmware/intel/sof-backup

sudo mv /usr/local/bin/sof-* /usr/local/bin/sof-backup

sudo ./install.sh v2.2.x/v2.2

Reboot and In your BIOS Settings, ensure that Fast BIOS or Fast Boot is disabled, if you have the option in your BIOS Settings.
Boot into Zorin OS and test.