An open source alternative to manage your ROG Zephyrus G14: Supports changing Fan Profile, rebind most keys (including ROG Key), and changing Windows' Power Options
Although it looks like it is missing the SSDT table, the DSDT looks identical asides from the location of the TPM modules. I will update the README to reflect compatibility.
Here's DSDT made with SSDTTime, don't know how to make SSDT from it though. GA401IH-DSDT.zip