Be careful, the new audio driver (Realtek_AudioDriver_Win7-10_V6018158_20170607) has again no echo cancellation. I had already in the end of 2015 this problem, then after several months ASUS finally add the echo cancellation to the audio driver. So ...
Since Bios version 2202 (including now 3007), the boot override to boot manually from USB is not working anymore. I need to do a workaround with selecting only the usb drive in the boot-list, that's somewhat annoying.