The Zero W's Bluetooth does not support the proprietary aptX. Your best bet would be to use a separate USB aptX Bluetooth adapter.
(deleted, inaccurate info)
Hopefully someone else will chime in. Searches aren't turning up anything relevant.
Last edited by Fraoch
on Fri Sep 13, 2019 6:04 pm, edited 1 time in total.
Pencoed-made Model 1B, Samsung memory