auto wlx502b73d50a69
iface wlx502b73d50a69 inet dhcp
wireless-essid JHotel
i use above to set up wireless connection in stretch
but often link/level is low (about 30) according to xosview
and connection can be easily lost
if link/level is about 50, connection is stable
buster has same problem
ubuntu can easily connect above link/level 60, it's stable