1sudo iwconfig wlan0 mode monitor && iwconfig
via airmon
1airmon-ng start wlan0
wlan0mon here is your wifi in monitor mode. To disable, run airmon-ng stop wlan0mon
iwlist scanwash -i wlan0mon --ignore-fcsairodump-ng wlan0mon1iwlist scanning
or
1airodump-ng wlan0
1airmon-ng start wlan0