New Mac OS (M) Operator Setup

` brew install wireshark

brew --cask install wireshark-chmodbpf `

You need to dissociate from any AP before initiating the scanning: Turn off WIFI sudo networksetup -setairportpower en0 off

Install pip install howmanypeoplearearound

Download oui.txt This is because howmanypeoplearearound uses an old download address, and the default Python urlopen lacks a User-Agent, causing it to be rejected by IEEE's server as a bot. wget -O oui.txt https://standards-oui.ieee.org/oui/oui.txt

Run howmanypeoplearearound

Turn on WIFI sudo networksetup -setairportpower en0 on