Wifi

Raspberry PI

To disable/enable wifi

• sudo iwconfig wlan0 txpower off
• sudo iwconfig wlan0 txpower on

Disable wifi and Bluetooth

• systemctl disable wpa_supplicant
• systemctl disable bluetooth
• systemctl disable hciuart

Add to /boot/config.txt:

Disable WiFi and Bluetooth

• dtoverlay=pi3-disable-wifi
• dtoverlay=pi3-disable-bt

Reboot.