jean-louis@laptop-jl:~$ sudo smbios-wireless-ctl --info
Libsmbios version : 2.2.28
smbios-wireless-ctl version : 2.2.28
Wireless Info:
	Hardware switch supported
	Hardware switch is On
	WiFi Locator not supported
	Wireless Keyboard not supported
	NVRAM Size: 256 bytes
	NVRAM format version: 1

Radio Status for WLAN:
	WLAN enabled at boot
	WLAN supported
	WLAN enabled
	WLAN installed
	WLAN boot-time wireless switch setting not present
	WLAN runtime switch control currently enabled
	Status Code: 0

Radio Status for Bluetooth:
	Bluetooth enabled at boot
	Bluetooth supported
	Bluetooth enabled
	Bluetooth installed
	Bluetooth boot-time wireless switch setting not present
	Bluetooth runtime switch control currently enabled
	Status Code: 0

Radio Status for WWAN:
	WWAN enabled at boot
	WWAN supported
	WWAN enabled
	WWAN installed
	WWAN boot-time wireless switch setting not present
	WWAN runtime switch control currently enabled
	Status Code: 0

Wireless Switch Configuration
	WLAN switch control: on
	Bluetooth switch control: on
	WWAN switch control: on
	switch config: not locked
	WiFi locator: disabled
	WiFi Locator config: not locked
jean-louis@laptop-jl:~$ sudo smbios-wireless-ctl --bt=0
Set runtime settings for Bluetooth

Radio Status for Bluetooth:
	Bluetooth enabled at boot
	Bluetooth supported
	Bluetooth disabled
	Bluetooth installed
	Bluetooth boot-time wireless switch setting not present
	Bluetooth runtime switch control currently enabled
	Status Code: 1
jean-louis@laptop-jl:~$ sudo smbios-wireless-ctl --info
Libsmbios version : 2.2.28
smbios-wireless-ctl version : 2.2.28
Wireless Info:
	Hardware switch supported
	Hardware switch is Off
	WiFi Locator not supported
	Wireless Keyboard not supported
	NVRAM Size: 256 bytes
	NVRAM format version: 1

Radio Status for WLAN:
	WLAN enabled at boot
	WLAN supported
	WLAN disabled
	WLAN installed
	WLAN boot-time wireless switch setting not present
	WLAN runtime switch control currently enabled
	Status Code: 1

Radio Status for Bluetooth:
	Bluetooth enabled at boot
	Bluetooth supported
	Bluetooth disabled
	Bluetooth installed
	Bluetooth boot-time wireless switch setting not present
	Bluetooth runtime switch control currently enabled
	Status Code: 1

Radio Status for WWAN:
	WWAN enabled at boot
	WWAN supported
	WWAN disabled
	WWAN installed
	WWAN boot-time wireless switch setting not present
	WWAN runtime switch control currently enabled
	Status Code: 1

Wireless Switch Configuration
	WLAN switch control: on
	Bluetooth switch control: on
	WWAN switch control: on
	switch config: not locked
	WiFi locator: disabled
	WiFi Locator config: not locked
jean-louis@laptop-jl:~$ sudo rfkill list
1: dell-wifi: Wireless LAN
	Soft blocked: no
	Hard blocked: no
2: dell-bluetooth: Bluetooth
	Soft blocked: no
	Hard blocked: no
3: dell-wwan: Wireless WAN
	Soft blocked: no
	Hard blocked: no
4: phy0: Wireless LAN
	Soft blocked: no
	Hard blocked: yes