I’m trying to use the Intel Dual Band Wireless-AC 8265 board for TX2 NX.
The result for dmesg | grep iwlwifi
showed a few Direct firmware load for iwlwifi-8265-XX.ucode failed with error -2
Needed an extra step: sudo gedit /etc/NetworkManager/NetworkManager.conf
And comment the line #unmanaged-devices=interface-name:wlan0
Save and sudo service network-manager restart