Nikon Firmware Updates (28/02/2017) for D3400 (Ver.1.11) and D5600 (Ver.1.01) Cameras: Connections Between Cameras and the iOS 10.2 Version of the SnapBridge App – Photoxels
Nikon D3400 Triple Lens Parent's Kit | DSLR and 3 interchangeable lens kit designed specifically for new parents
Nikon D3400 and D5600 firmware updates now available: Digital Photography Review
Update New Nikon D3400 Firmware - YouTube
Nikon D3400 Firmware Update Guide
How To Update Nikon Firmware (D3400) // Jasdeep Dhindsa - YouTube
Nikon D3400 vs. Canon EOS Rebel T6 | PCMag
Nikon D3400 Firmware Update Guide
Nikon D3400 Firmware Update Guide
Nikon | Download center | D3400
Nikon released firmware update 1.10 for the D3400 and D500 cameras - Nikon Rumors