How to factory reset Netgear Nighthawk M5 Fusion (MR5000) router – Default Login & Password

The Netgear Nighthawk M5 Fusion (MR5000) router has Gigabit WiFi, N/A ETH-ports and 0 USB-ports.
It is also known as the Netgear Nighthawk 5G Mobile Hotspot.

Netgear Nighthawk M5 Fusion (MR5000) default Password , Login & Gateway settings :

If you have performed a reset of your Nighthawk M5 Fusion (MR5000) device or not changed the defaults, you
should
be able to access it with the following settings
Default Network name (SSID): ATT-WIFI-XXXX
Default username: attadmin
Netgear router default password list
Default subnet mask: 255.255.255.0

How to factory reset (hard reset) Netgear Nighthawk M5 Fusion (MR5000) :

You can factory reset your Netgear Nighthawk M5 Fusion (MR5000) in the following way(s)
With the reset button
Have the router powered on (if just booted wait around one minute for it to load)
With a sharp pen or paper clip, press down the Restore Factory Settings button and hold it for about 7 seconds
When the power light starts to blink you can release the reset button and wait for the router to start up
The power light will be solid (not blinking) once the router is started.

Netgear Nighthawk M5 Fusion (MR5000) router specifications :

System specs
CPU: n/a
RAM: 1024 MiB
Flash: 8192 MiB
Custom firmwares: None
Connectivity
WiFi: Gigabit (abgn+ac)
WiFi bands
2.4GHz & 5GHz
WiFi throughput: n/a
WAN
None
ETH
None
USB-ports: 0