How to factory reset Netgear D7800 router – Default Login & Password

The Netgear D7800 router has Gigabit WiFi, 4 Gigabit ETH-ports and 0 USB-ports. It has a total combined WiFi throughput of 2600 Mpbs.
It is also known as the Netgear AC2600 Nighthawk X4S VDSL/ADSL Modem Router.
How to factory reset Netgear D7800 - Default Login & Password

Netgear D7800 default Password , Login & Gateway settings :

If you have performed a reset of your D7800 device or not changed the defaults, you
should
be able to access it with the following settings
Default username: admin
Netgear router default password list
Default password: password
Default subnet mask: 255.255.255.0

How to factory reset (hard reset) Netgear D7800 :

You can factory reset your Netgear D7800 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 D7800 router specifications :

System specs
CPU: 1.4 GHz
RAM: 256 MiB
Flash: 128 MiB
Custom firmwares: OpenWrt
Connectivity
WiFi: Gigabit (abgn+ac)
WiFi bands
2.4GHz & 5GHz
WiFi throughput: 2600 Mpbs
WAN
1 x Gigabit port
ETH
4 x Gigabit ports
USB-ports: 0