How to factory reset Buffalo WSR-1166DHP router – Default Login & Password

The Buffalo WSR-1166DHP router has Gigabit WiFi, 4 Gigabit ETH-ports and 0 USB-ports.
How to factory reset Buffalo WSR-1166DHP - Default Login & Password

Buffalo WSR-1166DHP default Password , Login & Gateway settings :

If you have performed a reset of your WSR-1166DHP device or not changed the defaults, you
should
be able to access it with the following settings
Default Network name (SSID): Buffalo-A-XXXX,Buffalo-G-XXXX
Default subnet mask: 255.255.255.0

How to factory reset (hard reset) Buffalo WSR-1166DHP :

You can factory reset your Buffalo WSR-1166DHP in the following way(s)
1. When the router is on, press the button reset and hold for 30 seconds.
2. While holding down the button reset, turn off the power of the router and hold down the button reset for 30 seconds
3. While holding down the button reset, turn on the power to the unit again and hold for another 30 seconds

Buffalo WSR-1166DHP router specifications :

System specs
CPU: 880 MHz
RAM: 128 MiB
Flash: 16 MiB
Custom firmwares: None
Connectivity
WiFi: Gigabit (abgn+ac)
WiFi bands
2.4GHz & 5GHz
WiFi throughput: n/a
WAN
1 x Gigabit port
ETH
4 x Gigabit ports
USB-ports: 0