How to factory reset Samsung SmartThings Hub v3 (STH-ETH-300) router – Default Login & Password

The Samsung SmartThings Hub v3 (STH-ETH-300) router has Gigabit WiFi, 1 100mbps ETH-ports and 0 USB-ports.
How to factory reset Samsung SmartThings Hub v3 (STH-ETH-300) - Default Login & Password

Samsung SmartThings Hub v3 (STH-ETH-300) default Password , Login & Gateway settings :

If you have performed a reset of your SmartThings Hub v3 (STH-ETH-300) device or not changed the defaults, you
should
be able to access it with the following settings
Default subnet mask: 255.255.255.0

How to factory reset (hard reset) Samsung SmartThings Hub v3 (STH-ETH-300) :

You can factory reset your Samsung SmartThings Hub v3 (STH-ETH-300) 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

Samsung SmartThings Hub v3 (STH-ETH-300) router specifications :

System specs
CPU: 500 MHz
RAM: 128 MiB
Flash: 4096 MiB
Custom firmwares: None
Connectivity
WiFi: Gigabit (abgn+ac)
WiFi bands
5GHz
WiFi throughput: n/a
WAN
None
ETH
1 x 100mbps port
USB-ports: 0