How to hard reset RE220 v1.x router – Default Login & Password

The TP-LINK RE220 v1.x router has Gigabit WiFi, 1 100mbps ETH-ports and 0 USB-ports. It has a total combined WiFi throughput of 750 Mpbs.
How to hard reset RE220 v1.x - Default Login & Password

How to hard reset (factory reset) RE220 v1.x :

You can hard reset your RE220 v1.x with ways bellow
Use web interface :
Open a browser and navigate to the web interface of the router (see default settings below)
In the menu look for System tools and under there find the Factory defaults option
On the Factory defaults page click on the Restore button to perform the reset.
Use RESET/WPS button :
Have the unit powered on
Press and hold the reset (sometimes reset/WPS) button for 10 seconds with a paperclip or other sharp object.
When the SYS led start blinking quickly release the reset button and wait for router to boot back up.

RE220 v1.x default Login & Password, factory settings :

If you have performed a reset of your RE220 v1.x device or not changed the defaults, you
should
be able to access it with the following settings
Default Network name (SSID): TP-Link_Extender
Default subnet mask: 255.255.255.0

RE220 v1.x router specifications :

System specs
CPU: n/a
RAM: 64 MiB
Flash: 8 MiB
Custom firmwares: None
Connectivity
WiFi: Gigabit (abgn+ac)
WiFi bands
2.4GHz & 5GHz
WiFi throughput: 750 Mpbs
WAN
None
ETH
1 x 100mbps port
USB-ports: 0

How to hard reset TP-Link WiFi router