RE4100W
N600 Dual-Band Wireless Range Extender

The Linksys RE4100W router has 300mbps WiFi, 1 100mbps ETH-ports and 0 USB-ports.
It is also known as the Linksys N600 Dual-Band Wireless Range Extender.

Quick links:
Default password/Login
Login instructions


RE4100W router specifications (specs)

System specs
CPU: 580 MHz
RAM: 64 MiB
Flash: 8 MiB
Custom firmwares: None
Connectivity
WiFi: 300mbps (abgn)
WiFi bands: 2.4GHz & 5GHz
WiFi throughput: n/a
WAN: None
ETH: 1 x 100mbps port
USB-ports: 0

Linksys RE4100W review (quick overview)

Here is the quick comparison of how the Linksys RE4100W compares to other routers on our site:

Average 33/100
Editor 80/100
WiFi 6/100
Hardware 13/100
Current price $39.99

For a full list of routers and how they compare to the RE4100W, check the Router Buying Guide which will help you buy the most price-competitive router.

Hard reset instructions for Linksys RE4100W

If your RE4100W router is not working as it should, dropping connections or not being responsive, you should first do a reset of the router to see if the problems persist. Other scenarios where you might want to reset your router is if you've forgotten the password or misconfigured it and can't get access anymore.
Your can reset your Linksys RE4100W in the following way(s):

Through the web interface

  1. Open your browser and navigate to the router interface (check default settings below)
  2. Under the Administration tab you will find a sub-tab called Factory defaults
  3. On the Factory defaults page click the button labeled Restore Factory Defaults

With the reset button

  1. Have your unit powered on
  2. Press and hold the reset button for at least 10 seconds until the power light starts blinking, then release.
  3. When the power light goes solid, unplug the power to the router for 10 seconds
  4. Plug the power back in and start the router
  5. When the power light goes solid again the router is ready to use.

The 30-30-30 reset

If the above instructions don't work you can always try the 30-30-30 reset as follows:
  1. When router is powered on, press the reset button and hold for 30 seconds. (Use a paper clip or something sharp)
  2. While holding the reset button pressed, unplug the power of the router and hold the reset button for 30 seconds
  3. While still holding the reset button down, turn on the power to the unit again and hold for another 30 seconds.

This process usually works for resetting any router to it's factory setting. If that doesn't work be sure to check out the questions and answers incase someone else has had similar problems resetting their router.

Note: It is worth reading more about how to reset routers with the 30 30 30 reset and what the risks and considerations are when resetting your router this way, instead of just rebooting it.


Default factory settings for Linksys RE4100W

If you have performed a reset of your RE4100W device or not changed the defaults, you should be able to access it with the following settings:

Default Network name (SSID): LinksysExtenderXYXYXYXX
Default Gateway IP: 192.168.1.1 Linksys login instructions
Default username: admin Linksys router default password list
Default password: admin 
Default subnet mask: 255.255.255.0
Default DNS server: 192.168.1.1
Note: If you are using the default settings you should change them to increase security and prevent unathorized access to your network.

How to login to the RE4100W

To login to the N600 Dual-Band Wireless Range Extender and change the settings, you can follow these steps:

  1. Make sure you are connected to the router's network, either by Wi-Fi or ethernet cable.
  2. Open your browser and visit http://192.168.1.1
  3. You should be prompted with a login dialogue.
  4. Enter the username: admin and the password admin
    Note: If you have already changed the password use that instead.
  5. You will now be logged in. If you haven't yet changed the defaul password, we recommend that you change it first thing you do after logging in.

If these instructions don't work for your router, you can always try a factory reset to get the default, or try some other common Linksys credentials, as they can usually be shared across models/variants.


RE4100W Firmwares

Staying up to date with the latest firmware is a good idea to keep your router even more secure from various security flaws.
If you want to squeeze a little bit of extra functionality out of your router, consider flashing an open-source firmware like dd-wrt, openWRT or LEDE. Flashing a custom ROM can greatly increase the stability and functionality of your old router.
Following are the firmwares that we have identified existing for the Linksys RE4100W:

Linksys stock firmware for the RE4100W

Stock firmwares for the RE4100W are available under the download section on the modem's support page. You can also refer to the router's manual for instructions on how to upgrade the firmware.




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