A Linksys range extender that uses 802.11ac technology is the Linksys RE6400 Boost EX WiFi Range Extender. Because of its plug-in format factor, the product can be plugged into an electrical outlet. Two non-detachable external antennas that offer WiFi range extender can be used as soon as your Linksys RE6400 extender configuration is complete to quickly extend the range of a WiFi network. Both 2.4 GHz and 5 GHz frequencies are used simultaneously.

How to Configure Linksys Re6400 Extender? — Linksys RE6400 extender configuration

Linksys RE6400 Extender Manual Setup

Follow these steps for Linksys RE6400 extender configuration via manual method, follow these steps:

Connect your Linksys RE6400 to a power outlet near your router. Hold off until the LED turns completely green.
Use a computer or mobile device to connect to the Linksys RE6400 network.
The network name (SSID) should be Linksys Extender Setup-xxx, where xxx represents the last three digits of the extender’s MAC address.
Open a web browser and go to the default Linksys RE6400 IP address 192.168.1.1. You will then be directed to the setup page.
To configure the extender, adhere to the setup page's instructions.

You will need to choose a wireless network to extend and enter the network password.
After completing the setup, connect your devices to the new extended network.

How to Setup Linksys RE6400 Extender Via WPS?

WPS is the easiest method for Linksys RE6400 extender configuration. The WPS (WiFi Protected Setup) feature of the RE6400 extender allows you to connect to your home network without entering a password.

Follow these steps for Linksys RE6400 extender configuration through manual method:

Plug in your Linksys RE6400 extender and wait for the power LED to turn on.
Press the WPS button on your router and then immediately press the WPS button on your extender.
Wait until the LED turns solid green.
This indicates that the extender has successfully connected to the router.
Your devices should be connected to the new extended network.

If you are still having trouble with the Linksys extender setup, please contact our experts for free help via live chat or toll-free number.

Common Issues during Linksys RE6400 Extender setup

The Linksys RE6400 range extender's firmware cannot be updated.
There is no way to connect to the Linksys RE6400 router.
Because you are unable to configure your Linksys RE6400 range extender, you are unable to access the website's default login page.
Linksys RE6400 error message without flashing LED
A factory reset on the Linksys RE6400 Website was not possible due to the Linksys setup not responding and difficulty locating the Linksys extender's standard IP address.

Linksys RE6400 extender error with orange LED flashing
The password for the Linksys RE6400 extender has eluded me.

Troubleshooting tips for Linksys RE6400 extender configuration issues

Check that your network security settings are compatible.
To make the LED light blink, press and hold the extender's reset button for 10 to 15 seconds.
By doing so, the factory settings of the extender will be restored.
Check to see if the extender has received a new firmware update.
If this is the case, make sure the firmware on the extender is up to date..

Check for firmware updates and, if available, install them.
Check that the wired connection between the Linksys router and the extender is secure.
Check the functionality and secure connection of each Ethernet cable.
Check to see if the router and extender have the same SSID (network name) and password.

How to Update Firmware on Linksys RE6400 extender?

A Linksys RE6400 firmware update is a software update that the company releases to improve the device's functionality, security, and stability. Updates to the range extender's firmware can add new features or enhance existing ones in addition to addressing bugs and other problems that might be affecting the device's performance.

To update the firmware on your Linksys RE6400 Wi-Fi range extender, follow these steps:

Log in to the Linksys RE6400 extender configuration page.
Go to the Administration tab and click on Firmware Upgrade.
Check for any available firmware updates and click on the Upgrade button to start the upgrade process.
Wait for the upgrade process to complete.
Do not turn off the extender during the upgrade process.

Linksys RE6400 extender Factory Reset

The Linksys RE6400 extender reset restores the device's settings to their factory default state. This can be done if you have any problems with the extender or if you want to restart the setup process.

To reset the Linksys RE6400 extender, follow these steps:

For 10 seconds, firmly press and hold the extender reset button.
Release the reset button after 10 seconds.
Wait for the extender to reboot. It might take two minutes to finish this.
The extender will be reset to its factory default settings.

Note: After the extender has been reset, you must configure it as if it were a new device. This means that you must connect to its default Wi-Fi network and configure its settings using a web browser.

How to Configure Linksys Re6400 Extender?