Netgear R6400 Setup | AC1750

Increase your WiFi speed to a great extent with R6400 setup. Netgear AC1750 R6400 WiFi router delivers speeds up to 1750 Mbps. What’s more, you can even get the best-in-class cybersecurity for all your internet-connected devices as the R6400 router comes with Netgear Armor. As soon as you are done with the setup, you can connect devices such as gaming consoles and smart TVs to the ultra-fast Gigabit Ethernet ports and enjoy uninterrupted internet streaming.

On this page, you will find every information regarding how to setup AC1750 R6400 WiFi router. Read on.

How to Setup Netgear R6400 Router Using Nighthawk App

Here’s how to setup AC1750 router via the Nighthawk application:

  • Connect the provided antennas to the R6400 router.
  • Also, connect the modem to your router through an Ethernet cable.
  • Turn on the router and let the WiFi LED lit.
  • Now, take your mobile device (Android or iOS) and open the Play Store/App Store.
  • Search and download the Nighthawk application.
  • After the download, open the Nighthawk application.
  • Execute the on-screen instructions for R6400 router setup.

Netgear R6400 Router Setup Steps

For users’ convenience, we have sub-divided the complete router setup (AC1750) in two modules – Setup Step A and Setup Step B respectively.

Setup Step A- Netgear R6400 Router Configuration

Before getting started with the setup, you need to physically connect your R6400 router using these means:

  • Remove any cables connecting to the computer. Plug in the modem power adapter and check the power light to ensure the modem is on.
  • Connect the Netgear R6400 AC1750 router to the modem.
  • Plug one end of an Ethernet cable to the modem and the other end into the internet port on the router.
  • Now, plug in the router power adapter and check the power light to ensure that the router is on.

Setup Step B: Netgear R6400 Login

  • Connect your computer to a high-speed WiFi network.
  • Launch a web browser on your PC.
  • Visit If does not work, try using
  • You are prompted to enter a username and password.
  • Enter the default R6400 router login credentials.
  • Note: Both username and password are case-sensitive.
  • Click on the Log In button.
  • The Basic Home Screen displays.

Quick Tip:

If the default login credentials do not work, you might have changed the admin password. If you forgot or lost your new password, you must perform a factory reset to restore the router to its factory default settings.

Once you are on the setup portal, execute on-screen instructions (vary as per model) for your R6400 AC1750 smart WiFi router setup.

Netgear R6400 AC1750 Setup Issues

Setup Issues

  1. Can’t access the default AC1750 R6400 router login page
  2. WiFi errors
  3. Password recovery issues
  4. Slow WiFi even after the Netgear AC1750 setup
  5. Unable to connect to page
  6. Can’t find or connect to the router’s default web address
  7. The router’s web interface not working
  8. Lost or forgot the router admin credentials
  9. Can’t log in to Netgear router account
  10. IP admin password issues
  11. Browser installation issues
  12. Firmware update issues
  13. VPN issues

Netgear AC1750 Manual | R6400

In the package of R6400, you will get Netgear AC1750 manual. This manual contains the complete R6400 router installation steps and guidelines regarding how to use various features of your router. It is crucial to walk through this Netgear R6400 manual prior to executing the setup.

Netgear AC1750 R6400 Router Troubleshooting

For novice users, below are some DIY troubleshooting tips to fix your router setup problems:

  • Reboot the whole network and power cycle your router as well as modem.
  • Ensure that the router is getting adequate power supply.
  • Check all the cable connections – power cable and the Ethernet cable.
  • In case you’re connected through wireless, establish a hard-wired connection.
  • If the default web login address is not working, check if the web browser is outdated.
  • Keep a visible distance between the router and modem. This will ensure that WiFi signals are not clashing.
  • Clear the cache and cookies, and disable any proxy servers if using.
  • In case you have many devices currently connected with your network, turn off the devices that are not in use.
  • For lost router admin credentials issues, hard reset your router.
  • To deal with router error 651, reinstall the Network Adapter Driver Manager under the Control Panel and update the firmware of your router.
  • To resolve VPN issues during the Netgear R6400 setup, disable the proxy servers and the firewall.