tp-link Archer C6U MU-MIMO Wi-Fi Router Installation Guide
- June 6, 2024
- tp-link
Table of Contents
Quick Installation Guide
**MU-MIMO Wi-Fi Router
**
Set up with videos:
Scan the QR code or visit
https://www.tp-link.com/support/setup-video/#wi-fi-routers to search for the setup video of
your product.
Connect the Hardware
If your internet comes from an Ethernet outlet, connect the router’s WAN port
to it, then follow Step 4 and Step 5. If you want to configure this new router
as an access point to extend your network, refer to the Access Point Mode
section on the back page. 
Connect the power adapter to the router and turn it on.
Check for the following LEDs to confirm the hardware connection, then refer to
the next section to set up the internet. 
Note: If the 2.4 GHz LED and 5 GHz LED are off, press and hold the WPS/Wi-Fi
button on the back for more than 2 seconds. Both the LEDs should turn solid.
Flip the page over to complete the network setup.
Set Up the Network
Method 1: Via TP-Link Tether App
1. Download the Tether app.
https://www.tp-link.com/app/qrcode/?app=tether
2. Open the Tether app and log in with your TP-Link ID.
Note: If you don’t have an account, create one first.
3. Tap the button in the Tether app and select Router > Wireless Router.
Follow the steps to complete the setup and connect to the internet. 
Enjoy the internet
Method 2: Via a Web Browser
1. Connect your device to the router (wired or wireless).
Wired
Turn off the Wi-Fi on your computer and connect to the router using an
Ethernet cable.
Wireless
Find the SSID (network name) and Wireless Password printed on the label at the
bottom of the router.
Click the network icon of your computer or go to the Wi-Fi settings of your
smart device, and then select the SSID to join the network.
2. Connect the router to the internet.
Launch a web browser, and enter http://tplinkwifi.net or
http://192.168.0.1in the address bar. Create a password to log in.
Note: If the login window does not appear, please refer to Q1 of Need
Help? in this guide.
Follow the step-by-step instructions to set up the internet connection and register for the TP-Link Cloud service.
Access Point Mode
If you already have a router, you can switch this new router to Access Point
mode to extend your existing network. Follow the steps below.
- Power on the router.
- Connect the router’s WAN port to your existing router’s Ethernet port via an Ethernet cable as shown above.
- Connect a computer to the router via an Ethernet cable or wirelessly by using the SSID (network name) and Wireless Password printed on the label at the bottom of the router.
- Launch a web browser, and enter http://tplinkwifi.net in the address bar create a password to log in.
- Go to Advanced > Operation Mode and switch to Access Point Mode.
- Wait for the router to reboot, then log in and follow the Quick Setup to complete the setup.
Need Help?
Q1. What should I do if I cannot access the web management page?
Reboot your router and try again.
If the computer is set to a static IP address, change its settings to obtain
an IP address automatically.
Verify that http://tplinkwifi.net is correctly
entered in the web browser.
Alternatively, enter http://192.168.0.1 or http://192.168.1.1 in the web
browser and press Enter.
Use another web browser and try again.
Disable and enable the network adapter being used.
Q2. What should I do if I cannot access the internet?
Reboot your modem and router, then try again.
Check if the internet is working normally by connecting a computer directly to
the modem using an Ethernet cable. If it is not, contact your internet service
provider. Log in to the web management page of the router, and go to the
Network Map to check whether the internet IP address is valid or not. If it is
not, check the hardware connection or contact your internet service provider.
For cable modem users, log in to the web management page of the router. Go to
Advanced > Network > Internet > MAC Clone, select Clone Current Computer MAC
Address and click Save. Then reboot both the modem and the router.
Q3. How do I restore the router to its factory default settings?
With the router powered on, use a pin to press and hold the RESET button on
the back until the Power LED blinks.
Log in to the web management page of the router, go to Advanced > System Tools
Backup & Restore > Factory Default Restore, and click Factory Restore. The router will restore and reboot automatically.
Q4. What should I do if I forget my web management page password?
If you are using a TP-Link ID to log in, click Forgot password on the login
page and then follow the instructions to reset it.
Alternatively, refer to Q3 to reset your router, then visit
http://tplinkwifi.net to create a new login password.
Q5. What should I do if I forget my wireless network password?
If you have not changed the default wireless password, it can be found on the
label at the bottom of the router.
Connect a computer directly to the router using an Ethernet cable. Log in to
the
router’s web management page at http://tplinkwifi.net, and go to Basic >
Wireless to retrieve or reset your wireless password.
To communicate with TP-Link users or engineers, please join the TP-Link
The community at https://community.tp-link.com.
If you have any suggestions or needs for our product guides, you are welcome
to email techwriter@tp-link.com.cn.
For technical support, replacement services, user guides, and other
information, please visit https://www.tp-link.com/support, or simply scan
the QR code.
http://www.tp-link.com/support
Safety Information
- Keep the device away from water, fire, humidity, or hot environments.
- Do not attempt to disassemble, repair, or modify the device. If you need service, please contact us.
- Do not use a damaged charger or USB cable to charge the device.
- Do not use any other chargers other than those recommended.
- Do not use the device where wireless devices are not allowed.
- The adapter shall be installed near the equipment and shall be easily accessible.
Read User Manual Online (PDF format)
Read User Manual Online (PDF format) >>