TP-Link Archer C90 User Manual
Displayed below is the user manual for Archer C90 by TP-Link which is a product in the Wireless Routers category. This manual has pages.
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4Connect the power
adapter to the router and
turn on the router.
Verify that the following LEDs are solid on to
confirm the hardware is connected correctly.
5
Note: If the 2.4GHz LED and 5GHz 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 on.
Power
On
Internet
On (Green or Orange)
2.4GHz
On
5GHz
On
Quick Installation Guide
Modem
Power adapter
Power adapter
Router
Turn off the modem, and
remove the backup
battery if it has one.
1
2Connect the modem to the
router’s Internet port with an
Ethernet cable.
Turn on the modem, and
then wait about 2 minutes
for it to restart.
3
Internet
On / O
Internet
Power
Wireless Dual Band Router
* Images may dier from actual products.
If your internet is from an Ethernet outlet, connect the router’s
Internet port to the Ethernet outlet, then follow Step 4 and 5.
If you already have a router and 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 Hardware 1
©2018 TP-Link 7106508189 REV5.1.0
For technical support, the user guide and other information, please
visit https://www.tp-link.com/support, or simply scan the QR code.
SSID:TP-Link_XXXX
SSID:TP-Link_XXXX_5G
Method 1: Via TP-Link Tether App
1. Download the Tether app.
2. Connect your smartphone to the router.
3. Connect the router to the internet.
The default wireless network
names (SSIDs) and password
are printed on the label at the
bottom of the router.
a Launch the Tether app. Select your model
from the local device list.
b Create a password to log in.
c Follow the step-by-step instructions to
set up the internet connection and
register for the TP-Link Cloud service.
Scan for Tether Tether
!
Device
Local Device
Archer XXXX
50-C7-BF-02-EA-DC
or
Launch a web browser, and enter http://tplinkwifi.net or http://192.168.0.1
in the address bar. Create a password to log in.
Follow the step-by-step instructions to set up the internet connection and
register for the TP-Link Cloud service.
2. Connect the router to the internet.
http://tplinkwifi.net
Let’s Get Started
Confirm Password
Password
Note: If the login window does not appear, please refer to Q1 of Need Help? in this guide.
a
b
Method 2: Via a Web Browser
Wired
Turn off the Wi-Fi on your computer and connect to the router using an
Ethernet cable.
1. Connect your device to the router (wired or wireless).
Wireless
Find the SSID and wireless password printed on the label of the router.
a
Click the network icon of your computer or go to Wi-Fi settings of
your smart device, and then select the SSID to join the network.
b
Need Help?
Q1. What should I do if I cannot access the web management page?
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.
Reboot your router and try again.
Disable and enable the network adapter being used.
Q2. What should I do if I cannot access the internet?
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 Basic > Network
Map page 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.
Reboot your router and try again.
For cable modem users, log in to the web management page of the router. Go to
Advanced > Network > Internet > MAC Clone, click Use 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, 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, press and hold the Reset button on the back of the router until the
Power LED blinks to reset it, then visit http://tplinkwi.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://tplinkwi.net, and go to Basic >
Wireless to retrieve or reset your wireless password.
Safety Information
Keep the device away from water, fire, humidity or hot environments.
Do not attempt to disassemble, repair, or modify the device.
Do not use damaged charger or USB cable to charge the device.
Do not use any other chargers than those recommended.
Do not use the device where wireless devices are not allowed.
Adapter shall be installed near the equipment and shall be easily accessible.
Access Point Mode
Existing Router
Ethernet4Ethernet3Ethernet1Ethernet2Internet
Ethernet4
Ethernet
Internet
New Router
Internet
Clients
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.
1. Power on the router.
2. Connect the router’s Internet port to your existing router’s Ethernet port
via an Ethernet cable as shown above.
3. 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.
4. Launch a web browser, and enter http://tplinkwifi.net in the address bar.
Create a password to log in.
5. Go to Advanced
>
Operation Mode, select Access Point and click Save.
6. Wait for the router to reboot, then log in and follow the Quick Setup to
complete the setup.
Change the Router’s Settings
After setup, you can change the router’s settings via the intuitive Tether app,
or via a web browser as shown below.
1. Connect your device to the router via an Ethernet cable or
wirelessly.
2. Launch a web browser, enter http://tplinkwifi.net in the address
bar, and log in.
Note: If the login window does not appear, please refer to Q1 of Need Help? in this guide.
3. Change the router’s settings as needed.
To change: Go to:
Wireless network name
and password Basic > Wireless
Basic > TP-Link Cloud
(if you log in via TP-Link ID)
Login password of the web
management page Advanced > System Tools > Administration
(if you log in via router’s password)
Set Up the Network 2