TP-Link Archer T4U User manual

REV3.2.0 1910012228
User Guide
AC1300 High Gain Wireless MU-MIMO USB Adapter
Archer T4U

Contents
About This Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
Chapter 1. Get to Know About Your Adapter . . . . . . . . . . . . . . . . . . . . .2
1. 1. Product Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
1. 2. LED Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Chapter 2. Connect to a Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Chapter 3. Windows. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
3. 1. Install Driver and WPS Tool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3. 2. Join a Wireless Network . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
3. 3. Uninstall Driver and WPS Tool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Chapter 4. Mac OS X . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
4. 1. Install Driver and Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13
4. 2. Join a Wireless Network . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
4. 2. 1. TP-Link Utility. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15
4. 2. 2. WPS (Wi-Fi Protected Setup) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .16
4. 3. Management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
4. 4. Uninstall Driver and Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
Chapter 5. Linux . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Appendix: Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

1
About This Guide
This guide is a complement to Quick Installation Guide. The Quick Installation
Guide instructs you on quick installation, and this guide provides the product
overview and detailed instructions for each steps.
When using this guide, please notice that features available of the adapter may
vary by model and software version. All images, steps, and descriptions in this
guide are only examples and may not reflect your actual experience.
Conventions
In this guide, the following conventions are used:
Convention Description
Teal Contents to be emphasized and texts on the web page are in teal, including
the menus, items, buttons, etc.
Note: Ignoring this type of note might result in a malfunction or damage to the
device.
Tips: Indicates important information that helps you make better use of your
device.
*Maximum wireless signal rates are the physical rates derived from IEEE Standard 802.11
specifications. Actual wireless data throughput and wireless coverage are not guaranteed and
will vary as a result of 1) environmental factors, including building materials, physical objects,
and obstacles, 2) network conditions, including local interference, volume and density of traffic,
product location, network complexity, and network overhead, and 3) AP limitations, including
rated performance, location, connection quality, and AP condition.
*To ensure compatibility, you may need to update the adapter’s drivers after an OS update.
You can find our latest drivers in the download center at https://www.tp-link.com/en/download-
center
More Info
• The latest software and utility can be found at Download Center at
https://www.tp-link.com/support.
• The Quick Installation Guide (QIG) can be found where you find this guide or
inside the package of the product.
• Specifications can be found on the product page at https://www.tp-link.com.
• A community is provided for you to discuss our products at
https://community.tp-link.com.
• Our Technical Support contact information can be found at the Contact
Technical Support page at https://www.tp-link.com/support.

Chapter 1
Get to Know About Your
Adapter
This chapter introduces what the adapter can do and shows its appearance.
This chapter contains the following sections:
• Product Overview
• LED Status

3
Chapter 1 Get to Know about Your Adapter
1. 1. Product Overview
TP-Link Wireless USB Adapter connects your computer to a Wi-Fi network for
lag-free video streaming, online gaming, secure internet surfing and internet
calls.
• Compatible with 802.11a/b/g/n products
• Maximum speed of 867Mbps at 5GHz or 400Mbps at 2.4GHz network
• Support beamforming technology which concentrates the Wi-Fi signal towards
your router to create stronger overall connections
• With super speed USB 3.0 port, the adapter experiences blazing speed data
transfers up to 10x faster than USB 2.0
• Supports ad-hoc and infrastructure mode
• Supports 64/128 bit WEP, WPA-PSK/WPA2-PSK
• With WPS button, the adapter provides secured connection at the push of a
button
• Supports Windows, Mac and Linux
1. 2. LED Status
You can check the adapter’s working status by following the LED Explanation
table.
Status Indication
Off The driver has not been installed.
The adapter’s radio has been disabled.

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Chapter 1 Get to Know about Your Adapter
Status Indication
Flashing Slowly The driver has been installed but no data is being transmitted or received.
Flashing Quickly Data is being transmitted or received.
Tips:
If the LED is off, try these troubleshooting tips:
1. Check if the adapter is recognized and enabled or not. Refer to T2 for detailed instructions.
2. Remove and reinsert the adapter.
3. Reinstall the software, if necessary.

Chapter 2
Connect to a Computer
This chapter introduces how to connect the adapter to your computer.

6
Chapter 2 Connect to a Computer
Before you start using your adapter, insert the adapter into a USB port on your
computer directly.
After connecting your adapter to the computer, please follow the instructions in
the appropriate chapter for your operating system: Windows, Mac OS X, Linux.

Chapter 3
Windows
This chapter introduces how to install your adapter’s driver and WPS Tool, use
your adapter to join a wireless network, and uninstall your adapter in a Windows
system. The adapter is equipped with a Setup Wizard, which can guide you
through the installation process.
This chapter includes the following sections:
• Install Driver and WPS Tool
• Join a Wireless Network
• Uninstall Driver and WPS Tool

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Chapter 3 Windows
3. 1. Install Driver and WPS Tool
1. Insert the resource CD into your CD drive and run the Autorun.exe from the
pop-up Autoplay window.
Note:
1. You can also download the driver from the product’s Support page at www.tp-link.com.
2. In some operating systems, the CD screen will pop up automatically. Otherwise, run the CD manually.
2. Select Archer T4U and follow the instructions to complete the installation.
Note:
If you can’t install the driver successfully, disable the antivirus software and firewall, then try again.
3. When the following screen appears, the driver has been installed successfully.

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Chapter 3 Windows
4. If you want to connect effortlessly with the push of a WPS button, click Ye s
and follow the instructions to install the mini WPS Tool.
5. When the following screen appears, the WPS Tool has been installed
successfully. You can enjoy connecting to your Wi-Fi with the push of the WPS
button.

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Chapter 3 Windows
3. 2. Join a Wireless Network
Option 1: Via Windows Built-in Wireless Utility
You can join a wireless network via Windows built-in wireless utility. Follow the
instructions below to use your computer system’s built-in wireless utility:
1. Click , or (Network icon) on the taskbar. Select the Wi-Fi network you
want to join, and click Connect. Enter the network password when prompted.
2. When the network icon changes to or , it indicates a successful network
connection.
Option 2: Via WPS Tool
If you have installed WPS Tool, follow the instructions below to connect
effortlessly with the WPS button.
1. Press the WPS button on your router.
2. Within 2 minutes, press and hold the WPS button on the adapter until WPS
Tool opens in the lower right corner of your computer.
3. When the “Success!” message appears, your computer is connected to Wi-Fi.

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Chapter 3 Windows
3. 3. Uninstall Driver and WPS Tool
The software uninstallation steps vary a bit from different systems. Please follow
the appropriate instructions for your Windows operating system: Windows
8/8.1/10, Windows 7.
• Windows 8/8.1/10
Go to Start menu to find the TP-Link application. Click
Uninstall TP-Link Archer
T4U Driver
, then follow the on-screen instructions to complete the uninstallation.
• Windows 7
Go to Start > All Programs > TP-Link > Uninstall TP-Link
Archer T4U Driver . Follow
the on-screen instructions to complete the uninstallation.

Chapter 4
Mac OS X
This chapter introduces how to install your adapter’s driver and utility, use your
adapter to join a wireless network, manage your adapter and uninstall your
adapter in Mac OS X.
This chapter includes the following sections:
• Install Driver and Utility
• Join a Wireless Network
• Management
• Uninstall Driver and Utility

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Chapter 4 Mac OS X
4. 1. Install Driver and Utility
We take the steps in Mac OS X 10.10 as an example - the steps may vary slightly
for other versions of Mac OS.
1. Download the driver and utility from this product’s Support page from TP-
Link’s official website www.tp-link.com.
Note:
The CD is included in the package. If your computer has a CD drive, you can also run the included CD to
install the driver and utility.
2. Double click to unzip the downloaded folder and run the Install.pkg.
3. The Install TP-Link Wireless USB Adapter Utility and Driver Wizard window will
appear. Click Continue and follow the instructions to complete the installation.

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Chapter 4 Mac OS X
4. When the following screen appears, the driver and utility have been installed
successfully. Click Restart to finish the installation.
5. After restarting the computer, the TP-Link Utility icon will appear on the
menu bar in the upper-right corner of the screen. To use the utility to join a Wi-
Fi network with your adapter, refer to Join a Wireless Network.
Note:
If the TP-Link Utility icon does not appear on the menu bar, make sure the USB wireless network
adapter is connected properly and its LED is on.

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Chapter 4 Mac OS X
4. 2. Join a Wireless Network
There are two options of using the adapter to join a Wi-Fi network.
Option 1: TP-Link Utility
TP-Link Utility lets you easily connect the adapter to a Wi-Fi network and manage
the adapter.
Option 2: WPS (Wi-Fi Protected Setup)
WPS (Wi-Fi Protected Setup) is a network security standard for easily adding
computers and other devices to a home network. Use this method if your
wireless router or access point supports WPS.
4.2.1. TP-Link Utility
Option 1
Click the TP-Link Utility icon on the menu bar, and choose a Wi-Fi network
from the list. Enter the password when prompted.
When you are connected to the internet, the network icon will change to .
Option 2
1. Click the TP-Link Utility icon on the menu bar, and then click Open
Wireless Utility at the bottom of the network list.
2. Select the network you want to join from the list and enter the password when
prompted. Click Join.

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Chapter 4 Mac OS X
Note:
If your Wi-Fi network is not displayed in the list, you can try to join it by WPS or by clicking Join Other on the
above screen, and then follow the on-screen instructions to join the network.
4.2.2. WPS (Wi-Fi Protected Setup)
WPS can be activated via PBC (Push Button Configuration) and PIN code. Please
refer to PBC or PIN below.
• PBC
Option 1
1. Press the WPS/QSS button on your router or AP. Within 2 minutes, press and
hold the WPS button on the adapter until the following WPS screen appears.

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Chapter 4 Mac OS X
2. The following screen indicates a successful connection by WPS. Click OK.
Option 2
1. Press the WPS/QSS button on your router or AP.
2. Within 2 minutes, click the TP-Link Utility icon on the menu bar, and then
click WPS at the bottom of the network list.

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Chapter 4 Mac OS X
3. Click PBC.
4. The following screen indicates a successful connection by WPS. Click OK.
• PIN
1. Click the TP-Link Utility icon on the menu bar, and then click WPS at the
bottom of the network list.