tp-link UB400 Wi-Fi Bluetooth USB Adapter User Guide

: August 17, 2024
: tp-link

Table of Contents

Disable Bluetooth
Connect to a Computer
Install the Drivers
Pair with Bluetooth Devices
Join a Wireless Network
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)

tp-link UB400 Wi-Fi Bluetooth USB Adapter User Guide

Before You Start:

If you plan on using Bluetooth and already have connected Bluetooth devices, proceed with Step 1. Otherwise, skip to Step 2.

Disable Bluetooth

a. Right-click My Computer , select Manage , go to Device Manager.
b. Expand the Bluetooth node to find your existing Bluetooth device.
c. Right-click the existing Bluetooth device and select Disable.

Note:
Make sure you have disabled all existing Bluetooth devices (both built-in and third party).

Connect to a Computer

Insert the adapter into a USB port on your computer directly.

Install the Drivers

a. Go to My Computer or This PC.
b. Double-click the TP-Link CD-ROM then run SetupInstall.exe to install the drivers.

Note:

If you cannot find the setup program, please download the driver at www.tp-link.com/support.
If an unknown publisher message pops up, select Yes to continue.
If Windows User Account Control requires admin credentials, type user name and password of your Windows administrator account.

c. Follow the on-screen instructions to complete the Wi-Fi and Bluetooth drivers installation. Once finished, restart your computer.

Note:

Your Wi-Fi Bluetooth USB adapter will be listed in the Device Manager when the driver is installed correctly.
If the driver installation fails, disable the antivirus software and firewall, then try again.

Pair with Bluetooth Devices

a. Right-click the (Bluetooth) icon on the taskbar.
Note:
If the Bluetooth icon is not displayed, refer to FAQ > Q2.

b. Select Add a Bluetooth Device or Add a Device to scan for available devices.

c . Select your Bluetooth device from the list and follow the on-screen instructions to complete pairing.

Note:
Make sure your device’s Bluetooth is enabled and discoverable.

Join a Wireless Network

a. Click the network icon on the taskbar (the icon might look like one of these: or ).

b. Select your Wi-Fi network, click Connect , and enter the password when prompted.

Note:
If you cannot find or connect to the wireless network, refer to FAQ > Q1.

Frequently Asked Questions(FAQ)

Q1. What should I do if I cannot find or connect to my wireless network?
A1. Refer to https://www.tp-link.com/faq-2253.html.

Q2. What should I do if the Bluetooth icon doesn’t appear?
A1. Make sure you have turned on the Bluetooth in Windows settings.
A2. If there are other Bluetooth devices on the computer, disable them in Device Manager , then insert the adapter and try again.

Q3. Why the adapter is not working with my Bluetooth device?
A1. Make sure your device has Bluetooth function.
A2. Make sure you have installed the latest Bluetooth driver on the computer. You can check the published driver versions from https://www.tp-link.com /download-center.
A3. For devices with non-standard Bluetooth protocols, such as Logitech Mouse, there may be some compatibility problems.

Support

For technical support, the user guide and other information, please visit https://www.tp-link.com/support, or simply scan the QR code.

Do not attempt to disassemble, repair, or modify the device. If you need service, please contact us.
Do not use the device where wireless devices are not allowed.
Keep the device away from water, fire, humidity or hot environments.
This product can be powered only by power supplies that comply with Power Source Class 2 (PS2) or Limited Power Source(LPS) of IEC 62368-1.

TP-Link hereby declares that the device is in compliance with the essential requirements and other relevant provisions of directives 2014/53/EU, 2011 /65/EU and (EU) 2015/863.
The original EU Declaration of Conformity may be found at https://www.tp- link.com/en/support/ce
TP-Link hereby declares that the device is in compliance with the essential requirements and other relevant provisions of the Radio Equipment Regulations 2017.
The original UK Declaration of Conformity may be found at https://www.tp- link.com/support/ukca