TP-Link UB400 User Manual

User Guide

Bluetooth 4.0 Nano USB Adapter

UB400

REV1.0.0 1910012508

Contents

About This Guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

Chapter 1. Get to Know About Your Adapter . . . . . . . . . . . . . . . . . . . . . . . 2

Chapter 2. Connect to a Computer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4

Chapter 3. Windows XP/7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

3. 1. Install Bluetooth Adapter’s Driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

3. 2. Pair With Your Bluetooth Devices. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10

3. 3. Uninstall Bluetooth Adapter’s Driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11

Chapter 4. Windows 8/8.1/10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12

Appendix: Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

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 of the adapter may vary slightly
depending on the model, software version and system you have. All screenshots, images,
parameters and descriptions documented in this guide are used for demonstration
only.

Conventions

In this guide, the following conventions are used:

Convention

Teal Italic

Teal

Note:

Tips:

*Maximum wireless signal rates are the physical rates derived from IEEE Standard 802.11 specifications. Actual
wireless data throughput and wireless coverage, and quantity of connected devices are not guaranteed and will vary
as a result of network conditions, AP limitations, and environmental factors, including building materials, obstacles,
volume and density of traffic, and AP location.

Description

Hyperlinks are in teal italic. You can click to redirect to a website or a specific
section.

Contents to be emphasized and texts on the web page are in teal, including the
menus, items, buttons, etc.

Ignoring this type of note might result in a malfunction or damage to the device.

Indicates important information that helps you make better use of your device.

More Info

• The latest software and utility can be found at https://www.tp-link.com/download-

center.

• 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.

• Our Technical Support contact information can be found at the Contact Technical

Support page at https://www.tp-link.com/support.

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Chapter 1

Get to Know About Your Adapter

This chapter introduces what the adapter can do.

Chapter 1

Get to Know about Your Adapter

UB400 is a Bluetooth USB adapter, mainly used for PCs without Bluetooth function.
It provides new and advanced Bluetooth 4.0 and enables wireless connection with a
wide range of devices such as a Bluetooth headset, a Bluetooth speaker, a Bluetooth
mouse or a mobile client, using for playing music, mouse and keyboard control, data
transmission, etc.

• Applies the latest Bluetooth 4.0 with low energy (BLE) technology and it is backward
compatible with Bluetooth V3.0/2.1/2.0/1.1

• Enable wireless connection with Bluetooth-enabled devices

• Plug and Play for Win 8, Win 8.1, and Win 10

• Ultra-small for convenient portability with reliable high performance

• Supports Windows 10/8.1/8/7/XP

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Chapter 2

Connect to a Computer

This chapter introduces how to connect the adapter to your computer.

Chapter 2

Connect to a Computer

Before you start using your adapter, insert the adapter into a USB port on your
computer directly.

* The image is for demonstration only.

After connecting your adapter to the computer, please follow the instructions in the
appropriate chapter for your operating system: Windows XP/7, Windows 8/8.1/10.

Note:

Make sure there are no other Bluetooth devices on the PC. If there are other Bluetooth devices, disable all Bluetooth
devices (both built-in and third party) in Device Manager on your computer, then insert the adapter and try again.
To go to Device Manager: Right-click My Computer, select Manage, go to Device Manager and disable all existing
Bluetooth devices.

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