The TP-Link UB400 is one of the most popular nano-sized Bluetooth 4.0 adapters on the market. It’s tiny, cheap (usually $10–15 USD), and promises to add Bluetooth connectivity to any desktop or laptop. But like many USB dongles, its true performance hinges almost entirely on .
: Simply plug the UB400 into a USB port. The system should automatically recognize and configure the device. Manual Installation Required :
The TP-Link UB400 is a Bluetooth 4.0 Nano USB Adapter designed to enable Bluetooth functionality on Windows PCs. While it is primarily "Plug and Play" for newer Windows versions, older systems require a manual driver installation. tp link bluetooth ub400 driver
: You must download and install the official driver from the TP-Link Download Center . Steps for Manual Install :
The TP-Link UB400 is a story. The physical dongle is reliable, well-built, and has good range. But TP-Link’s lazy driver support (just pointing to Realtek) leaves average users frustrated. The TP-Link UB400 is one of the most
For macOS users:
If you encounter issues finding or installing the driver, consider reaching out to TP-Link's customer support for further assistance. : Simply plug the UB400 into a USB port
Inside the box, you get the nano dongle and a tiny CD. If you don’t have an optical drive, don’t panic. The CD contains a generic driver from 2016–2017. It’s outdated, lacks stability patches, and caused random disconnects in my testing.
After installing the Realtek driver, you must go to Device Manager > Right-click the adapter > Properties > Driver > Roll Back Driver (gray out automatic updates) or use a tool like wushowhide.diagcab to block Windows from updating that specific device. Once locked in, the UB400 is stable on Windows 11.
Table_title: Driver Table_content: header: | UB400(IN)_V2.80_Windows | | Download | row: | UB400(IN)_V2.80_Windows: Published Date... www.tp-link.com Download for UB400 | TP-Link Baltic Table_title: Driver Table_content: header: | UB400(UN)_V1_Windows | | Download | row: | UB400(UN)_V1_Windows: Published Date: 2018... www.tp-link.com UB400 | Bluetooth 4.0 Nano USB Adapter - TP-Link Bluetooth 4.0 Nano USB Adapter * Bluetooth 4.0 – Uses the latest Bluetooth 4.0 with low energy (BLE) technology and is backward co... www.tp-link.com UB400 | Bluetooth 4.0 Nano USB Adapter - TP-Link Link to Your Computer via Bluetooth UB400 turns Non-Bluetooth PC or laptop into Bluetooth-capable. Just connect your Bluetooth dev... www.tp-link.com UB400 | Bluetooth 4.0 Nano USB Adapter | TP-Link Colombia Broad Operation Range. With a transmission distance of up to 20 m, you can enjoy lossless music via your Bluetooth headset without... www.tp-link.com 2 Install Bluetooth Driver - device.report Images are for demonstration only. For Windows XP/7. 2 Install Bluetooth Driver a. Download the driver at https://www.tp-link.com/ device.report My computer doesn't recognize my UB400 Bluetooth adapter properly And you're done! ... None of the solutions here worked for me. The only one that worked, after googling a bit, is this one: In Dev... TP-Link Community Bluetooth 4.0 Model UB400 - Home Network Community 19 Oct 2020 —
The TP-Link UB400 is one of the most popular nano-sized Bluetooth 4.0 adapters on the market. It’s tiny, cheap (usually $10–15 USD), and promises to add Bluetooth connectivity to any desktop or laptop. But like many USB dongles, its true performance hinges almost entirely on .
: Simply plug the UB400 into a USB port. The system should automatically recognize and configure the device. Manual Installation Required :
The TP-Link UB400 is a Bluetooth 4.0 Nano USB Adapter designed to enable Bluetooth functionality on Windows PCs. While it is primarily "Plug and Play" for newer Windows versions, older systems require a manual driver installation.
: You must download and install the official driver from the TP-Link Download Center . Steps for Manual Install :
The TP-Link UB400 is a story. The physical dongle is reliable, well-built, and has good range. But TP-Link’s lazy driver support (just pointing to Realtek) leaves average users frustrated.
For macOS users:
If you encounter issues finding or installing the driver, consider reaching out to TP-Link's customer support for further assistance.
Inside the box, you get the nano dongle and a tiny CD. If you don’t have an optical drive, don’t panic. The CD contains a generic driver from 2016–2017. It’s outdated, lacks stability patches, and caused random disconnects in my testing.
After installing the Realtek driver, you must go to Device Manager > Right-click the adapter > Properties > Driver > Roll Back Driver (gray out automatic updates) or use a tool like wushowhide.diagcab to block Windows from updating that specific device. Once locked in, the UB400 is stable on Windows 11.
Table_title: Driver Table_content: header: | UB400(IN)_V2.80_Windows | | Download | row: | UB400(IN)_V2.80_Windows: Published Date... www.tp-link.com Download for UB400 | TP-Link Baltic Table_title: Driver Table_content: header: | UB400(UN)_V1_Windows | | Download | row: | UB400(UN)_V1_Windows: Published Date: 2018... www.tp-link.com UB400 | Bluetooth 4.0 Nano USB Adapter - TP-Link Bluetooth 4.0 Nano USB Adapter * Bluetooth 4.0 – Uses the latest Bluetooth 4.0 with low energy (BLE) technology and is backward co... www.tp-link.com UB400 | Bluetooth 4.0 Nano USB Adapter - TP-Link Link to Your Computer via Bluetooth UB400 turns Non-Bluetooth PC or laptop into Bluetooth-capable. Just connect your Bluetooth dev... www.tp-link.com UB400 | Bluetooth 4.0 Nano USB Adapter | TP-Link Colombia Broad Operation Range. With a transmission distance of up to 20 m, you can enjoy lossless music via your Bluetooth headset without... www.tp-link.com 2 Install Bluetooth Driver - device.report Images are for demonstration only. For Windows XP/7. 2 Install Bluetooth Driver a. Download the driver at https://www.tp-link.com/ device.report My computer doesn't recognize my UB400 Bluetooth adapter properly And you're done! ... None of the solutions here worked for me. The only one that worked, after googling a bit, is this one: In Dev... TP-Link Community Bluetooth 4.0 Model UB400 - Home Network Community 19 Oct 2020 —