The M-Tech BT-05 is a budget-friendly adapter. If you lost the mini-CD driver, don't worry—Windows 10/11 usually handles it, or you can manually force the CSR driver via Device Manager.
| Product Type | Description | |--------------|-------------| | | This article’s focus: a Bluetooth 5.0 USB adapter for PCs. | | DSD TECH BT‑05 | A Bluetooth 2.0 SPP serial module for Arduino and DIY projects. | | JMC BT‑05 | A Bluetooth helmet headset for motorcycle intercoms. | | CC2541 BT‑05 | A Bluetooth 4.0 BLE module based on the Texas Instruments CC2541 chip, often used in IoT devices. |
The dongle might only work within 1-2 meters. Connection Instability: Frequent pairing drops.
Search for and download the installer from a trusted tech repository. driver bluetooth m-tech bt-05
If your download only contains raw driver files ( .inf , .sys , .cat ), use this method: Open .
Windows 8, 10, and 11 include native generic Bluetooth drivers. For many adapters, this is sufficient. But the M-Tech BT-05 uses a CSR chip that often requires a or a specific version of the BlueSoleil or Generic CSR Bluetooth Driver to unlock full functionality. Without the correct driver, you may experience:
This error indicates a hardware communication failure between the motherboard and the USB dongle. The M-Tech BT-05 is a budget-friendly adapter
Once you have downloaded the correct driver package (usually a .zip file or an .exe installer), follow these steps: Method A: The Executable Installer (Recommended) Disconnect the M-Tech BT-05 dongle from your PC. Extract the downloaded driver package.
Frequently utilizes Realtek (RTL) or Broadcom Bluetooth architectures. Range: Up to 10–20 meters (class 2 specification)
With the right driver, the M‑Tech BT‑05 can transform any computer into a modern Bluetooth‑ready machine, effortlessly connecting to keyboards, mice, headsets, speakers, game controllers, and more. Whether you are a home user adding wireless peripherals to an old desktop or a professional needing reliable Bluetooth on multiple machines, this little dongle delivers substantial value at a very low cost. | | DSD TECH BT‑05 | A Bluetooth 2
Unplug the adapter, restart your PC, and plug it into a different USB port (preferably a USB 2.0 port on the back of the motherboard, as some older BT-05 models struggle with USB 3.0 ports). Bluetooth Audio Stuttering or Disconnection
| Version | File Name / Source | Supported OS | Notes | |---------|-------------------|--------------|-------| | 1.1037.0.420 | Softpedia | Windows 11 | Provides installation files for MediaTek Bluetooth Adapter | | 1.1033.0.304 | Top4Download | Windows 11 | Allows connection with mobile phones, headsets, etc. | | 25.020.5.0021 | DriversWizard | Windows 10/11 64‑bit | WHQL certified driver from Mediatek Inc. (12/2025) | | 1.1037.0.395 | Top4Download | Windows 11 | Similar to the above, dated December 2024 | | 1.4.14.134 | DriverMax | Windows (unspecified) | Dated August 2021 | | MTK USB Driver (latest) | GadgetsDr / BestFlashFile | Windows 7/8/10/11 (32/64‑bit) | Universal MTK USB driver package for MediaTek devices |