75270 Bluetooth Driver May 2026

You can use the Hardware ID string to find the exact driver. Here’s how:

Copy this string and search it on Microsoft Update Catalog (https://www.catalog.update.microsoft.com).

Download the corresponding .cab file, extract it, and point Device Manager to the extracted folder.

First, it is important to clarify what the number 75270 actually represents. In the context of Windows drivers, a number like this is often a Hardware ID (HID) or a specific OEM part number. Unlike generic drivers from Intel, Realtek, or Broadcom, the "75270" code typically points to a generic or integrated Bluetooth chipset found in older laptops, budget USB dongles, or all-in-one desktop PCs. 75270 bluetooth driver

The most common hardware associated with the 75270 driver is a CSR (Cambridge Silicon Radio) Bluetooth 4.0 adapter or a Generic Bluetooth Radio manufactured by Qualcomm or MediaTek. These chipsets are widely used because they are inexpensive and support basic Bluetooth Low Energy (BLE) profiles. You can use the Hardware ID string to find the exact driver

No. The 75270 hardware ID is specifically tied to Bluetooth 4.0 (CSR8510 chipset). For Bluetooth 5.0 or 5.3, use the manufacturer’s dedicated driver (e.g., Realtek 8761B or Intel AX210). Copy this string and search it on Microsoft

Windows Update often automatically fetches the generic CSR Bluetooth driver. If not, visit the Microsoft Update Catalog and search for "CSR Bluetooth." Look for drivers dated after 2020.