Bm05ev2 01 Bluetooth Driver 2021 __full__ Jun 2026

The BM05EV2-01 is a Bluetooth 4.0 adapter typically based on the Broadcom BCM20702 chipset. If you are running Windows 10 or 11 in 2021 and beyond, finding the exact driver package can be tricky because Broadcom no longer hosts these downloads directly. 1. Automatic Update via Windows For most users, Windows 10/11 includes a generic driver that works for basic connectivity. Right-click the Start button and select Device Manager . Expand Bluetooth , find your adapter (likely listed as "BCM20702A0" or "Generic Bluetooth Adapter"). Right-click it and select Update driver -> Search automatically for drivers . 2. Manual Broadcom BCM20702 Driver Search If automatic updates fail, you need the Broadcom BCM20702 driver. Since official Broadcom support has shifted, your best bet is the Microsoft Update Catalog . Search for " Broadcom BCM20702 " to find signed drivers for Windows 10. Look for versions released around 2015-2016 (v12.0.1.x), as these are often the last stable versions for this legacy hardware that remain compatible with 2021 Windows builds. 3. Common Troubleshooting Tips Code 43 or 10 Errors : This usually indicates a driver conflict. Try uninstalling the device from Device Manager, checking the box for "Delete the driver software for this device," and then restarting your PC. Switching Bluetooth On : If the driver is installed but you can't connect, ensure Bluetooth is toggled "On" in Settings > Devices > Bluetooth & other devices . Third-Party Manufacturers : Check the support site of the specific brand that sold the USB dongle (such as Kinivo or Plugable), as they often host custom installers for the Broadcom chipset.

BM05EV2 01 refers to a specific Bluetooth module, often found in various consumer electronics or as a standalone component for development. Since there is no single "official" driver package labeled exclusively as "BM05EV2 01" for 2021, the correct driver depends on the underlying chipset—typically manufactured by Recommended Driver Identification & Installation To ensure you are using the proper "2021" version of the driver, follow these steps to identify the hardware and find the latest compatible software: Identify the Chipset : The "BM05EV2 01" is likely a module name; the actual Bluetooth controller inside is usually from a major vendor. Open Device Manager , right-click your Bluetooth adapter, and select Properties > Advanced . Check the LMP (Link Manager Protocol) version to determine the Bluetooth standard. Use Windows Update : For most users, the most stable 2021-era driver is delivered automatically. Select Start > Settings > Update & Security > Windows Update and check for optional driver updates. Official Manufacturer Downloads : If your module uses an Intel chipset, the Intel Wireless Bluetooth Drivers are updated regularly. Versions released around 2021 (like v22.x) are widely available for Windows 10. MediaTek/Realtek : Many generic modules use these chips. You can find official 2021 versions on support sites for major PC brands like Lenovo Support Dell Support by searching for your computer's model number. Manual Installation Steps If the automatic search fails, you can force the installation of a generic driver: Right-click the Bluetooth device in Device Manager and select Update driver Browse my computer for drivers Let me pick from a list of available drivers Uncheck "Show compatible hardware" and select as the manufacturer. Generic Bluetooth Adapter or a matching vendor name (e.g., Intel/Realtek) from the list. Microsoft Support Troubleshooting Missing Drivers If the device appears as "Unknown," you can find the exact driver by right-clicking the device in Device Manager , selecting Properties > Details , and choosing Hardware Ids from the dropdown. Copy the VEN_XXXX&DEV_XXXX code and search for it on the Microsoft Update Catalog to find the specific 2021 release for that hardware. specific hardware vendor's driver (e.g., Intel vs. Realtek), or is the device showing an error code (like Code 10 or 43) in Device Manager? Intel® Wireless Bluetooth® Drivers for Windows® 10 and Windows 11*

Since bm05ev2 01 is not a standard major brand model number (like Intel, Realtek, or Broadcom), it is likely a generic USB Bluetooth dongle or a Chinese OEM module using a Realtek, Mediatek, or BES chipset. Here is a structured guide to finding and installing the correct driver for this device. 1. Identify the actual chipset bm05ev2 01 is likely a marketing model number , not the chipset name. You need to find the VID/PID (Vendor ID / Product ID). How to find it:

Open Device Manager (Right-click Start button → Device Manager). Look for Bluetooth or Other devices → Find the unknown or malfunctioning device. Right-click it → Properties → Details tab. In the dropdown, select Hardware Ids . You will see something like: USB\VID_0A12&PID_0001 or USB\VID_10EC&PID_8761 bm05ev2 01 bluetooth driver 2021

Report these IDs to search for the exact driver. 2. Most likely drivers for generic Bluetooth adapters (2021 era) Based on common generic dongles from 2020–2022, here are the top candidates: | Chipset | Driver Source | Windows 10/11 Compatibility | | :--- | :--- | :--- | | Realtek RTL8761B | Realtek official website | Built-in via Windows Update | | Realtek RTL8821CU | Realtek | Needs manual install | | Broadcom BCM20702 | Broadcom / Microsoft | Native in Win10/11 | | Mediatek MT7921 | Mediatek / OEM laptop | Windows Update | | CSR 8510 A10 | Cambridge Silicon Radio | Native in Win8.1/10 | 3. Recommended driver sources (Safe) Do not download from "driver download" sites (they often contain malware). Use these instead:

Windows Update (Automatic) – Go to Settings → Windows Update → Optional Updates → Driver Updates. Microsoft often hosts generic Bluetooth drivers. Realtek Official (if VID is 10EC) – Realtek Bluetooth Driver Download (Look for RTL8761B) Laptop/Motherboard Manufacturer – If this is from an Acer, Asus, Lenovo, or HP device, use their official support site with your laptop’s serial number. OEM CD/DriverPack – If you have the original CD that came with the dongle, use it only for the driver, not the software.

4. Specific driver for "bm05ev2 01" (common finding) From user reports on forums (DriverPack, Device Hunt), the bm05ev2 01 often uses the Realtek Bluetooth 4.0 / 4.2 adapter with driver version 1.7.1017.3003 (2021) or 1.8.1032.3009 . Suggested driver file names (from 2021): The BM05EV2-01 is a Bluetooth 4

btfilter.sys RT Bluetooth Driver (v1.8.1032.3009).exe btwampfl.sys (Broadcom variant)

5. Step-by-step installation

Uninstall existing driver : In Device Manager, right-click the device → Uninstall device → Check "Delete driver software". Disable internet (prevents Windows from auto-installing wrong driver). Run installer (as Administrator) of the correct driver. Reboot . Turn on Bluetooth in Windows Settings. Automatic Update via Windows For most users, Windows

6. If driver still fails

Check Bluetooth service : Press Win + R → services.msc → Ensure "Bluetooth Support Service" is Running and set to Automatic. Disable power saving : In Device Manager → Bluetooth Adapter → Properties → Power Management → Uncheck "Allow computer to turn off this device". Try generic CSR driver : If VID is 0A12 (CSR), the generic Microsoft Bluetooth driver from 2021 works fine.