However, by 2021, many users upgrading to Windows 10 (21H1/H2) or Windows 11 encountered significant driver issues. The manufacturer’s included CD often contained outdated 2015-era drivers, leading to connection drops, code 10 errors, or the device failing to appear in Device Manager.
The code "BM05EV2 01" (also written as "BM05E V2.01") is a for a specific Bluetooth module or USB dongle. Forum discussions from the late 2010s describe it as a "small noname Bluetooth dongle," a generic, unbranded Bluetooth adapter commonly found in online marketplaces. The driver available online is often associated with ivt Bluesoleil , indicating the hardware likely uses a chipset designed for that software.
If the driver is installed but devices will not pair, restart the background processes: Press , type services.msc , and hit Enter. Locate the Bluetooth Support Service . bm05ev2 01 bluetooth driver 2021
What (e.g., Windows 10 22H2, Windows 11) are you running?
Whether this is an or an external USB dongle Share public link However, by 2021, many users upgrading to Windows
Extract the .cab file using a tool like WinRAR or 7-Zip into a dedicated folder.
Connects via a 3.5mm AUX jack or a USB port for power and data. Forum discussions from the late 2010s describe it
Click if the service status is stopped, then click Apply and OK . If you want to get this adapter up and running, tell me:
Expand , find your adapter (likely listed as "BCM20702A0" or "Generic Bluetooth Adapter").