Bm05e-v2 01 Bluetooth Driver Guide

For the most stable performance, it is recommended to obtain drivers from verified sources.

The is a stubborn but solvable problem. In most cases, the issue stems from Windows Update overwriting working drivers, aggressive power management, or a corrupted driver cache. By following the steps above—starting with a clean driver removal, disabling USB power saving, and installing the correct Realtek or Microsoft Update Catalog driver—you should restore full Bluetooth functionality. bm05e-v2 01 bluetooth driver

Realtek discontinued Win7 support for BM05E-V2 01. Use legacy driver version 1.7.1016.3000, but expect limited functionality. For the most stable performance, it is recommended