Epox Bt-dg07a - Bluetooth Usb Adapter Driver
Resource conflict or corrupted driver cache. Solution: Uninstall the device from Device Manager, unplug the dongle, reboot, then reinstall using the "Have Disk" method.
Antenna degradation or interference from USB 3.0 ports (USB 3.0 emits noise in the 2.4GHz spectrum). Solution: Use a USB 2.0 extension cable to move the dongle away from the PC case and USB 3.0 ports. epox bt-dg07a bluetooth usb adapter driver