In this post, we will talk about different workarounds you can try if Garmin USB (ANT+) Device is not detected or recognized in Windows 11/10.

I went to the device manager and it shows "unknown device". I uninstall it but it immediately tries to install the driver again for a device I do not have plugged in. Win7 64bit intel I5.

If you get UCM-UCSI ACPI Device Driver Error Code 43, it could be because of the driver. UCM-UCSI driver facilitates communication with USB hardware elements.

USB port not recognizing your device? Learn the common causes and step-by-step fixes to get your connection working again quickly.

If you're having problems with FireWire or USB devices not being recognized or interacting properly with the system, you may want to try cleaning caches with a utility like Cocktail, Mac Pilot or ...