How to Fix a USB Device Not Recognized by Windows
Work through safe checks when Windows beeps, shows "USB device not recognized," or never lists a flash drive, phone, keyboard, or other USB hardware.
USB Devices
Flash drives, phones, and other USB hardware that Windows does not recognize.
Start with the closest symptom
These guides are grouped here because the first checks overlap. Open the guide that best matches what you see now, then use its verification section before moving to a broader fix.
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