Usbutil For Mac Apr 2026

USB Device Tree (0x10000035a): +-+ Root Hub @ 0x14000000 (AppleUSB20InternalHub) +-- FaceTime HD Camera @ 0x14300000 (AppleUSBDevice) +-- Bluetooth USB Host Controller @ 0x14200000 (Broadcom) +-- External USB 3.0 Hub @ 0x14100000 (VIA Labs, Inc.) +-- SanDisk Ultra Fit @ 0x14130000 (SanDisk) Use the -v flag for verbose output, which reveals device IDs, vendor/product strings, and current power state. This command listens for USB connection and disconnection events in real-time. It is invaluable for debugging erratic devices or testing driver reload behavior.

sudo usbutil reset-port 0x14130000 Note: This requires sudo and must be used carefully; resetting the wrong port can disrupt keyboard/mouse input. On laptops, you can query or toggle power to individual USB ports (e.g., to conserve battery or force a hard reset). Example: usbutil for mac

usbutil power status usbutil power off 0x14130000 For everyday tasks—ejecting drives, viewing basic USB device lists, or checking transfer speeds— usbutil is overkill and potentially dangerous. Use diskutil list , system_profiler SPUSBDataType , or the Disk Utility app instead. USB Device Tree (0x10000035a): +-+ Root Hub @

usbutil -h If you simply want to see which USB devices are connected, run: sudo usbutil reset-port 0x14130000 Note: This requires sudo