Some Mac users may see a “USB Accessories Disabled” error message when using their computer. This is often encountered with a USB-C hub that has many devices attached to it, but it can also occur when a Mac has connected an external USB drive, disk, camera, keyboard, controller, USB-C power cable, or other device to the computer, and then the USB devices are no longer usable or accessible.
The full text of the error message is “USB Accessories Disabled : Unplug the accessory using too much power to re-enable USB devices.”, which basically informs you the device is trying to draw too much power, and when this happens USB becomes disabled. The error message also offers a possible remedy to the error message.
If you encounter the “USB Accessories Disabled” error message, try the troubleshooting tips below to resolve the problem.