Go to OSX Daily to read How to Fix “USB Accessories Disabled” Mac Error Message
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…
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