USB Accessories Disabled

I'm getting the error: USB Accessories Disabled; Unplug the accessory using too much power to re-enable USB devices on my Macbook Pro 2015.

But I have no USBs plugged in?? (and 2 usb ports still work well).

I tried re-set SMC, not working.

How can I reset or fix this?

Posted on Mar 4, 2019 6:12 PM

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1 reply

Mar 4, 2019 7:48 PM in response to DucLQ




I'm getting the error: USB Accessories Disabled; Unplug the accessory using too much power to re-enable USB devices on my Macbook Pro 2015.
But I have no USBs plugged in?? (and 2 usb ports still work well).
I tried re-set SMC, not working.
How can I reset or fix this?



Did you try rebooting?


Try resetting NVRAM/PRAM http://support.apple.com/kb/ht1379



If the problem persist than You can try running the Diagnostic/AHT http://support.apple.com/kb/HT1509

may kick out an error code.



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USB Accessories Disabled

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