How To Fix USB Accessories Disabled On Mac

Recently there are many users who have reported about USB accessories disabled message that pops up when they are trying to use a USB-C hub with many devices linked to it. At times, it so happens that an error message pops up when the Mac is connected to the camera, disk, USB-C power cable, gaming keyboard. But they don’t know how to fix USB accessories disabled on Mac.

Due to this reason, they are facing these issues. And, this kind of alert suggests the user unplugged the accessory which east a lot of power just to re-enable the USB devices. Are you also facing this issue? Do you also get the error message?

If yes, then you may want to know how to fix USB accessories disabled on Mac. So, if this is the case then we’ve got you covered. This post will cover the possible reasons and the fixes that you can use to this issue.

Now with the help of these fixes, you can easily plug in your USB and then use it without any hassle. With these quick fixes, you can easily do away with the issues that come up. So now let’s not waste any more time and quickly get started with how to fix USB Accessories Disabled on Mac.

Why Are USB Accessories Disabled?

   Change alignment   🤗 How To Fix USB Accessories Disabled On Mac?

No matter what message you get, it usually means that the USB that is linked to your Mac is using Thunderbolt 3 (USB-C), USB-C, or USB-A and is not getting sufficient power. Due to this reason, the USB will not work regularly. But, there are many reasons due to which you can encounter this issue. One of the reasons could be that the USB gadget needs more power so that it can work efficiently. 

Or, it could be that the USB is defective or the USB link is broken.

If your driver is not updated or if your Mac system is outdated then also you can encounter this issue. Moreover, if your Mac fails to recognize the USB then also you can face this issue.

How To Fix USB Accessories Disabled On Mac?

Here we have listed some of the reasons by which you can fix the disabled USB accessories issues that pop up. Let’s take a look at some of the solutions.

1. Use Gadgets That Are Self-Powered 

The gadgets that are self-powered will not use much power from your Mac to do any task. They get power from external electrical sources or the battery. To avoid getting those error pop-up messages you need to use self-powered gadgets. As there are much data that has been moved with the help of these USB ports, it is important to check whether the devices that you are using with Mac are self-powered or not.

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2. Unplug All Or Any Kind Of Unwanted USB Devices

The more USB gadgets you plug into Mac, the more power it is going to consume. In order to get enough energy, you will have to remove the USBs that are not associated with your Mac. You just need to unplug the unnecessary USB gadgets that you do not require anymore. This might fix your USB Accessories Disabled On Mac. If not then move to the next fix.

3. Plug USB Device Directly Into Your Mac PC

If you have linked the USB gadgets to your Mac using a multiport USB connector, then the power supply for the USB will get affected. This in turn can cause the USB accessories to consume too much power in your Mac. So, it is important that you unplug the gadgets from the connector. Then, later on, you can just plug in the gadget directly to your Mac PC. In this way, your USB accessories will surely get sorted out.

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4. Use The Right USB Port As Well As Connector

It can happen that the USB port that you use along with the link may do not support the USB Gadget that you are using. For instance, if the USB gadget is made with USB 3 details, then it will not get enough power when you use it with your Mac that will use the USB port or the link. You also need to see that you are using the right USB port and the connection.

5. Update The Device Driver And The Firmware

Try updating the device driver and the firmware.

When you get the error message USB accessories are disabled then it can happen because the gadget driver or the firmware that is on your Mac is outdated. To avoid this thing you can refresh the driver of the gadget.

You can go to the official website of Apple and then get the current updates. You can even refresh the software on your apple computer by pressing the Apple logo. Then, you have to click on the system preferences followed by the system updates. Then you can check for the updates and follow the given manual to complete the process.

6. Try A Different Port

Sometimes the problem is in the port. May be the power that your Mac requires is not served by the running port. There are so many different ports that can be used to get different range of power. Just carefully eject the USB device and use it with other better ports.

This will resolve USB Port not working on Mac, if not, then move to the next step.

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7. Try A Different Cable

Try A Different Cable

USB cables are available in different power that forms and models. Like type C USB cable will surely attract more power than type A USB Cable.

Thus, you can try switching your regular USB cable with a standard one to fix USB Port not working issue.

8. Reset SMC On Mac

To manage low level settings on Mac, SMC or System Management Controller is used. Here are the steps that you need to follow to reset SMC on Mac without T2 chips:

  1. Click and hold shift + option + control + R keys as soon as your Mac starts.
  2. Hold the keys together until the Apple Logo appears.
  3. This will boot your Mac automatically.

Is your problem fixed now?

9. Reset NVRAM On Mac


NVRAM is where your Mac keeps it’s data stored. If the NVRAM is erroneous, Mac may fail to detect USB ports, and flash the USB Accessories Disabled message.

You can fix this problem by resetting the NVRAM.

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Wrapping Up:

So, now with the help of this post, you got to know how to fix USB accessories disabled on Mac. The steps that have been listed are quite easy to follow. You can try these methods and let us know in the comment section below whether your problem was fixed or not.

Frequently Asked Questions

Q. How Will You Know That Your USB Is Disabled?

To make sure that the Mac OS shows the USB gadget, here are a few steps that you have to follow:

  1. Press the apple logo.
  2. Now choose the option About the Mac.
  3. Now you have to click on System report or More info.
  4. Now confirm that the USB gadget is recorded and there is no issue. In this way, you will get to know whether the USB is disabled or not.

Q. What Do USB Accessories Disable On Mac Means?

Do you know why the USB accessories disabled issue occurs? Well, the USB accessories disabled error message pops up because USB gadgets do not have enough power to work. If this happens to you then you have to use the USB which is a self-powered gadget.

Q. Why Does My Mac Keep Saying USB Accessories Disabled When Nothing Is Plugged In?

Do you use the SD card slot often? Its possible a contact is bent within it shorting it out. This is also true with the other USB ports as well. The I/O board and its cable is replaceable! 

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