CSR8510 A10 Driver is Unavailable error in Windows 10

If you use a Bluetooth 4.0 dongle on your PC, you may have CSR8510 A10 Driver. It is one of the most versatile drivers as it allows your PC to connect to a wide range of devices such as smartphones, speakers, headset, etc. Developed by Qualcomm Technologies Internation ltd, CSR8510 A10 enumerates directly as HID USB device.


According to many Windows users, the Bluetooth dongle is not connecting to their PC. When they try to investigate, they found that the Device Manager is saying CSR8510 A10 Driver is unavailable. If you are one of them then this article is for you, as we are going to see all the possible fixes to solve this error.

The problem with this driver is that you can not just uninstall and reinstall the driver, as we do in most cases, because the manufacturer has discontinued this driver. Therefore, you need to update this by the general method of updating a driver.

CSR8510 A10 Driver is Unavailable

Before looking at any of the mentioned fixes, you need to unplug and replug your dongle. If the issue persists, you can follow the given solutions. These are the things you can do to fix CSR8510 A10 Driver is Unavailable error in Windows 10.

  • Rollback Driver
  • Update Driver

Before going forward, one thing you need to make sure that you are doing the following solutions in the given order. So, let us talk about them in detail.

1] Rollback Driver

If you have started experiencing this issue after updating your driver then you need to downgrade it to fix the issue. To do that, follow these steps:

Launch Device Manager by Win + X > Device Manager.
Expand Bluetooth, right-click on CSR8510 A10 driver, and select Properties
Go to the Driver tab and click Roll Back Driver.
If the option is greyed out, this means that your driver is not up-to-date, and updating it can fix the issue.

2] Update Driver


Updating the CSR8510 A10 driver can fix the issue in most cases. So, we are going to fix the issue by updating your CSR8510 A10 driver. To do that, follow these steps:

  • Launch Device Manager by Win + X > Device Manager.
  • Expand Bluetooth, right-click on CSR8510 A10 driver, and select Update driver.
  • Now, select Search automatically for updated driver software to let Windows search the web for an updated driver.
  • Finally, restart your PC and see if the issue persists. You can even use a third-party application to update the driver.
Hopefully, this has helped you to fix the CSR8510 A10 Driver is Unavailable error in Windows 10.

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