Fix BCM20702A0 Driver Error on Windows 10 / 11


The BCM20702A0 driver is the Bluetooth driver that enables the Broadcom Bluetooth device to communicate with the operating System.
Users receive the BCM20702A0 Driver is Unavailable error if there is a problem with this driver due to corruption or improper installation.

This problem affects USB Bluetooth adapters in particular. It may also prohibit Bluetooth devices from functioning on Windows.
The BCM20702A0 may also be accompanied by an error symbol in the Device Manager.

It is a typical issue if the generic Bluetooth drivers overlap and clash with the BCM20702A0. You may remedy this by disabling the conflicting driver, albeit this may only work for some.

Error Cause for BCM20702A0 Driver is Unavailable

The most common cause of the BCM20702A0 Driver is Unavailable Error is:

  • BCM20702A0 drivers in conflict with others
  • The driver is out of date, missing, or corrupt.
  • Concerns regarding the Bluetooth Support Service
  • An error occurring during driver installation
  • USB Bluetooth Adapter Defective

How to Repair the Error BCM20702A0 Driver is Unavailable

Start by activating Airplane mode before attempting any of the popular remedies. Reboot the computer and turn off the Airplane mode.
Finally, verify that Bluetooth is functioning correctly.

To access the Airplane mode, navigate to Settings > Network & Internet > Network & Internet.

Utilize Bluetooth Troubleshooting

The Windows troubleshooter is a system program that analyses and resolves issues with internet connectivity, display, and other components.
This troubleshooter may also be used to resolve Bluetooth difficulties.
It will also fix Bluetooth drivers if they are missing or corrupted.

  • Press Windows Key + I to access the Settings menu.
  • Navigate to System> Diagnostics.

  • Click Other troubleshooting options.

  • Other problem-solvers

  • Find the Bluetooth diagnostic tool and click the Run button.

  • Bluetooth problem-solving
  • The Bluetooth troubleshooter will run and identify any faults.

Bluetooth troubleshooter that detects problems

Follow the prompt and resolve the problem. Recommences Bluetooth Support Service

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The Bluetooth support service helps the operation of Bluetooth peripherals and enables the identification and pairing of Bluetooth devices located remotely.

  1. This service automatically begins when Bluetooth is enabled.
  2. To resolve many Bluetooth-related difficulties, you can try restarting the service.
  3. Tap Windows key + R, then type services.MSC and press Enter.
  4. Locate the Bluetooth Support Service in the list of services and right-click it.

5. Select Properties.

6. Change the kind of Startup to Manual.

7. Click the Stop button, followed by the Start button.

8. Finally, restart the device and see whether the problem has been resolved.

Disable Incompatible Driver

This issue might arise if your USB Bluetooth adapter uses the BCM20702A0 driver. Most customers have fixed the issue by deactivating the generic driver in Device Manager. In most cases, deactivating the Intel-based Wireless Bluetooth driver achieves the desired result.

  1. Unplug the USB Bluetooth adapter from the device first.
  2. Enter devmgmt.Msc after pressing the Windows Key and R.
  3. Click Bluetooth to broaden the list of devices.
  4. Click the Bluetooth device’s context menu and select Disable device.

5. Click the Yes button to confirm disabling the driver.

Turn off Bluetooth Driver Update BCM20702A0

The BCM20702A0 driver may be incompatible or have reached end-of-life. It may prevent the System from registering the drivers correctly. You can resolve the issue by updating the driver via the device manager or manually editing it.

Device manager may be accessed by pressing Windows Key + x and selecting the Device management option. Expand the Bluetooth section and select the device with a right-click.

  • Choose Update Driver

  • Select Look automatically for the driver to have Windows search for and install the necessary drivers.
  • If the BCM20702A0 driver is already on the disc, select the option Browse my computer for driver.

Follow the on-screen instructions to upgrade the Bluetooth driver.

The Bluetooth drivers can be manually updated from the manufacturer’s website. Additionally, verify whether the BCM20702A0 driver update is available via Windows Update. These drivers may be found under the Optional updates section.

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Select Settings > Windows Update > Advanced settings > Optional updates from the menu.

Determine whether the required driver update is available and awaiting installation.

Reinstall driver

Occasionally, even upgrading the drivers could be more effective. This can occur if newer versions replace faulty drivers and missing driver files need to be restored. You may repair this by reinstalling the BCM20702A0 driver.

  • Windows Key + X will launch the Device Manager.
  • Expand the Bluetooth device list under the Bluetooth section.
  • Select Uninstall device by right-clicking the BCM20702A0

  • Tap the Uninstall button.

Download the Broadcom Bluetooth Controller driver from the website of your laptop’s manufacturer. Execute the installer to update the Bluetooth driver for Broadcom. Restart after the driver installation is complete.

Remove Bluetooth and USB Controller Drivers.

Uninstalling the Bluetooth and USB controller drivers has been a solution for several customers. These drivers may conflict with one another, which might cause this issue.

However, deleting them may have repercussions, such as the inability to use specific peripherals. Therefore, proceed with caution before doing this action. Windows will install the generic drivers for the removed driver, but you will still be exposed to the hazards posed by this workaround.

  1. Proceed to Device Manager.
  2. Right-click the Bluetooth devices list after expanding it.
  3. Click Uninstall and then confirm your selection.

4. Uninstall the USB Controller driver by using a similar procedure.

5. It is located beneath the Universal Serial Bus controllers.

6. Restart the computer, finally.

7.Windows installs the generic drivers for the removed drivers at device startup.

8. Determine whether the Bluetooth issue remains.

Perform System Restore

A driver installation failure or corruption might cause a Bluetooth problem. You can revert to the restore point and return the device to a functioning state without reinstalling Windows. However, to execute a system restore, you must have enabled this function and established a restore point before the Bluetooth driver issue BCM20702A0  occurred.

  • Press Windows Key + R and then type rstrui before pressing Enter.
  • Select Restore using Recommendations and click Next.
  • Click Complete to begin the restoration procedure.