You can learn why BCM20702A0 driver error appear in Windows 11 and 3 easy methods to fix it as well as how to backup the system after fix the error for better protection. Read on for more details.
The BCM20702A0 driver allows several Bluetooth components on your computer to communicate with your operating system. If this kind of error occurs on your computer, you will not be able to use any bluetooth devices such as keyboard, mouse or headset with their system. BCM20702A0 driver errors generally occur due to network-related issues or Bluetooth connectivity issues. In addition, this article also summarizes these common reasons.
Once you understand why BCM20702A0 driver is unavailable, you can read on to learn three useful ways to fix this error. With detailed graphic tutorials for each method, you can follow these steps. Try these methods in turn, I believe there is always a method that can help you fix this error.
You can first try to fix Broadcom BCM20702A0 error in Windows 11 by turning airplane mode on or off. Follow the steps below.
Step 1: Go to Start > Settings > Network & Internet.
Step 2: Turn Airplane mode on or off in the right area.
Step 3: Alternatively, you can click the Airplane Mode section to go to its page. There, you can enable/disable Wi-Fi and Bluetooth separately to manage Airplane Mode.
Step 4: Restart your computer.
If the first method didn't help you fix the error, next, you can try to fix the BCM20702a0 driver problem using Windows 11's Bluetooth troubleshooting tool.
Step 1: Navigate to Start > Settings > System > Troubleshoot > Other troubleshooters.
Step 2: There, under the Other section, find the Bluetooth column and click the Run button.
Step 3: Then, follow the on-screen instructions to complete the troubleshooting. It will detect and help you deal with your problem. Once it find the cause, just correct the error accordingly. You may need to restart your computer when finished.
Removing all bluetooth drivers or all USB controllers might help you deal with this. You can follow the steps below.
Step 1: Press Win + X together to open the Device Manager in Windows 11.
Step 2: Extract Bluetooth. Right-click on the first Bluetooth driver and click Uninstall device. Then delete the other Bluetooth one by one in the same way.
Step 3: Expand the Universal Serial Bus Controllers section and uninstall all its sub-drivers.
Step 4: Restart your machine and Windows will automatically reinstall all removed drivers.
After you fix this problem, you can use your bluetooth and system normally. In order to avoid similar errors making the system unusable again, it is recommended that you back up the system regularly. Free backup software AOMEI Backupper Standard can help you backup your system easily.
You can set different backup frequency, backup method and backup destination according to your needs. It supports multiple Windows operating systems. If you accidentally have any problems with your system, you can use the system backup to quickly restore and use the system normally.
First, you need to download this freeware and install it. If you are a Windows Server user, AOMEI Backupper Server is more suitable for you.
Step 1. Open the software and click Backup > System Backup.
Step 2. It will select system partition and boot-related partitions automatically. And you just need to select a destination.
Step 3. Click Start Backup to backup the Windows system.
Notes:
This article describes what is BCM20702A0 driver error and why BCM20702A0 driver error appear in Windows 11. If you also encounter this problem, then you can try to fix it with the three methods mentioned in the article. After the repair is complete, you can use your bluetooth and system normally.
To avoid similar errors causing the system to become unusable again, you can regularly backup the system with the free backup software AOMEI Backupper Standard. This way, even if the system accidentally encounters a problem, you can quickly restore from the previously created system backup and use your computer normally.
In addition, this software also provides functions such as File Backup, Partition Backup and Disk Backup to fully protect your computer security. You can download this software to explore more useful functions.