Nmap is one of the most versatile network troubleshooting tools available, offering a detailed view of what's happening across your devices.

1] Run Hardware and Devices Troubleshooter Running a Hardware and Devices Troubleshooter is another quick fix to resolve error code 9.

Troubleshooting Faulty Computer Hardware Computer hardware components individually heat up and cool down as they're used and then not used, meaning that eventually, every single one will fail.

In addition to the Hardware and Devices Troubleshooter, you can also try running the Bluetooth Troubleshooter. The Bluetooth Troubleshooter is available in Windows 11/10 Settings.

So far, we've tried repairing the device, troubleshooting it on the hardware and software levels, and tweaking its settings.

A team of researchers has developed a new tool designed to revolutionize hardware troubleshooting, with the help of 3D phone scans.