Hermetic Modular

Web Programmer

Troubleshooting

If the programmer is not connecting or flashing as expected, try the steps below.

Windows Users

From experience, the most common issue on Windows is the USB driver. You can fix it with Zadig.

Zadig USB Driver Fix →

macOS Users

The most common issue on macOS is missing USB permissions. Allow accessories to connect:

  1. Open the Apple menu > System Settings.
  2. Click Privacy & Security in the sidebar.
  3. Scroll down and select Accessories.
  4. Set Allow accessories to connect.

Linux Users

Your browser may need permission to access USB devices explicitly granted. This varies between distributions, so search for a guide for yours.

General Help

Daisy has a thorough troubleshooting guide that covers most common WebUSB programmer issues.

Daisy Web Programmer Troubleshooting →

Still Stuck?

You can always come ask for help.

Join the Discord →