Web Programmer

Troubleshooting

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

General Help

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

Daisy Web Programmer Troubleshooting →

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.