Questions, problems or ideas: write to support@seconddisplay.app. It helps if you:
- name the Mac you work on and the Mac you use as a display, with their macOS versions;
- say how they’re connected: Thunderbolt, USB, Wi‑Fi or Ethernet;
- attach diagnostics from the Mac where the problem shows. Send diagnostics
For a refund, write within 14 days of your purchase. For a privacy request, write to privacy@seconddisplay.app.