Application will not start
- Confirm your platform and architecture match the installed package.
- Install pending operating-system and Store updates.
- Restart the device and record any visible error exactly.
Horizon Tech ServicesChoose your platform for current availability, then use the shared troubleshooting and issue-report guidance below.
Use the Horizon Tech Services inquiry form, select Other, and begin with “Harborleaf bug report.” Include this template:
Platform: Linux / Windows / macOS Distribution: Snap / DEB / Microsoft Store / Mac App Store / TestFlight App version: Build number: OS version: Architecture: Package type: Problem summary: Steps to reproduce: Expected result: Actual result: Error message: Reproducible with a non-confidential test PDF: Yes / No
Do not send confidential PDFs, passwords, private keys, or sensitive screenshots. Reproduce the issue with a non-confidential test file whenever possible.
Use the inquiry form, select Other, and begin with “Harborleaf security report.” Include the platform, distribution, version, impact, and safe reproduction steps. Do not include active exploit payloads or secrets in the first message.