• Substrate volume and sensor location
• Place the MT22 consistently
• Calibrate the MT22
• Configuration
• Wiring and placement
• Sensor compatibility
• > Check the release version before downloading: older published binaries may contain v2. A v3 source branch or successful CI artifact is not itself a published v3 release. Factory hostnames include a MAC suffix; check DHCP/discovery for the actual address.
• Home Assistant
• Troubleshooting
• Upgrading from v2
• Sources and evidence limits
• Validation