Zigbee2MQTT Reporting Configuration: min/max Intervals
A slow-updating sensor and a broker-flooding device share the same cause. How Zigbee2MQTT's min/max reporting interval and reportable_change actually work.
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troubleshooting
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Zigbee2MQTT Network Map Explained: Reading LQI and Depth
Zigbee2MQTT's map shows LQI, depth and zero-value links with no legend. What each number means, which ones are cosmetic, and the few that need action.
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Zigbee2MQTT Battery % Stuck or Wrong: Why It Happens
Diagnose stuck or implausible Zigbee2MQTT battery values: raw scaling, voltage curves, stale reports and model-specific low flags, with practical checks.
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Sonoff Power Sensors Stuck? eWeLink’s 2026 Cloud Block
SonoffLAN documents a 2026 cloud power-update restriction. Check the local fix introduced in v3.11.0, exact device support and VLAN connectivity.
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Zigbee2MQTT Install Codes: Why Some Devices Need Them
Register a Zigbee2MQTT install code: identify the correct device label, supported adapter and QR format, then verify registration before pairing.
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Zigbee2MQTT linkquality Explained: What the Number Means
Zigbee2MQTT's linkquality is a single-hop number measured at the coordinator. What it really tracks, why the network map disagrees, and when to act.
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Zigbee2MQTT Coordinator Backup and Restore: The Full Guide
Create and verify a Zigbee2MQTT data backup, check adapter-specific radio export limits, and plan coordinator migration and identity recovery.
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Changing Your Zigbee2MQTT Channel Without Losing Devices
Zigbee2MQTT broadcasts a channel change to paired devices on zstack and ember adapters. The config edit, sleepy devices, and the backup-file trap.
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How to Write a Custom Zigbee2MQTT External Converter
Create and load a Zigbee2MQTT external converter: exact device matching, a modern template, enable_external_js, runtime loading and invalid-code checks.
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Zigbee2MQTT Unavailable After HA Restart: bridge/state
Diagnose Zigbee2MQTT entities unavailable after a restart. Check current bridge-state refresh, MQTT discovery, birth messages and broker persistence.