Zigbee2MQTT Transmit Power: Why It Might Do Nothing
Zigbee2MQTT's transmit_power has per-chip ceilings, a firmware precondition, adapters that reject it outright, and a reason your LQI won't move.
~/archive $ ls -la
Archive
network-config
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Tuya on an IoT VLAN with Home Assistant: What Breaks
Moving Tuya Wi-Fi devices to an IoT VLAN breaks LocalTuya discovery, not local control. The mechanism, the one firewall rule, and the manual-IP fix.
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Zigbee2MQTT Network Key: Changing It Without Losing Groups/Scenes
Changing the Zigbee2MQTT network key re-pairs every device and drops groups and scenes. The startup error that follows, and how to rebuild them.
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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 Install Codes: Why Some Devices Need Them
Hit \"Unsupported install code\" in Zigbee2MQTT? Which devices need one, why the printed code often isn't the whole code, and how to add it locally.
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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
Zigbee2MQTT backup and restore works on zstack and ember adapters only. How to trigger one, what's in it, and what a restore really gets you back.
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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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ZHA to Zigbee2MQTT Migration: Re-Pair or Convert DB
Migrating from ZHA to Zigbee2MQTT: the reliable re-pair method, the two-part no-re-pair shortcut, and how to sequence it without losing your mesh. Stays local.
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Zigbee2MQTT on a UGREEN NAS: Docker vs VM Passthrough
UGREEN NAS boxes list Home Assistant as an official app, but Zigbee USB passthrough is documented only for virtual machines, not the Docker app center.