iHost Zigbee2MQTT Stopped Working? The ezsp-to-ember Fix
Zigbee2MQTT on a SONOFF iHost's on-board radio failing with an ezsp error? The radio is on 8.x firmware. The one-line ember fix, the port and the caveats.
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Zigbee2MQTT Ping Spam From an Absent Device? The Backoff Bug
Zigbee2MQTT pinging a long-gone device every 12 seconds? A setTimeout overflow in the availability backoff. How 2.14.0 fixes it, and a workaround.
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Zigbee2MQTT OTA Failing on Multiple Devices? A Rogue Server
OTA checks failing on several unrelated Zigbee2MQTT devices at once? One misbehaving device can hijack OTA server discovery. How to spot and remove it.
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Zigbee2MQTT Automations Without Home Assistant Running
A third-party extension runs automations inside Zigbee2MQTT itself, so triggers keep working when Home Assistant is down. Here's how it works.
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Aqara Integration in Home Assistant: What It Actually Is
Home Assistant's Aqara integration has no setup flow of its own. What it is, how to add Aqara Matter devices locally, and what not to confuse it with.
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Zigbee2MQTT keep_config: Remove a Device, Keep Its Settings
Zigbee2MQTT's remove request just gained keep_config and clear_cache. What each preserves before you re-pair a device, and what neither one touches.
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Aqara’s Thread-to-Zigbee Switch: Every Device That Needs the App Once
Six Aqara devices ship in Thread mode and stay invisible to Zigbee2MQTT until you run them through the Aqara Home app once. Here's the list, and the exceptions.
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Zigbee2MQTT Device Removed, Still Shows in Home Assistant
Removed a device in Zigbee2MQTT but Home Assistant still shows it? How the automatic discovery cleanup works, why it misses, and the current fix.
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Zigbee2MQTT Multiple Coordinators in Home Assistant
Zigbee2MQTT cannot run two coordinators in one instance. How a second instance works in Home Assistant, and the identity collision that breaks entities.
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Aqara Wall Switch Generations Compared: Which to Buy
Aqara sells five wall-switch families: D1, H1, H2, E1 and Z1 Pro. Here's what really differs between them, and which one fits your wiring.