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Lock showing as not certified and Homekey no longer works
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1
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38
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October 28, 2026
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Rekey sam set of keys
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3
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20
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October 19, 2026
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U400 Keypad Wake
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1
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59
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October 15, 2026
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Aqara Smart Lock U400 – About The Next Firmware（Jul 29)
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185
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12457
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October 14, 2026
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[Help needed] How much clearance is needed above the deadbolt centre for the Aqara U400?
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3
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43
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September 28, 2026
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U400 Pause Autolock Temporarily via Timer
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3
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75
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August 12, 2026
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U400 + iPhone 15: UWB works for some time only
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13
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283
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August 10, 2026
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U400 Inside/Outside Speaker
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1
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42
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August 9, 2026
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Aqara Smart Lock U400 Pairing Guide
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5
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1051
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August 6, 2026
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My experience with the U400 vs Kwikset
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3
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166
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June 20, 2026
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Possible locking issue with the U400 if door is left open for longer than 10 minutes
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4
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235
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June 4, 2026
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When will the U400 Deluxe Kit Be Available For Purchase In the U.S.?
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9
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903
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April 16, 2026
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U400 addition knocked out HomeKey access?
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3
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85
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March 31, 2026
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No notifications from U400 lock when door is locked or unlocked
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5
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317
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March 31, 2026
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U400 and UWB doesn't unlock when I walk up
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4
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420
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March 29, 2026
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Can someone help me understand the benefits of pairing the U400 with a Matter over Thread hub?
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9
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370
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March 24, 2026
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U400 Auto-Lock with HomeKit
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1
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79
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February 7, 2026
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Aqara multi-lock user management
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1
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285
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February 7, 2026
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U400 video to enjoy 😊
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0
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52
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January 27, 2026
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Impressive Lock!
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1
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39
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January 25, 2026
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U400 smart lock first impression
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11
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243
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January 22, 2026
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The first UWB lock that supports Apple Home ! Smart Lock U400
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1
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95
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January 9, 2026
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