Why Isn’t My Smart Home Key Doorlock Palm Working Properly?
If your smart lock isn’t functioning as expected, it’s usually due to power, connectivity, or setup issues. This guide covers the most common problems and how to resolve them quickly so you can restore full functionality.
Key Areas Covered:
Model Number: USI/DOOR/LOCK/PS/HK
Lock not powering on
Connectivity issues
Unlock failure
Battery problems
App pairing issues
Lockout due to incorrect attempts
Troubleshooting
Lock not turning on
Replace all batteries with new AA alkaline batteries
Lock not responding to app
Ensure Bluetooth is enabled
Confirm device is on the same Wi-Fi network
Unable to unlock with palm recognition
Clean the sensor surface
Maintain proper distance (5–9 inches)
Password not working
Check for input errors
Wait 1 minute if locked out after multiple attempts
Device not pairing
Press and hold SET button to re-enter pairing mode
Reset the device if needed
Lock jammed or not aligning
Recheck installation alignment
Ensure deadbolt is installed correctly
Batteries drained
Use USB-C emergency power
Use backup key for immediate access
FAQs
Q: How do I reset the lock?
A: Hold the SET button for 5 seconds until the green light appears.
Q: Why is my lock temporarily disabled?
A: Too many incorrect attempts triggered a security timeout.
Q: Can I still unlock during power failure?
A: Yes, use the backup key or emergency power port.
Usage & Tips
Replace batteries at the first low-battery alert
Avoid mixing battery types
Keep firmware/app updated
Regularly test lock functionality
Use scramble code for added security