There are a few reasons why a key wont turn in a lock.
Yale door lock not working.
When yale keyless lock problems set in you are likely to find yourself doing a lot of troubleshooting and frequent resetting of the lock.
Replacing the battery once every year is recommended to ensure optimal performance.
Master reset on yale lock.
Door lock stiff key not working in the lock.
The critical battery indicator causes the yale real living deadbolt to flash red and the lock does not operate.
A door lock can also start jamming due to a lack of lubrication.
If these techniques fail contact the yale support team for advice.
One touch locking lets you quickly lock your door by pressing the yale logo on the keypad pressing your palm on the keypad or pressing three fingers on the keypad.
To confirm that this is the reason your yale keyless lock is not working at the moment check your lock history in the nest app.
The person could be trying to open the door with the wrong key.
Part of the key could be worn away leaving it the wrong shape to open the lock.
If it indicates that an update is ongoing give it a few minutes for the process to be completed.
Updates typically take a few minutes so this should not cause too much inconvenience.
When an update is ongoing you will not be able to lock or unlock your door using the nest app or the keypad.
If your warranty is valid you may be able to get a replacement.