|The light is off when you press the fingerprint panel||No power||Charge the STL|
|STL is in unlocking mode||Insert the steel pin in the locking hole again strongly|
|Any finger can unlock||The STL is in default mode, administrator account is not registered and set||Register and set administer account’s fingerprint|
|Cannot unlock||Finger is too wet/dry||Keep your fingers clean when using the STL|
|Finger is dirty|
|Fingerprint is distorted||Use another registered user account’s fingerprint to unlock|
|The motor is jammed||Reinsert steel pin in the locking hole and then try to unlock it again|
Still having troubles?
Include your order ID and a detailed description of your STL's symptoms in the message. If the incident is associated to the key, please also email us the key's serial number.