'''Error: "You are using a low version APP. Please update it to the latest version and re-add the lock"'''
This error can be fixed by deleting the lock from the TTLock app and then re-adding it.
'''Error: "failed or means no - 表示失败或否"'''
This error usually means the bluetooth connection between the lock and the gateway is too weak.
= Disconnect=
Delete your username and password and set Synchronize to "disabled" to disconnect.