Troubleshooting:if your keyboard does not work properly;1.please make sure that your computer bluetooth function is enabled;2.the keyboard should be within 10 meters of the computer;3.the connection password entered is correct;4.keyboard built-in battery power is too low,please charge the keyboard ;5.if the keyboard is not connected or paired with the tablet computer after successful pairing,the text input delay or even typing letters appear in the process,please according to the following steps:delete all bluetooth devices,tablet computer Bluetooth option in the closed on a tablet computer bluetooth option,-restart the tablet computer keyboard and tbalet computer again.