Lenovo W500 User Manual page 8

II. If an Android system does not support all or some of the shortcut keys, please
switch to Android input method or Google input method.
III. If the keyboard and the device fail to pair, please take the following steps.
1. Please check whether the device's Bluetooth protocol is 3.0 or above.
1) Open "Device Manager" and find "Bluetooth".
2) Click the in front of "Bluetooth" to view its version information.
7