Function Keys; Windows Keys - Asus PAD-B3000DQ1 E-Manual

Activates the Lock screen
Activates screen capture tool
Turns the microphone on or off

Function keys

Press
When the function keys feature is enabled, you can also access HotKeys
by holding down

Windows keys

There are two special Windows keys on your ASUS Tablet's keyboard
used as below:
or
* On selected models
46
to enable or disable the function keys feature.
in combination with the top row keys.
Launches the Start menu
Displays the drop-down menu*
ASUS Tablet and ASUS Mobile Dock E-Manual