BenQ RM8602K 86" Class 4K UHD Educational Touchscreen LED Display - Manual (Page 42)

Menu operations 42
More settings
Advanced settings (Android system)
Go to Device > Advanced settings .
• Press  /  /  /  on the remote control and press OK to confirm or directly click an
item.
• Press on the remote control or click a blank area outside the menu to exit the
menu.
Menu Description
Key lock Press OK on the remote control or click the switch to lock or
unlock the buttons on the front panel of the display.