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If you are connecting to a screen using a docking station try clicking Windows Key + P.
If you are connecting to a screen wirelessly through your laptop try clicking Windows Key + K
Right click on your desktop and select 'Display Settings' then change the drop down to either duplicate or extend your displays
When using a laptop, screen and TV go to 'Display Settings' again. Ensure that display 1 (laptop) is showing as 'duplicate desktop on 1 and 3' - this will make sure that your laptop is duplicated on the TV.
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Click on Display 2 (screen) and ensure it is showing as 'extend desktop on this display'. You can then use this screen to do other work which students won't be able to see e.g. marking registers.
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