To refresh your screen automatically you should edit your system Registry. But the best technique to edit the windows registry keys, always export or backup the whole windows registry keys on backup drive before editing. Because any mistake in Registry can cause serious problem in your computer to run properly.
Follow the given steps to change the updates automatically.
First click on Start button then type Regedit in Run option.
In Registry Editor panel go to the path:
HKEY_LOCAL_MACHINE / System / CurrentControlSet /
Control / UpdateMode
Here in right hand side panel edit the DWORD value to be between 1 and 5.
Now restart your computer after any changes to go into effect.
note: If you are novice, please take support of an expert for registry update.