Win 10:

Right click the desktop to enter into display setting, click icon 2 which represents the
Coast 22, there is a box named "Change the size of text, apps, and other items", 
make it 100% and calibrate again.

 

Win 8:

Right click the desktop toenter into screen resolution, click icon 2 which represents 
the Coast 22, there is a link named "Change the size of text, apps, and other items",
click it and choose "Smaller-100%", calibrate again.

 

Win 7:

Right click the desktop toenter into screen resolution, click icon 2 which 
represents the Coast 22, there is a link named "Change the size of text,
apps, and other items", click it and choose "Smaller-100%", calibrate again.