Solution: The GDI language is mis-matched. Try all alternative Sharp drivers: AR-5316, AR-5516, AR-5620, or even AR-M160. One will work.
The harsh truth: The scanner portion of the AR-5618 is almost impossible to get working on Windows 10 64-bit. Sharp never released 64-bit TWAIN drivers. You have two options: sharp ar-5618 driver windows 10 64 bit
Once you have downloaded the driver file (usually a .exe or .zip file), follow these steps: Solution: The GDI language is mis-matched