This is a vital step in color managing your whole system. If you only use one type of paper and one type of ink on one printer then possibly you might prefer to purchases a pre-made profile. But, if you expect to change your printer every year or two and you try different papers and inks as they come to market then being able to create your own profiles is very important. There are a number of products available for printer profiling, but WiziWYG from Praxisoft is the latest and least expensive. A calibration target is needed as well and when you place your order it will be mailed to you.
Usage is very straightforward.
There's no point in my replicating his excellent work here again. Please also note that if you have a flat-bed scanner you can profile it as well, but in any event you must have a flatbed scanner as part of the printer profiling process with this product. Clingmans Dome Forest. If you do not have a program for creating custom profiles you can still obtain them elsewhere or have them custom made for you. It really makes a difference in print quality.