Suggest Easy Tips to HP Printer using 123.hp.com/setup

I need an advanced printing machine for my printing services. Printer plays an important role in completing printing tasks. So, I need a printing machine for the excellent printing services. I believe in using HP products because of unique and exciting features and advanced printing functions. So I want to set up HP printer with the help of 123.hp.com/setup. I have opened this website in the favorite browser and click on download option. After this step, I am facing problems for the set up procedure. I am not able to guess what I should do for this set up procedure. So anyone can suggest the easy tips to set up HP printer using 123.hp.com/setup.