setting Smart Pie 48v

[Stegolden]

hello,
i've assembled trekking bike (28" - 700x45c tires) with Smart Pie4 hub and 48v 11ah lithium battery

now I have hub with factory parameters (see below)
someone help me to set with better parameters for my bike?
can I increase power of the hub?
crankset have 44x32x22 combination but when I use 44x11 the hub not work.....