Learning Hindi typing is a good Idea!
Placement of fingers on Keyboard:
The placements for fingers are same for Hindi Typing and English typing. Always use same finger to type particular character and after press that key return your finger on previous stat.
Placement of fingers on Keyboard Home Row:
The home row is the row where we put our fingers first when we start typing. When we move our fingers for press any key then after pressing that key we must return our key to previous position means home row position see the image below to know about home key position its same for English and Hindi Typing.