How to make my Geforce graphic card as the default graphic card for my PC?

Everytime when I format my PC, I have to replace back the orginal graphic card first, then install the Geforce graphic card again after formatting. If I just leave the Geforce graphic card inside my PC, the screen will be just appear black after formatting. Is there a way to make my Geforce graphic card as the... show more Everytime when I format my PC, I have to replace back the orginal graphic card first, then install the Geforce graphic card again after formatting. If I just leave the Geforce graphic card inside my PC, the screen will be just appear black after formatting. Is there a way to make my Geforce graphic card as the default graphic card, which means I don't have to restall the Geforce graphic card after I formatted my PC?
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