Which challenges did James Watts steam engine help with?

James Watt's steam engine addressed several challenges of the Industrial Revolution, primarily by providing a reliable source of power for machinery, which enhanced productivity in factories. It improved the efficiency of existing steam engines, reducing fuel consumption and operational costs. Additionally, it enabled the mechanization of various industries, including textiles and mining, ultimately facilitating transportation and contributing to urbanization. This innovation significantly transformed economic and social structures during that era.