-
Read the FAQ article, How does KiCad know which symbol pin represents which pad of the footprint? .
-
Edit either the symbol, or the footprint, until they meet the requirements explained in the above article. The following FAQ articles may be helpful:
Tutorial: How to make a symbol
Tutorial: How to make a footprint (From scratch)? -
Save the modified items (footprint and/or symbol) and use the modified version(s) in your project.
Dale