How do I fix a kitchen faucet that is leaking underneath up by the top

How do I fix a faucet that is leaking underneath the sink and rotting the floor out

  2 answers
  • William William on Jun 21, 2018
    Is it leaking from the connections or the base? Is it a single or double? Is it loose on top?

  • Danette Danette on Jun 21, 2018
    It is leaking underneath I think from a connection. It is a single and the top is not loose but it has a small crack on the seam of the handle.