Turn off the water supply valves under the sink
Open the faucet to release any remaining water pressure
Place a bucket or towel under the sink to catch drips
Disconnect the supply lines from the faucet
Remove any mounting nuts or brackets securing the faucet
Loosen the nuts with a basin wrench or adjustable wrench
Lift the faucet straight up and out of the sink or countertop
Scrape away any old sealant or plumber’s putty
Clean the mounting surface after removal