Best way to check why high beam on one light no working

[josh1331]

Being a duff on electrical and doing things the hard way, with and without tester One of my high beams doesn't work. What is the procedure best to check this out please. Wiring is all new. Was working before now on one passenger side light. No high beam. I checked bulbs etc but went no further until I check with my fellow brothers on this web john