How do you use a presta valve adapter when inflating a tire with a Schrader valve pump?

To use a presta valve adapter when inflating a tire with a Schrader valve pump, you need to screw the presta valve adapter onto the presta valve on the tire. This adapter allows the Schrader valve pump to work with the presta valve. Then, you can use the Schrader valve pump to inflate the tire as usual.