To install a plug-in vanity light, follow these steps:
- Turn off the power to the existing light fixture.
- Remove the old fixture and disconnect the wires.
- Mount the new fixture base to the wall or mirror.
- Connect the wires from the new fixture to the existing wires using wire nuts.
- Attach the fixture to the base and secure it in place.
- Turn the power back on and test the light.
Remember to always follow the manufacturer's instructions and consult a professional if needed.