If youve tried this and the new light bulb doesnt kick on and all the other fixtures in the landscape seem to be fine its possible you have a bad socket.
Fixing outdoor light fixture. Replace the Mounting Bracket. A new light fixture should come with mounting hardware. Double check all the wiring connections and make sure wiring splices are made correctly using the right connector.
I removed the glass globe and sprayed the bottom piece with affiliate link Oil Rubbed Bronze by Rustoleum spray paint. Make sure your new outdoor light fixture is firmly attached to the wall. If one your fixtures has stopped working you can try replacing the light bulb first.
Once you determine where the short has occurred you can decide how to fix it. If you are replacing an outdoor light fixture a fully-shielded fixture is best to minimize glare and light trespass. Think about it though.
Globes can get broken wiring can come loose and the fixture can become so weathered that theres no hope of repair. This can be tricky if the recessed area is shallow to work within. Outdoor lights are often found on front and back porches back patios garage entrances or on the gable end above the garage entrance.
Aside from electrical code violations and risk of water entry that short-circuits the light fixture making it unsafe even to touch leaks into the building wall at this sloppy light installation risk longer term structural damage from rot or from having attracted wood-destroying insects. Wrap the ground wire once or twice around the threading of the ground bolt near the head then tighten the ground bolt to secure. Extend the straps to meet the ceiling rafters on either side of the box and screw them to.
Unless you want the threat of a fire hazard it will need some troubleshoot modifications. The reason for fixing these fixtures is to get more air over the lights so they dont get hot. Connect the wires from the junction box to the wires on the new fixture according to the manufacturers instructions.

