Attic access is not needed and you won t need to patch the ceiling after.
Run wire above ceiling joist no attic.
Also learn how to install a wifi thermostat install a sliding tv platform and upcycle a light strip to a hanging pendant light.
You can then splice on a new piece of wire make sure it is the same wire gauge and run the new piece from the junction box back to the fixture box.
How to fish an electric wire through a ceiling.
Attaching an electric wire under a ceiling joist.
Whenever i do attic wiring i remove the insulation and staple it to the ceiling joist.
Installing a ceiling fan in an area where you have no attic access is a relatively easy task if you have the right materials and you take your time.
Adding a new ceiling light direct wiring an attic fan or installing any other type of overhead electrical fixture requires access to electricity.
For vertical work you can cut about 6 inches below the wall ceiling joint drill through the top plat and then fish from the opening ion the ceiling.
A 3 inch strip of drywall is enough to run receptacles around a room.
If this meets code then i will be running attic wiring in this manner from now on.
I was also under the impression that if wiring is in an attic space that it may need to be derated because it can get very hot up there.
Worst can you open the ceiling 5 inches from the wall and work from there.
Learn how to install recessed lights without attic access with this tutorial.