If the wire is too tight to the wall to make that easy you have a second option.
Running wires in insulated ceiling no attic.
2 place the electrical box that will contain the wiring for the device being installed against the wall where.
Cold cobweb filled crawl spaces damp basements and tight attics are all just a part of the job.
Running electrical wire through the channel between ceiling joists is generally easiest.
Locate the wall studs with a stud finder in the area where you re snaking your wires.
Tear the sheet across the width instead of tearing it lengthwise.
Here is how to fish wire through a ceiling.
Worst can you open the ceiling 5 inches from the wall and work from there.
New lighting cable computer networking and sound systems can all require wiring that may need to come through the ceiling.
On a single story home or the the upper floor of a multiple story home this means accessing your attic to run wire.
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.
First you can tear or cut the insulation sheets in half and lay half behind the wire and half in front.
A 3 inch strip of drywall is enough to run receptacles around a room.