Just unscrew it.
This is usually cause by a stuck brake light switch on the brake pedal. Replace it.
Just unscrew the rear brake light, turn out the socket, and replace the bulb.
On the brake pedal assembly.
Brake light switch needs adjusting or replacing. It is too sensitive.
The instrument cluster must be removed to replace the light bulbs on it.
You have to remove the instrument cluster to get access to the bulbs.
Stop light switches are mounted on the brake pedal lever, typically.
"Stuck" brake lights indicate that the brake light switch on the brake pedal is broken. It should be replaced.
You need to remove the instrument cluster.
Why ? Just replace it.
You may be low on brake fluid. If you are low on brake fluid you may be ready for some brake work or you have a leak somewhere in the system, have it checked soon!
Its a whole led unit replace whole deal not bulb