How to tell if an outlet is burnt out?

Determining whether a wall electrical outlet has burnt out, shorted out, or suffered permanent internal failure involves conducting a thorough visual inspection and voltage testing. Key warning signs of a burnt-out outlet include visible black soot staining or char marks around the plug slots, melted or warped plastic housing edges, a strong burning chemical or fish-like odor, or slight warmth radiating from the faceplate. Additionally, testing the receptacle slots with a digital multimeter will show zero volts across the terminals due to an internal open circuit. You can troubleshoot electrical faults safely by isolating power first. You can verify that your outlet is burnt out when visual checks confirm heat damage or a multimeter registers zero power, proving you must shut off the breaker and replace the receptacle.