The answer to 'do I need rewiring' is that it depends on the age and condition of your home's electrical system. If your home is more than 40 years old or has outdated wiring, it may be time to consider a full electrical rewiring. Signs you need rewiring include frequently tripping circuit breakers, flickering lights, outlets that don't work, or burning/discolored outlets and switches.
Rewiring a home is a major project that requires a licensed electrician. They can inspect your electrical system, identify any safety issues or code violations, and provide a recommendation on whether a full rewire is needed. Rewiring ensures your home has the capacity to safely handle modern electrical loads and reduces the fire risk from outdated wiring.