If the consumer unit looks old and the wiring history is unclear, guessing is the wrong approach. Here's the fix that actually works in practice.
What a full house rewire costs and how long it takes in Kent, when old wiring becomes unsafe, and what a compliant upgrade should include.
Electrical faults can look minor until they are not. If lights flicker or breakers trip, get a proper diagnosis from a qualified Kent electrician.
What a modern consumer unit upgrade costs in Kent, when old fuse boards become a risk, and what a compliant install should include.