Almost four million smart meters in Great Britain were not working at the end of 2023, according to government data. Faulty meters can mean customers rely on estimated bills, with some paying too much ...

Here we’ve listed the issues and questions we hear most often, along with the experts' answers on what to do if you've experienced these issues. Some 16% of Which? members with smart meters said ...

Smart meters are designed to give both you and your energy provider accurate and regular updates on how much energy you’re using. But there are many common concerns about how they work. These include ...