Simply sign up to the US companies myFT Digest -- delivered directly to your inbox. Sony’s faulty-battery woes deepened on Thursday as the Japanese electronics maker said it was starting a worldwide ...

Sony executives apologized Tuesday for inconveniences caused by a massive global recall in laptop batteries, but said the problems were now fixed and that none of the company's top leaders would ...

First of all, here's how I noticed the symptoms of battery deterioration. Since I purchased the WF-1000XM4 in September 2021, I have been using it for about 4 hours a day, but a few months ago I ...