
George Hayward, who worked on Facebook’s Messenger app (second from left), has claimed that killing someone’s phone battery puts people at risk
(Picture: PA Archive)Facebook can secretly drain users’ smartphone batteries, a former worker has alleged.
The tech giant used a method known as “negative testing” that allows software companies to quietly deplete a device’s power to test new features and snuff out bugs, ex-staffer George Hayward originally claimed in a lawsuit, the New York Post has reported.