Use secret Android codes to test used phones before buying to avoid hidden hardware issues. Third-party apps might not cover all hardware aspects like Android's built-in diagnostic tools.

With smartphone prices rising, secondhand phones offer big savings — but buyers need to be careful. Here’s how to avoid scams and pick a quality device.

Used phones with TikTok already downloaded are going for a pretty penny as the app remains unavailable on third-party stores, while Trumps seeks an American buyer. Used phones preloaded with ...

Zion Market Research estimates that in the US, the market for used phones could grow by about 13% a year through 2032. Glen Cardoza, a senior research analyst at Counterpoint, says a few things ...