Using an old or used phone might not be safe. Here's how you can check if it is and how you can protect yourself.

While buying a mid-range smartphone is a good alternative, these may get more expensive because of increasing tariffs and ...

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.

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.

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 ...

(Many smaller carriers "piggyback" on larger networks. AT&T phones are compatible with Consumer Cellular, for example.) Buying a used phone? Make sure it's from a trusted source. (Amazon has a ...