You can play Xbox 360 games on an Xbox One if you have the game discs. Normally, you need to buy a new disc to play an Xbox 360 game on an Xbox One. The Xbox store offers a number of Xbox 360 games that you can purchase and install alongside your Xbox One games. However, if you are a subscriber to Xbox Live Gold, you can download free Xbox 360 games on your Xbox One every month. Xbox Live Gold also promises to provide free Xbox 360 games in the future.
Another option is to use an emulator. Emulators are programs that simulate the functionality of a game console. Modchips are chips that are physically installed on some consoles. You can also use your PlayStation 3 to play Xbox 360 games on your Xbox One. Some games that work on Xbox 360 will work on the Xbox One, but you may have to buy them used or borrow them from a friend.
Although the Xbox One was announced at E3 2015, it was not yet backwards compatible with Xbox 360 games. This was an unexpected move by Microsoft, but it was a popular surprise. The company added support for backwards compatibility to hundreds of Xbox 360 titles. This means that you can play Xbox 360 games on your Xbox One if you have them on your computer or download them as PDFs. Luckily, backwards compatibility on Xbox 360 games has not stopped Microsoft from adding more titles, including the Xbox 360’s 20th anniversary update.