Beta Firmware

This is a documented list of beta firmwares Apple has provided to developers or were used for testing. To be able to use and download this software legally, you must have a $99/year Apple developer account. The download links here require you to login to the developer center before you can download them.

There has always been a big confusion about the firmware versions of the Apple TV (2nd generation), because the version numbers don't match the version number that is being displayed. Here's an overview. The best way to refer to a specific firmware is to use the build number.

Key

 * Build: Build number with a link to the key page.
 * Version Displayed: This is the version that is shown on the TV screen.
 * Build Displayed: This is the number in brackets after the version, shown on the TV screen.
 * iOS Version: This is the internal Apple iOS version this build belongs to.
 * IPSW: Version number in the IPSW filename: . Prior to 4.3 (8F455), the version number in the IPSW filename of all public releases matched the internal version. Afterwards, the filename of all public releases matches the Marketing Version