iPod touch (5th generation)
Users still on iOS 6.0 through 7.0.6 must update to 8.4.1 via OTA prior to installing OTA updates for iOS 9.0 or newer.
Users still on iOS 7.1 through 7.1.2 may update to iOS 9.0, but appear to be given a dummy update first.
| Version | Build | Prerequisite Version | Prerequisite Build | Release Date | OTA Download URL | File Size |
|---|---|---|---|---|---|---|
| 9.2.1 Public Beta | 13D11 | — | 17 December 2015 | c6481ec72c77533e684b09ac1f6fa1713f2435fd.zip | 1,173,574,340 | |
| 9.2.1 beta 2 | 13D14 | 9.2.1 | 13D11 | 4 January 2016 | 09f2a7291698019bb919a6f5099ccc3e588b8205.zip | 31,026,290 |
iPod touch (6th generation)
| Version | Build | Prerequisite Version | Prerequisite Build | Release Date | OTA Download URL | File Size |
|---|---|---|---|---|---|---|
| 9.2.1 Public Beta | 13D11 | — | 17 December 2015 | 9683f7e94301e4dbc9ba7b2bc44bfaf77e5177d5.zip | 1,340,113,803 | |
| 9.2.1 beta 2 | 13D14 | 9.2.1 | 13D11 | 4 January 2016 | c27adca2f0baf7da66be026aa82fa31e33fe4be5.zip | 31,172,661 |