IPod Touch support iOS 9, along with other A5 devices. This makes the iPod Touch fifth generation the first iPod Touch to support four major versions of iOS. Recent iOS updates have been free for owners of supported iPod Touch models, but Apple received criticism for charging iPod Touch owners for versions 2.0 and 3.0, which iPhone owners received for free, and for excluding certain features from the iPod Touch software that the iPhone included. Apple's position was that they could add features for free to the iPhone because the revenue from it is accounted for on a subscription basis under accounting
IPod If an iPod is formatted on a Mac OS computer, it uses the HFS+ file system format, which allows it to serve as a boot disk for a Mac computer. If it is formatted on Windows, the FAT32 format is used. With the release of the Windows-compatible iPod, the default file system used on the iPod line switched from HFS+ to FAT32, although it can be reformatted to either file system (excluding the iPod Shuffle which is strictly FAT32). Generally, if a new iPod (excluding the iPod Shuffle) is initially plugged into a computer running Windows, it will be formatted