| Need | Explanation | |------|-------------| | | Users can download an .ipa file via 12.6.5 and install it on a device without requiring the current App Store version. | | App backup/management | Allows manual control over which apps are synced, unlike modern iOS management. | | Legacy device support | Works with older iPods, iPads, or iPhones (iOS 9–12) where newer iTunes versions cause sync issues. | | Enterprise provisioning | Businesses using custom in-house apps without MDM may rely on iTunes 12.6.5 for sideloading. | | No Wi-Fi / restricted internet | Some users download .ipa files once and deploy offline. |