| Apple IOS Firmware Update Format | |
| Apple | |
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Files with the .DFU extension low-level system data – namely device information used for booting mobile devices manufactured by Apple, such as the iPhone and the iPad.
DFU files are contained in IPSW packages, which, together with other types of files, are used for updating devices. DFU stands for Device Firmware Update.
Mac OS
iOS
| .adm | Administrator Policy Template Format |
| .adml | Microsoft Administrative Language-specific XML Template Format |
| .admx | Microsoft Administrative XML Template Format |
| .aml | Microsoft Assistance Markup Language |
| .ani | Animated Cursor |
| .ann | Microsoft Windows Help Annotation Format |
| .aos | Archos Signed Encrypted Data Format |
| .asec | Google Android Encrypted Application Package Format |