The file is a critical driver setup information file used by Apple Inc. for its mobile devices. Specifically, it is the 64-bit version of the driver configuration file that allows Windows computers to recognize and communicate with an iPhone, iPad, or iPod touch over a USB connection.
If your computer doesn't see your device, you can force the driver to update using these steps: usbaapl64inf+file+download+link
: The safest and most reliable sources for downloading INF files and drivers are usually the official websites of the hardware manufacturers or the official Microsoft Update Catalog. The file is a critical driver setup information