If you have another jailbroken iOS device or Mac:
Force DFU mode (Hold Power + Home for 10 seconds, then release Power but keep Home for 8 seconds). Loader For Iphone9 3-d101ap Not Found
The error message typically appears during advanced system operations like jailbreaking or using custom ramdisk tools . It indicates that the software cannot find the specific iBoot loader or firmware files required for the iPhone 7 (GSM model) If you have another jailbroken iOS device or
Contrary to popular belief, Apple’s internal device identifiers do not match consumer marketing names. On Linux distributions (Ubuntu, Fedora, Arch), the usbmuxd
On Linux distributions (Ubuntu, Fedora, Arch), the usbmuxd service sometimes fails to map the iPhone 8’s vendor ID (05ac) and product ID (12a8 for DFU mode). Without proper USB mapping, the loader tool cannot query the device for its d101ap identifier, leading to a "Not Found" error for the loader.