3utools — Error Unable To Restore Idevice--75-

: A failing battery or a motherboard issue (such as NAND or CPU brownout) that causes the device to disconnect under the heavy load of a restore. Step-by-Step Solutions 1. Optimize the Physical Connection

Software mismatches between 3uTools and the Windows driver environment can trigger error -75. 3utools error unable to restore idevice--75-

: Loose or damaged USB cables, or faulty USB ports on the PC. : A failing battery or a motherboard issue