You cannot copy these files to an SD card. You need a Windows PC (Windows 7 or Windows 10 with driver signature enforcement disabled).
Before diving into the specifics of Arnova 10d G3 firmware and ROM, it's essential to understand the basics of these terms. Firmware refers to the software that controls the basic functions of a device, such as its operating system, boot loader, and hardware drivers. ROM, on the other hand, stands for Read-Only Memory, which refers to the non-volatile memory that stores the device's firmware. In the context of Android devices, ROM is often used interchangeably with firmware. Arnova 10d G3 Firmware Rom