: The official firmware provided by your device manufacturer. This is essential for unbricking a device, fixing "hang on logo" issues, or returning to a factory state.

When the message appears, the tool is literally saying: “Check at least one box in the partition list.”

Odin (Samsung) and Mi Flash (Xiaomi) work differently—they expect a full package and assume you want everything. SP Flash Tool comes from an embedded engineering world (MediaTek powers not just phones but IoT devices, industrial boards, and DVD players). In those environments, you flash blindly. You pick exactly which ROM region to write.