The progress bar at the bottom will turn red, then yellow, indicating the firmware is writing to the eMMC storage.
The search for the specific string suggests you are likely looking for a firmware file or a scatter file specifically configured for an MT6577-based Android device, often associated with tools like SP Flash Tool or Miracle Box. mt6577 android scatter emmctxt hot
The is a dual-core Cortex-A9 SoC (2012–2013 era), commonly found in early budget smartphones. It supports both NAND and eMMC flash storage. The scatter file (text-based layout descriptor) is used by SP Flash Tool, MTK Droid Tools, and custom recovery builders to define partition offsets, sizes, and types. The progress bar at the bottom will turn