Open Windows Device Manager. Plug in the powered-off phone. Look for a device labeled "MediaTek PreLoader USB VCOM". If an exclamation mark appears next to it, right-click and manually update the driver software.
In the MediaTek ecosystem, a Scatter File is a low-level configuration file that serves as a memory map for the chipset. It tells the flash tool exactly where each piece of the system software should be written on the device's internal storage.
: This happens in newer SP Flash Tool versions. Solution: Edit the scatter file with Notepad++. Find the NVRAM partition entry and change is_download: true to is_download: false . Save the file and reload it.
Acquiring the correct scatter file is the first step. Here are the most reliable methods and sources for an : mt6755+scatter+file+verified
means:
The names of the target partitions (e.g., boot , recovery , system , userdata ).
: The initial bootloader that handles communication between the PC and the device. Open Windows Device Manager
: A "verified" file is one that has been tested on a specific device model (e.g., Sony Xperia XA , Oppo F1s , or UMi Super ) to ensure partition addresses match the physical hardware, preventing potential device bricking.
If you cannot find a reliable scatter file online but have a working sister device, you can extract a verified scatter file manually: Download or MTK Droid Tools .
A scatter file means the file has been extracted directly from an official stock ROM or pulled from a working device of the exact same model and region. If an exclamation mark appears next to it,
Visit or Firmware.center . Search for your exact model (e.g., MT6755__OPPO__CPH1605 ). If the SHA-256 of their scatter matches yours, it’s verified.
: Specifically configured for devices using the ARM-based MT6755 architecture with eMMC storage types.
In the drop-down menu, you will see three options. Choose wisely: