Before we dive into the technical steps, it is important to clarify what "firmware" means in the context of your Acer Iconia One 10.
Firmware is the low-level software embedded in your tablet’s read-only memory. For the B3-A40, this includes the Android operating system (usually Android 7.0 Nougat or Android 8.1 Oreo), the bootloader, kernel, and system partitions. acer iconia one 10 b3-a40 firmware
Open flash_tool.exe as Administrator. Click on "Scatter-loading" and navigate to the extracted firmware folder. Select the MT8167B_Android_scatter.txt file. Before we dive into the technical steps, it