Sc25131-lts2v103.part1.rar -

: Right-click part1.rar and select "Extract Here." Copy the resulting files (not the folder) directly to the root directory of your USB drive. Do you have the other parts of this archive, or

Based on similar firmware structures found on technical forums like 4PDA , the extracted folder will typically contain:

: Use a high-quality USB drive formatted to FAT32 . sc25131-LTS2v103.part1.rar

: Text files such as config.txt or updatecfg.txt that define screen resolution and hardware settings.

: Ensure you have every "part" of the archive (e.g., part1 through partX). : Right-click part1

: This usually stands for Long Term Support (v2) , indicating a stable release branch of the software. v103 : This is the version number ( Version 1.03 ).

: This often identifies the specific hardware platform or chipset, frequently associated with Unisoc (formerly Spreadtrum) processors used in car infotainment systems. : Ensure you have every "part" of the archive (e

: Confirm your device's current version in Settings > System Info . Flashing incorrect firmware can "brick" your device.