If SP Flash Tool returns a "BROM Error," it usually means the drivers are not communicating or the Auth Bypass failed. Always ensure you are using the correct scatter file for your specific chipset; using the wrong file can lead to a hard brick.
Install the MTK drivers. If you are on Windows 10 or 11, you may need to disable "Driver Signature Enforcement" in the recovery settings to ensure the VCOM drivers install correctly. Step 2: Bypass MediaTek Secure Boot
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Power off your device completely. Run the Auth Bypass Tool on your PC. Click on the "Bypass" or "Disable Auth" button. Connect your phone to the PC while holding the Volume Up and Volume Down buttons simultaneously (the specific key combo may vary by model).
A complete backup of your data, as this process will perform a factory reset. If SP Flash Tool returns a "BROM Error,"
First, download the latest version of SP Flash Tool and extract the contents to a folder on your desktop. You will also need the "Auth Bypass Tool." Modern MediaTek chips use a secure boot architecture that blocks SP Flash Tool from communicating with the device without an authorized account. An Auth Bypass tool mimics this authorization locally.
Battery level maintained above 50% to prevent power failure during the flash. Step 1: Prepare the SP Flash Tool Environment If you are on Windows 10 or 11,
Disconnect your phone and power it on. You may see a "Red State" or "Orange State" warning during the splash screen; this is a normal indication that the bootloader is unlocked.