Using an outdated version of the SP Flash Tool that doesn't support the device's specific chipset or security protocol.
For a deeper dive into troubleshooting, you can refer to these community-curated guides: SP Flash Tool Error Guide: A comprehensive list of error codes and solutions on Scribd. Hovatek Forum: Often cited as the primary resource for solving BROM protocol errors MTK Bypass Utility: For newer devices, check GitHub issues brom protocol error check device environment
If you encounter this error, work through these steps to fix your environment: Using an outdated version of the SP Flash