This is usually a connection issue. Verify your CLK, CMD, and DAT0 connections are not bridged. Also, ensure the phone battery is disconnected, and the box is receiving power from the PC's USB port.
Do not trust random dump files from unofficial forums – many contain malware or are from dead devices. Instead: Realme 5i Dump File Easy Jtag
I was amazed at how easily the Easy JTAG dump file resolved my Realme 5i's issues. My device was stuck on a bootloop, and I had tried several other repair methods without success. After using the dump file, my device was restored to its factory settings, and it's been running smoothly ever since. This is usually a connection issue
The Realme 5i (codename: RMX2030 ) uses a MediaTek Helio P60 (MT6771V) processor. When the eMMC enters a corrupt state—often due to a failed OTA update, bad flash partition, or voltage drop during writes—the processor may not enter mode correctly. SP Flash Tool will return errors like S_BROM_CMD_STARTCMD_FAIL or S_DA_EMMC_FLASH_NOT_FOUND . Do not trust random dump files from unofficial
Using a is a powerful technique for technicians to unbrick devices that standard tools cannot fix. It requires patience and a solid understanding of eMMC protocols.
Once you have downloaded the correct dump file (e.g., from a verified source like BestFlashFile or MobiFirmware), follow this process to write it to the phone using Easy Jtag.

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