If you need to repair or update your device, you should only use the official stock firmware provided by Vivo to avoid damaging the phone:
After flashing the “hot” global firmware: vivo y75a global firmware hot
| Error | Meaning | Fix | |-------|---------|-----| | STATUS_SEC_IMG_TYPE_MISMATCH | Vivo secure boot rejects image | Flash original sec.dat | | STATUS_BROM_CMD_SEND_DA_FAIL | Driver issue | Reinstall VCOM, use USB 2.0 port | | S_DL_GET_DRAM_SETTING_FAIL | Wrong preloader | Use region-matched preloader | | ERROR: STATUS_DEVICE_CTRL_EXCEPTION | Battery below 30% | Charge phone, retry | If you need to repair or update your