| Error Code | Meaning | Verified Fix for MT67xx | | :--- | :--- | :--- | | | Wrong DA version or USB issue | Use SP Flash Tool v5.1728 or v5.1824. Change USB 3.0 to USB 2.0 port. | | STATUS_EXT_RAM_EXCEPTION (0xc0050005) | Incorrect preloader or RAM init fail | Flash only preloader first using "Firmware Upgrade" mode. | | S_DL_GET_DRAM_SETTING_FAIL (0x13be) | DRAM mismatch | Replace the custom_ram file in the DA folder or use a generic DA for MT67xx. | | STATUS_SEC_AUTH_FILE_NEEDED (0xc0030013) | Authentication required (MT6739/MT6755) | Obtain auth_sv5.auth from the stock ROM or use MTK Bypass Tool v27+. | | ERROR: S_FT_DA_NO_RESPONSE (0x7104) | Dead battery or loose connection | Charge battery to at least 30% externally. Use a different USB cable. |
Stick to "Download Only" whenever possible to preserve your IMEI and serial number. Driver Setup: MediaTek VCOM drivers sp flash tool support mt67xx verified
| Processor | Cores | Key Feature | Found In | |-----------|-------|-------------|-----------| | MT6735 | 4x A53 | 64-bit, LTE Cat-4 | Alcatel Flash, numerous budget phones | | MT6737 | 4x A53 | Mali-T720 MP2 | Samsung J series, Lenovo K6 | | MT6750 | 8x A53 | LTE Cat-6, 1080p support | LG X Cam, Doogee Mix | | MT6753 | 8x A53 | OpenGL ES 3.1 | Lenovo A7000, Meizu M2 Note | | MT6755 (Helio P10) | 8x A53 | 21MP camera, dual SIM, 4G+ | Oppo F1s, Vivo V3 | | MT6795 (Helio X10) | 8x A53 | 2.2 GHz, 120Hz display | HTC One M9+, Xiaomi Redmi Note 2 | | MT6797 (Helio X20) | 10x (2x A72 + 4x A53 + 4x A35) | Tri-cluster CPU | LeEco Le 2, Vernee Apollo Lite | | Error Code | Meaning | Verified Fix
One of the most significant aspects of verified MT67xx support is the handling of Secure Boot and Authentication (DA) files. Modern MT67xx devices often feature locked bootloaders and secure boot chains that prevent unauthorized firmware modifications. Verified support in SP Flash Tool implies that the utility can correctly process Download Agent (DA) files and "auth" files, which are necessary to bypass or satisfy these security handshakes. This capability is vital for "Format + Download" operations, which are often the last resort for devices stuck in a boot loop or those that have lost their IMEI information due to partition table damage. | | S_DL_GET_DRAM_SETTING_FAIL (0x13be) | DRAM mismatch |