Go to the "Download" tab and select your custom file in the Download-Agent field. 3. Use an Auth Bypass Tool
Right-click the device, select , and check "Delete the driver software for this device."
No, the STATUS_EXT_RAM_EXCEPTION is a safety mechanism that halts the flashing process. It does not cause any permanent damage to your phone's software or hardware. It simply prevents an incompatible flash from proceeding.
Older versions of the tool cannot accurately map the memory blocks of modern 64-bit MTK processors. sp flash tool status ext ram exception
Check your device’s exact model number (e.g., MT6765, MT6580) and region.
Multiple or corrupted USB VCOM drivers can cause the tool to lose connection during the DRAM initialization phase. Proven Solutions and Fixes 1. Use a Custom Download Agent For many modern MTK devices, you must replace the default MTK_AllInOne_DA.bin with a custom file specific to your chipset (e.g., DA_6765_6785_6768_6873.bin
Using aggressive flashing modes can trigger security flags in the device's bootloader. Go to the "Download" tab and select your
If you want, tell me the device model, chipset (e.g., MT6580, MT6737), SP Flash Tool version, and the exact log lines — I can provide tailored next steps.
Start with simple fixes: verify drivers, switch USB ports, use mode, and disable "Check LIB DA Match." If these fail, proceed to more advanced solutions like disconnecting the battery, using an MTK Bypass Utility, or employing the mtkclient tool. For last-resort scenarios, consider hardware-level solutions like using a Test Point or MiFlashPro.
If your phone has a locked bootloader, you may need a separate tool running in the background while you flash. Clear Buffer It does not cause any permanent damage to
If you encounter this error, community experts on forums like suggest the following sequence: Verify Firmware Identity
: The standard Download Agent provided with Smart Phone Flash Tool may not support the specific RAM vendor (Samsung, Micron, SK Hynix) used in your device.
Note: Only use this if you are sure the firmware matches your device model, as it skips some safety checks.