Before you begin the flashing process, run through this checklist to minimize risk:
: Ensure you are using at least v5.20 or later.
: As a last resort, use this option, but be aware it will erase your IMEI and TEE data, which may disable cellular and fingerprint functions.
Keep at least three versions of SP Flash Tool on your PC for different device generations. sp flash tool error status ext ram exception
Download the exact fastboot/scatter ROM for your build number. Update to the latest SP Flash Tool version . Secure Boot Use an MCT Bypass tool to disable DAA/SBC protection. Failed RAM Chip Consult a technician for EMMC/RAM replacement.
The flashing mode dropdown dictates how the tool interacts with the device storage.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Before you begin the flashing process, run through
: You are likely trying to flash a ROM that isn't made for your exact hardware revision. DA Mismatch
Include logic analyzer screenshots showing failed vs successful DRAM initialization sequence.
If successful, you must manually restore your network IMEI numbers using specialized MTK NVRAM repair tools after the flash completes. Hardware-Level Considerations Download the exact fastboot/scatter ROM for your build
Intermittent connection drops can trigger memory exceptions during the handshake process. Download the latest . Open Device Manager on your Windows PC.
This option completely wipes your device partitions, including critical IMEI and NVRAM calibration data, often triggering RAM exceptions if configuration data is lost. Set the dropdown menu to Firmware Upgrade or Download Only .
In the partition list below, uncheck the box next to .