Boot the device into stock recovery mode (usually Volume Up + Power) and run a Wipe Data / Factory Reset alongside a Wipe Cache Partition . Invalid IMEI / No Signal After Flash
Here’s the short answer:
are often required to wipe existing data and flash custom ZIP files. Flash Method 1: Using SP Flash Tool (Firmware/ROM)
Go to and tap Build Number 7 times to enable Developer Options. mt6580 firmware android 9 install
A or "Success" window will appear once the process is 100% complete. Using Generic System Images (GSI)
: This often indicates a mismatch between the preloader file inside the firmware package and the physical hardware configuration of the phone. Verify that your device is specifically an MT6580 variant.
Back up all data (photos, contacts, apps) using TWRP or Titanium Backup. Battery: At least 60% charge. Drivers: MediaTek VCOM USB Drivers installed on your PC. Flashing Tool: The latest version of SP Flash Tool. Boot the device into stock recovery mode (usually
Change the flashing dropdown setting from "Download Only" to "Firmware Upgrade". This permits the tool to resize the target partitions safely. Boot Loop / Sticking on Logo
Click on Scatter-loading and select the MT6580_Android_scatter.txt file from your downloaded Android 9 firmware folder. Ensure all partitions are checked.
Ensure the dropdown menu is set to . Do NOT use "Format All + Download" as it can erase your device's unique IMEI number. 3. Initiating the Flash Power off your device completely. Click the Download button in the SP Flash Tool. A or "Success" window will appear once the
If you are installing a custom Android 9 ROM (like LineageOS), you must first install a custom recovery like : In TWRP, perform an Advanced Wipe of System, Data, and Cache. : Select the ROM ZIP file and then the Open GApps package (Android 9.0 version) to include Google services.
If you lose network, restore your NVRAM backup made before flashing. Advantages of Android 9 on MT6580