Use the tool to select the .nb0 or .mlf file and flash it to the device in Download Mode [1]. Common Issues
Since the device supports Project Treble, ARM64 GSI images (Android 10/11/12) can be flashed to update the OS beyond the official Android 9/10 limit. Key Considerations
Flashing stock ROMs on the Nokia 3.1 generally requires the OST LA (Online Service Tool) or SP Flash Tool because these devices often require specialized authentication to flash signed files [1]. ROM Nokia 3.1 [ES2] (TA-1049-1057-1063-1070-107...
Flashing incorrect firmware can result in null IMEI or loss of network connectivity. Always backup your NVRAM/NVDATA partitions if possible [1].
The Nokia 3.1 runs on a MediaTek MT6750 chipset. Because it is part of the Android One program, it originally ran stock Android. Finding custom ROMs (like LineageOS) for this device can be challenging due to its locked bootloader status, but flashing stock firmware or GSI (Generic System Images) is possible [1]. Use the tool to select the
Get the appropriate stock firmware for your specific TA-variant (ES2).
You will need MediaTek USB VCOM drivers installed on your PC to flash files. Installation Method (Stock Firmware) Flashing incorrect firmware can result in null IMEI
The official Android ROM provided by HMD Global, often used to unbrick or restore the device.