Even with the correct "Nokia TA1070 flash file UMT full", you might encounter errors. Here is the fix matrix:
Scatter file (for SP Flash Tool/UMT) or .nb0 (for OST Tool) Android Versions: Available for Android 8.0, 9.0, and 10 Required Tools for Flashing Nokia 3.1 Flash File (Stock ROM) - RepairMyMobile.co nokia ta1070 flash file umt full
If you have the UMT dongle and the correct firmware, here is the general workflow (UMT v2 or v3 software): Even with the correct "Nokia TA1070 flash file
Browse and select the MT67xx_Android_scatter.txt file from your downloaded firmware folder. : nokia ta1070 flash file umt full
When you find the firmware, it should contain these core components for a "full flash":