: Get the SP Flash Tool v5.1420 from a reliable source like SourceForge and extract it to your PC.
: Open the folder and run the Flash_tool.exe as an administrator. Download Nokia Flash Tool 1420
: Repair devices that won't turn on due to software corruption. : Get the SP Flash Tool v5
: Turn off your Nokia phone completely. While holding the Volume Down (or sometimes Volume Up) button, connect it to your PC via USB cable. Download Nokia Flash Tool 1420