Ultimately, the Nokia Polaris v1.0 SPD project was canceled. Microsoft shuttered Nokia’s feature-phone R&D in 2016. The Spreadtrum partnership was later inherited by HMD Global, which used SPD chips in the Nokia 105 (2019) and Nokia 220 4G .
Only use the specific PAC file (firmware format for SPD) that matches your exact Nokia model. How to Use the Tool nokia polaris v1.0 spd
: Enabling diagnostic communication via AT commands to modify internal system values. User Experience & Reliability Accessibility Ultimately, the Nokia Polaris v1
Do you have an engineering sample of the Nokia Polaris? Send photos to our retro-tech archive. In the meantime, keep your SPD flash cables ready—just don’t unplug them mid-flash. Only use the specific PAC file (firmware format
: Used to fix corrupted or invalid IMEI issues on supported chipsets.
: Reflashing the stock ROM to clear software glitches or remove forgotten security codes. IMEI Restoration