Marcus stared at his Nokia G20. It was a good phone—solid, durable, with a battery that seemed to last forever. But to Marcus, a tinkerer at heart, it felt like a beautiful house where the landlord had locked the basement, the attic, and all the tool sheds.
On his laptop, he opened a command prompt in the Platform Tools folder and typed:
He backed up his photos to Google Drive, exported his contacts, and copied his music to an external SSD. He triple-checked. Once the process started, the phone would become a blank slate.
Marcus plugged the G20 into his laptop using a good data cable—not a cheap charging-only cable.
fastboot oem unlock He paused. His finger hovered over the Enter key. Then he remembered—many newer Nokia devices (including the G20) don't use the standard fastboot oem unlock . They use a different method: a from Nokia.
He then rebooted the phone into the bootloader mode using:
