Practical recommendations
Before you start, ensure you have:
These operations typically erase all user data on the device.
: Click the start button and wait for the process to complete. Safety & Verification Android Multi Tool - Home
: Wiping user data/patterns when the phone is locked.
Many local repair shops use paid "boxes" (like Infinity-Box or Miracle Box) that are much safer and more reliable for these tasks. To help you find the right tool, could you tell me: What is the exact model of your Nokia phone?