: Modern solutions now support "Permanent MDM Removal," meaning you can factory reset the device afterward without the lock returning.
For a visual walkthrough on permanently removing MDM across different security patches on this model, check out this guide: 14:01 nokia g21 ta1418 mdm dump file security patch better
If your Nokia G21 TA-1418 is running a security patch older than 6 months—or worse, is completely bricked—then using an MDM dump file is not just an option; it is the . It offers a "better" security patch than waiting for a carrier to approve an update. : Modern solutions now support "Permanent MDM Removal,"