Nokia Fastmile 5g Gateway 31 Unlock ((top)) Page

Generic firmware (sometimes labeled "Nokia 5G21 FASTMILE OEM") removes carrier bloatware. To flash:

Before unlocking, ensure the bands of your new carrier match the FastMile 3.1: : n1, n3, n7, n28, n40, n41, n77, n78. nokia fastmile 5g gateway 31 unlock

The most reliable method is to contact your original service provider. If your contract is finished or the device is paid off, they are often legally required to provide the unlock code for free. nokia fastmile 5g gateway 31 unlock