However, like many GSM phones of its era, the Nokia 100 often comes "network locked" or "SIM locked." If you have just purchased a second-hand unit or inherited one, you have likely faced the dreaded screen: "SIM Restriction Enter Restriction Code" or "Enter Unlock Code."
If you follow this guide, your tiny, durable Nokia 100 will go from a carrier-specific brick to a . In an era of surveillance and fragile glass, there is profound freedom in a phone that just calls and texts—unlocked, untethered, and unstoppable.
This guide is for educational purposes. Always confirm that you own the device and are legally permitted to unlock it. Mis-entering codes multiple times may permanently lock your device. Proceed with caution.
In the age of smartphones with curved glass and AI cameras, there is a quiet but powerful resurgence of the feature phone. Among the most cherished relics of this movement is the Nokia Model 100 , specifically the Type RH-130 . Rugged, cheap, and boasting battery life measured in weeks, this device is the go-to backup phone, work site companion, or first phone for a child.