(e.g., carrier refuses because you bought a second-hand phone with a balance), then you need a third-party Motorola Network Unlock Tool .
There are several Motorola Network Unlock Tools available on the market, including: motorola network unlock tool
The third category of tools operates in a legal gray area: server-based unlocking and software cracking. Many online services claim to use a "remote tool" where a user pays a fee, and the service remotely accesses the manufacturer's database to whitelist the device. While convenient, this market is rife with fraud. Furthermore, there are "free unlock tools" available for download on various forums. These often come Motorola Network Unlock Tool: A Comprehensive Overview Part
You’ve paid off your Moto G Power, Edge, or Razr. The contract is over. But when you slip in a new SIM card from a different carrier, you see the dreaded message: “Invalid SIM. Network locked.” Pros: Usually free or low cost if you
: Users can swap to local SIM cards when abroad to avoid exorbitant roaming charges.