The ability to use an Android phone on any compatible carrier’s network indicates that the device is not locked to a specific provider. An unlocked state offers flexibility in choosing service plans and using local SIM cards while traveling. This state is often achieved by meeting specific requirements set by the original carrier, or by purchasing the device outright without a service contract.
An unlocked Android phone provides users with greater control over their mobile experience. Benefits include the freedom to switch carriers based on coverage or pricing, and the potential to increase the resale value of the device. Historically, locked phones were common, but consumer demand and regulatory changes have pushed carriers towards offering more unlocked options.