Locate the 15-digit IMEI number, usually found on a sticker under the battery or on the device's casing. You can also dial *#06# on many devices to display it.
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While modern devices have moved toward more complex, server-based unlocking methods, tools like Universal Mastercode V.04 Locate the 15-digit IMEI number, usually found on
: Look for the 15-digit IMEI number printed on the back of your modem or on its box. Locate the 15-digit IMEI number
When prompted for a "SIMLOCK Code" or "Unlock Code," enter the generated unlock code. Important Safety Tips