Unlock CASIO from Mattel
Permanently remove the Mattel network lock from your CASIO using its IMEI. Use any SIM, anywhere — including international carriers when you travel.
Price
$19.99
Delivery
1-5 business days
Method
Official IMEI
Permanent factory whitelist. No software.
About this CASIO × Mattel unlock
Mattel locks devices to its network when sold on contract or financed. Unlocking your CASIO is straightforward once your account meets Mattel's eligibility criteria — typically the device must be paid off and not reported lost or stolen.
DeviceDecoded uses the manufacturer's official unlock channel. We submit your CASIO's IMEI directly, and once approved, the device is permanently whitelisted. The unlock survives factory resets, OS updates, and SIM swaps.
Mattel country coverage
Mattel operates in 1 country. Your CASIO unlock works regardless of which country it was originally sold in.
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FAQ — CASIO on Mattel
- Can Mattel block this unlock?
- No. Once your CASIO's IMEI is whitelisted on the manufacturer's database, Mattel cannot reverse it.
- Will my CASIO stay unlocked after a factory reset?
- Yes. The unlock is permanent at the factory level — it persists through factory resets, OS updates, and SIM changes.
- Do I need my Mattel account credentials?
- No. We unlock by IMEI alone. You don't need to provide your Mattel username, PIN, or account number.
- What if my CASIO is still on a Mattel payment plan?
- It depends on the device's status. Start with the eligibility check at our unlock checkout — that page explains how the two-stage payment works before you commit.
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Ready to free your CASIO from Mattel?
Enter your IMEI to start. Money-back if we can't deliver.