✅ How to unlock Hisense U1 by IMEI code. 🚀 Official Hisense SIM network unlock PIN code.
1. - Turn on the handset on with a SIM card not accepted by the device (your new network operator)
2. - If the card has a PIN number, enter it and press OK.
3. - The device will prompt: “Network lock”, Now enter the code and press OK.
4. - Your cellphone will indicate: "The operation was successful", becoming permanently unlocked.
"To unlock, you need 6 credits and only 3 credits were credited"
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"My Samsung was unlocked by Device Unlock app. Thanks!"
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"Buena si me desbloqueo la señal en unos dias"