If you wish to get a free unlocking for your Huawei B612s-51d, you need to get the unlock code, so you have to contact your phone carrier that is locking your the phone in this moment, it is the only way to acquire the unlock code (network PIN) completely for free, you must end the contract and you must be the device owner. Our company is dedicated to calculate unlocking codes by IMEI, we work with official unlocking servers and we send the same code as the carrier.
The fastest method to obtain the unlocking is ordering in our website, when other SIM cards are inserted, and your Huawei B612s-51d asks you for the code; you must fill out the questionnaire and in a few hours you will receive an email with the unlock instructions.
It should be noted that to unlock a Huawei device, sometimes, the unfreeze MCK code is required (if the attempts are exhausted, so the mobile phone will show - SIM network PIN blocked. Enter SIM network PUK - ) or could be necessary the regional code RGCK (if you are going to use the mobile in another continent or region), in our company we also provide these unlock codes.
No, the unlocks we provide will never be removed, and you can update and restore the Huawei whenever you need it, without fear of losing the unlocking.
Unlocking method is for any SIM card of Bell, Chatr, Fido, Freedom, Rogers, SaskTel, Telus Mobility, Videotron, Koodo, Solo Mobile from Canada and any other country.
When a B612s-51d does not reject your new SIM card but does not allow you to make calls, it is most likely that the IMEI has been blacklisted. You need to contact with the carrier to solve it.
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 phone will indicate: "The operation was successful", becoming permanently unlocked.
4b.- If your phone inidcates SIM lock, introduce secondary code, and press OK, then dial the code again from step 3.
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