If you need to unlock a Oppo A78 4G from home, you should call the network provider who has sold you the device, because it is the only way to obtain the SIM network unlock PIN for free. You must know that you need to fulfill the carrier's requirements, such as being the cell phone plan owner. At Movical.Net we know that sometimes it is complicated to fulfill these requirements, if your device is a second-hand phone or if you are in another country it will be a really complicated task.
If you buy the unlock code in our company, your will get it, quick and easy, when you put SIM cards from other network providers, the phone will require the unlock code, if you want to get it in a few hours, order it and we will send it to your email.
You should be careful when entering the unlock code, because your Oppo only has 5 attempts to enter the SIM unlock code. If the attempts are exhausted, your A78 4G don’t indicate SIM network unlock PIN, and you will need an extra payment to unlock it. The unique solution will be to fix it, connecting with your computer.
Certainly not, our unlocks are official and forever, you can update Android without any problem.
You can use your A78 4G with any SIM card from United Kingdom and abroad, such as Three, O2, Tesco Mobile, Virgin Mobile, Vodafone, EE, BT Mobile network providers.
This is frequent when an IMEI is reported in blacklist for unpaid bills or theft. To solve this problem, you must call the carrier that reported the blacklist.
The United States AT&T, Cricket, metroPCS and T-Mobile carriers can lock the A78 4G and do not request the SIM network unlock PIN because they lock the devices through an application called Device Unlock, the app is usually already installed at the factory. You only have to order the unlocking and when server authorize us to unlock it, we will send you an email, just connect the device to WiFi and press Permanent Unlock within the app.
Normally a Oppo from Sprint, Verizon, Tracfone, Boost Mobile, StraightTalk or Simple Mobile from United States does not request the network unlock code, because these phones have a blocked firmware with the carrier. Our company solves this block and removes this restriction, but it has to be unlocked with a program on the PC and our technician will help you remotely.
1 - Turn ON the OPPO phone.
2 - Enter *#3988691# on the keyboard
3 - A window to enter the code will appear on the screen.
4 - Enter the unlock code the code
5 - OPPO model phone is now unlocked.
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