Easily Unlock Your Vivo Y77t Device SIM

Easily Unlock Your Vivo Y77t Device SIM

Abner Lv13

Easily Unlock Your Vivo Y77t Device SIM

Is your Android phone SIM locked? Having an unlocked device can have its benefits but most of the time most people don’t even know whether their device is SIM locked or not. In this article we are going to address this issue. We are going to begin by helping you find out whether your phone is locked or not and if it is, how you can sim unlock the Vivo Y77t device and enjoy the benefits of an unlocked phone.

Part 1: How to Know if your Android is SIM Locked

It is important to note that not all phones are SIM locked. You can find out if yours is by checking the Vivo Y77t device’s documentation. If you see the words “unlocked” on the initial receipt then you know that the Vivo Y77t device is not SIM locked.

Another easy way to find out is to ask your carrier if the Vivo Y77t device is locked on to their network. You can also just try inserting another carrier’s SIM into your device. If it doesn’t work, you will know that the Vivo Y77t device is SIM locked.

If you bought your device from a third party re-seller such as Amazon you are more likely to be in possession of an unlocked device.

Part 2: How to SIM Unlock your Android Device

If you find that your SIM is locked, here’s a few things you can do to unlock the Vivo Y77t device.

Avoid all of the apps on the Google Play Store that promise to unlock your device, most of them don’t work and may even harbour a lot of Trojans and malware that will cause further problems for you and your device.

There are safe and very legal ways to unlock your device. Just try one of the following.

Ask your Carrier to Unlock your Device

This is the best option when you want to safely unlock your device. By February 2015, American cell phone owners got the option to request their carriers to unlock their device for them. Before that the law didn’t allow for carriers to unlock SIM cards in the United States. This unpopular law was reversed following a similar move by the European Union in 2013. The same law also requires that the carriers inform customers every month whether their device is eligible for unlocking.

If your device is eligible for unlocking, all you need to do is contact the carrier provide and request for the sim network unlock pin . But if your Smartphone was bought on a contract, you may need to pay a termination fee to break the contract of you want to unlock the Vivo Y77t device before the contact term expires. For Smartphones that are not on contract, you have to wait 12 months from the date of purchase and ensure that your bill is paid before the carrier can give you the unlock code.

How to Unlock your Android Phone

To begin with, you need to confirm your IMEI number. Dial *#06# on your device and the IMEI number will appear on the screen. Copy this number to a secure location or wrote it down somewhere.

![How to Unlock your Android Phone](https://images.wondershare.com/drfone/article/2016/06/14670084741192.jpg)

The next step is to find a reputable service that will unlock your Android device for you. This is action you should take only if you are absolutely desperate and your carrier can’t unlock your device for you. This is because many of these sites are unregulated and many of them are not reliable.

You should also know that many of them will charge a certain amount for your service. You can try https://www.safeunlockcode.com/ which is one of the more reputable ones we have found.

android SIM unlock-safeunlockcode

You will need to enter the IMEI number as part of the information you need to provide before they can unlock your device.

Part 3: Troubleshooting Android SIM Unlock

There are lots of issues you may face when you try to unlock your device. The following are just some of the troubleshooting actions you can take if you encounter these problems.

Unlocking Code Fails to work

If you asked your carrier to unlock your device for you, chances are that they sent you a code. If the unlocking code fails to work double check that the IMEI number you used is the correct one and ensure that you purchased that device from that carrier and then try again.

Samsung Device Freezes during unlocking

If your device freezes during the unlocking process it typically means that you entered wrong unlocking code too many times. In this case you need to contact the carrier for a Master Code.

My LG device won’t unlock

There are some LG models that cannot be unlocked. These models include LG U300, LG U310, LG U8180, LG U8330, LG U8120, LG U8360, LG U8380, LGU880, and LG U890. If your device is one of these it can’t be unlocked by your carrier. You may need to look into other ways of unlocking your device.

Unlocking Your Android Phone: Everything You Need to Know to Use Any SIM Card

Getting carrier locked on the phone is one of the worst things that can happen especially when you feel there is not much you can do about it. But that’s not really true. There are few ways that could help alleviate this problem or which could come as a help in such circumstances when the Smartphone is carrier locked. This problem often requires help from the carrier or network and can be easily sorted on doing so.

Now, having talked about SIM lock or carrier lock, it is also important to know whether a device is SIM locked or not, because not all phones are SIM locked. So, to find out whether your phone is network locked, you can check the documentation of the Vivo Y77t device that you received while purchasing. If the phone is unlocked, the “unlocked word would certainly appear on the receipt. To be sure and precise whether the phone is SIM locked, the best thing that can be done is to contact the carrier and check if the phone is carrier locked. Before that, you can even check the phone yourself by placing a different SIM in the phone and check whether it works. If the same issue persists even with different SIMs, then there is a good chance that the phone is carrier locked. Now that we know how to check if the phone is SIM locked, it is imperative to know how to unlock Android phone for different carrier. It is not that difficult a task to unlock carrier locked phones and there are a few methods to unlock such locked phones.

Part 1: Asking the Carrier to Unlock

One of the best options is getting in touch with the carrier and asking them to unlock the SIM locked phone. For that to happen, it is important to first know whether the phone is SIM locked and then whether the phone can be unlocked and if you are eligible to unlock the phone. There is an eligibility clause in contract for Smartphones bought on contract and if a specific time period is not up yet, then a termination fee is required to be paid by the user to break the contract in order to be able to use any SIM on the Vivo Y77t device after getting the unlock code.

Pros

• This is the best way to unlock carrier locked devices.

• This is legal and everything happens based on the clause mentioned in the contract.

_Cons
_

• Sometimes, even the network providers or carrier refuse to unlock Smartphone

• There is a certain time period which if not over yet, unlocking the phone would require termination fee.

Part 2: Professional Reputable Smartphone Unlock Service

If you have tried out contacting the carrier and there is no way the carrier is unlocking your phone, you can opt for professional unlock service which could be of help. But finding such a professional service is not an easy task. There are some sites and service providers which require the IMEI number of the phone to create unlock codes. IMEI number of the phone is given to the professional SIM unlock service post which, they generate a special character combination which can be used to get the cell phone out of network restrictions. So, the phone can be unlocked remotely by using the special remote unlock codes.

Sometimes, the professional Smartphone service providers even ask for the phone to be sent to them to get the phone unlocked.

Pros

• This method could be opted as a last resort if there is no help from the carrier.

• Professional and reputable Smartphone unlock service providers tend to serve the purpose as they are specialized in this task.

• There are not many obligations involved.

_Cons
_

• This might attract legal actions against the user.

• It is very difficult to find such professional Smartphone unlock service providers.

• Reliability on such service providers is also another factor which requires attention.

Part 3: Unlock Android to Use Any SIM via Doctor SIM

Compared to connecting with your network provider, choosing an unlocking software may be a quicker and easier way. Doctor SIM could be a good option. Let me introduce more about it.

Pros

  • Providing more than 6 million unlocks securely in 15 years.
  • Providing permanent remote service.
  • Promising a refund if the unlock fails.

Cons

  • Sometimes it may need even seven days.
  • A 100% success rate cannot be guaranteed.

Conclusion

There are many different methods to SIM unlock your Android device, however, they all have some disadvantages. Doctor SIM. provides fast and amazing solution for iPhone SIM lock. And we are trying hard to launch Android version. Stay tuned!

Dr.Fone - Screen Unlock (Android)

Unlock Your Vivo Y77t Device in a Flash

  • Pattern, PIN, password, fingerprints & face screen lock can all be unlocked.
  • Bypass Android FRP lock without a PIN or Google account.New icon
  • Unlock mainstream Android brands like Samsung, Huawei, LG, Xiaomi, etc.
  • No tech knowledge required, Simple, click-through, process.

3,981,454 people have downloaded it

Three Ways to Sim Unlock Vivo Y77t

You probably purchased your Vivo Y77t for a significant discount but are now stuck with the same network for a couple of years. You loved the Vivo Y77t device but your network provider does not have any plans that exactly suit your needs. To release your device from your current network’s clutches, you will need to unlock your phone.

There are three ways you can do it and this post will go through each method so that you can find one that you are most comfortable with. Do note that if your contract has ended with your network provider, this “How to unlock Vivo Y77t” post can be skipped as you can just ask them to unlock your phone or purchase a sim network unlock pin for a minimal price.

Part 1: Vivo Y77t Unlock Code

This is probably the easiest, no-fuss method to sim unlock Vivo Y77t. Follow these steps carefully to successfully perform Vivo Y77t unlock code.

Do take note that this process may not work with your carrier. Therefore, always check if this is the right way to obtain the necessary code:

  • 1. Check the SIM lock status—you can do this by dialing *#*#7378423#*#*.

sony xperia unlock code

  • 2. Tap Service info then Sim lock.

unlock with sony xperia unlock code

  • 3. The number beside Network indicates how many attempts you have to unlock the phone. If it says ‘7’ it means you have seven attempts; ‘0’ simply means it is hard locked and cannot be unlocked using this method.

unlock code sony xperia

  • 4. Find the IMEI number by dialing *#06#. Jot it down as this will be your code.

sony unlock code

  • 5. Insert your new SIM card and tap in the IMEI number when it asks you for SIM network unlock PIN.

sony unlock screen

If you have followed these steps to a tee, you should have unlocked your device. If you had to abort after Step 2, look at the other two methods below.

Part 2: The Best Vivo Y77t SIM Unlock Code Generator

To safely and successfully sim unlock your Vivo Y77t, it is important to find a trustworthy sim network unlock pin software . Here I am going you present to you DoctorSIM - SIM Unlock Service. It definitely is one of the best sim unlocking code generators in the market. It helps you permanently sim unlock your phone so you can use it on any carrier provider you want in the world.

How to use SIM Unlock Service

Step 1. Visit Doctor - SIM Unlock Service official website, click on the Select Your Vivo Y77t button, and then select Vivo among all the phone brands.

Step 2. On the new window, fill in your phone IMEI number, model, your contact email, and other required information. Once your order is processed, the system will then send you the unlock code and instructions. You can follow the instruction to unlock your phone easily.

Part 3: Vivo Y77t Unlock Carrier

If your Vivo Y77t is hard locked, this is your best bet in getting your device unlocked. Actually, it is the safest method among all three:

  1. Get a new SIM card from a new carrier.
  2. Call your carrier’s customer service line and ask what are the requirements to qualify you to get your Vivo Y77t unlocked. If you have honored your contract, there should not be any problems. However, do ask your carrier if there are any additional requirements. Do note that there may be fees involved.
  3. Once your customer service representative has determined if you have met all their requirements, they should give you the SIM network unlock PIN Vivo Y77t. Again, depending on your carrier, they might either give you the code over the phone, through email or via SMS. If you have the choice, always opt for email or SMS so that you are able to jot down the right number.
  4. Once you have gotten the code, insert the new SIM card (from your new carrier). You will receive a prompt to enter your code. Make sure that you key in the right code—entering the wrong code will cause your phone to be locked (possibly forever).

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sony unlock screen

Part 4: Vivo Y77t Unlock App/Software

There are some of us out there who are just not confident with doing things ourselves or trusting our own carrier.

HOWEVER, if your first instinct is to head to Google Play to look for SIM unlock tools, heed these cautions. There are currently many apps that claim that they can unlock your phone but it is just a scam. You should also avoid torrent files available online. These apps and software are usually laced with Trojans and other types of malware. So do sort through the reviews so that you will not fall into a malicious trap.

One that we can attest to is  MyMobileUnlocking.com ; it is fast and affordable. Here is how you can unlock your Vivo Y77t:

  • Choose your Country from the dropdown menu and click the  Confirm country button.

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unlock sony xperia

  • Select your device’s Phone Brand (Vivo Ericsson) and click the Confirm brand button.

unlock sony phone

  • Choose the service that you want and click the Confirm service button.

network unlock sony xperia

  • Click the Buy now button and complete the order form.

sim unlock sony xperia

  • Once you are finished, click the Place order button.

unlock sony xperia

  • Make payment for the service. Follow the instructions carefully.

sony sim unlock

  • You will then get the confirmation and code emailed to you.
  • Insert your new SIM card into your Vivo Y77t device.
  • Key in the code when it prompts you to do so.

sim network unlock pin sony xperia

Part 5: The benefits of an unlocked Vivo Y77t

If you now know how to unlock Vivo Y77t but still do not know its advantages, we are here to help.

As indicated in the introduction, unlocked phone users can freely choose the plans they subscribed to—on any carriers, in any country. Therefore, if you travel frequently around the world, having an unlocked Vivo Y77t would be beneficial. Using a local SIM card is much cheaper than paying for exorbitant roaming charges.

You can also benefit from an unlocked Vivo Y77t if you are the kind of person who likes to take advantage of current offers provided by your local carriers. Prepaid plans are always changing in terms of offering so having the flexibility of changing carriers and prepaid plans can help you save money in the long run.

Part 6: The downside of an unlocked Vivo Y77t

Are you thinking “Well, why can’t I just buy an unlocked Vivo Y77t in the first place?” right about now? Well, you can but think of the amount of money it will cost you.

For example, in Australia, an unlocked Vivo Y77t will cost around $499 from any Vivo outlet but $0 for the Vivo Y77t device when you pair it with a 24-month postpaid plan. While this may look attractive now, you may be paying more for a locked Vivo Y77t in the long run.

Conclusion

Now that you know the three ways of unlocking your Vivo Y77t, all you need to do is find one that is most compatible with you. Just remember to think of everything through and carefully. Most importantly, if you have a locked device, always seek advice from your carrier to see if this is possible.


  • Title: Easily Unlock Your Vivo Y77t Device SIM
  • Author: Abner
  • Created at : 2024-07-16 16:11:25
  • Updated at : 2024-07-17 16:11:25
  • Link: https://sim-unlock.techidaily.com/easily-unlock-your-vivo-y77t-device-sim-by-drfone-android/
  • License: This work is licensed under CC BY-NC-SA 4.0.