How to Bypass Android Lock Screen Using Emergency Call On Vivo Y78t?

The main reason why we keep our smartphone locked is to prevent children (or stalkers) checking out our private photos or messages. You don’t want anyone to access your pictures, emails, or other important data. What if you forget your pattern or PIN and cannot access your phone? Or someone changes lock screen pattern to leave you annoyed?

To avoid such types of conditions, we have tried and tested the following methods to bypass the Vivo lock screen pattern, PIN, password, and fingerprint.

Method 1. Use ‘Find My Mobile’ feature on Vivo Phone

All Vivo devices come with the “Find My Mobile” feature. To bypass the Vivo lock screen pattern, PIN, password, and fingerprint, you can just follow the below steps to get it done.

• Step 1. First, set up your Vivo account and log in.
• Step 2. Click the “Lock My Screen” button.
• Step 3. Enter a new PIN in the first field
• Step 4. Click the “Lock” button at the bottom
• Step 5. Within a few minutes, it will change the lock screen password to the PIN so that you can unlock your device.

Method 2. Use Android Device Manager to Bypass Vivo Password

To know how to unlock a Vivo phone lock password with Android device manager, make sure the Android Device Manager is enabled on your device.

• Step 1. Visit google.com/android/devicemanager on other smartphones or PC.
• Step 2. Log into your Google account that you used on your locked device.
• Step 3. Choose the Vivo Y78t device you want to unlock in ADM interface
• Step 4. Click on the “Lock” option.
• Step 5. Enter a password. There is no need to enter any recovery message. Select “Lock” again.
• Step 6. You would see a confirmation below if it is successful, with “Ring, Lock and Erase” buttons.
• Step 7. Now you must get the password field on your phone where you can enter your new password, and your phone will be unlocked.
• Step 8. Go to lock screen settings on your device and disable the temporary password.

Method 3. Google Login (Supports Only Android 4.4 or Lower)

If your device is still running on Android 4.4 or lower, here’s how to bypass the Vivo lock screen fast.

• Step 1. Enter the wrong pattern for five times
• Step 2. Choose “Forgot Pattern”
• Step 3. Enter your Google account login or backup PIN
• Step 4. Now your phone would be unlocked.

Method 4. ‘Pattern Password Disable’ and Custom Recovery (SD Card needed)

To bypass the Vivo lock screen in this method, you ought to be an advanced user who knows what are “custom recovery” and “rooting”. You have to install any kind of customer recovery, and you should have an SD card on your phone. SD card is required to move a ZIP file to the phone, and it is the only way to transfer the file when the Vivo Y78t device is locked.

• Step 1. Download a zip file named “Pattern Password Disable” on your computer and move it to the SD card of your Vivo device.
• Step 2. Insert the card on your device
• Step 3. Restart your device into recovery mode.
• Step 4. Flash the file on your card and restart the phone.
• Step 5. Now your phone would boot up without lock screen. Don’t worry if you had a gesture lock or password. All you need to do is to input a random gesture or password, and it will be unlocked.

Method 5. Delete the Password File Using ADB

It is yet another option that will work only when you have enabled USB Debugging previously on your device, and your PC is allowed to connect via ADB. If you meet such requirements, it is ideal to use this method to unlock the Vivo lock screen.

• Step 1. Connect your device to the PC using USB cable and open command prompt in the adb directory. Type the command “adb shell rm /data/system/gesture.key” and then press “Enter”.
• Step 2. Restart your phone, and a secure lock screen must be gone, and you can access your device. Be sure to set a new PIN, pattern, or password before rebooting again.

Method 6. Factory Reset to Bypass Vivo Lock Screen

A factory reset is the best option in almost any case if one of these solutions couldn’t work. According to your device type, the process may vary. In most devices, you have to turn off the Vivo Y78t device completely to start the process. But this method will delete all the precious data on the Vivo Y78t device after the factory reset.

• Step 1. Hold the power button and volume down at the same time. It will open the Bootloader menu.
• Step 2. Press the volume down button two times to choose “Recovery Mode” and select it by pressing the “Power” button.
• Step 3. Hold down the power button and tap “Volume Up” once, and you would enter “recovery” mode.
• Step 4. Choose “Wipe Data/Factory Reset” option by using volume buttons.
• Step 5. Select it by pressing the Power button.
• Step 6. Select “Reboot System Now” once the process is done.

Backup your Vivo phone regularly in case of any data loss in the future.

Method 7. Boot into Safe Mode

Chances may be that you are using a third-party lock screen app. Then lucky for you, this way works best to bypass the Vivo lock screen. Specifically, you can boot your Vivo device into Android Safe Mode .

• Step 1. Open up the Power menu from the lock screen and press and hold the “Power Off” option.
• Step 2. It will ask if you want to boot in safe mode. Tap “OK”
• Step 3. Once the process finishes, it will temporarily disable the lock screen activated by the third-party app.
• Step 4. Uninstall the third-party lock screen or just reset the data.
• Step 5. Reboot your device and get out of safe mode.
• Step 6. Now the irritating lock screen app is removed completely.

Method 8. Other Methods

• Step 1. Take your friend’s phone to call on your locked phone.
• Step 2. Accept the call and press the back button without disconnecting.
• Step 3. Now you can access the Vivo Y78t device completely
• Step 4. Go to the security settings of the Vivo Y78t device and remove the pattern or pin.
• Step 5. It will ask you the correct pin that you don’t know, guess, and try various combinations you can recall.

To avoid forgetting your password or PIN next time, be sure to write the pattern or numbers on a text file or paper to keep them safe. If you have to bypass the Vivo lock screen pattern, PIN, password, and fingerprint, you may consider using Dr.Fone - Screen Unlock (Android). It is a professional tool that can remove all the fingerprints, pattern, and password lock screens without losing any data on your phone.

A Complete Guide To OEM Unlocking on Vivo Y78t

Android, known worldwide as a major player in phone operating systems, stands out for its flexibility and open-source nature. This allows users to customize their devices extensively. However, despite this openness, certain features and capabilities can still be locked or restricted, either by Google or the Vivo Y78t device manufacturer.

For those looking to truly unleash the full potential of their Android device, an OEM unlock is an essential step. This article will delve into the process of OEM unlocking on Android, guiding you through its benefits and how to safely perform it.

OEM lock might sound like technical jargon to many. However, it’s a key concept for those who wish to dive deeper into Android customization. OEM stands for Original Equipment Manufacturer. Unlocking in this context refers to removing restrictions made by the manufacturer on the Vivo Y78t device.

This process allows you to gain deeper access to the Vivo Y78t device’s software. Thus, OEM unlocking is often required for customizing or modifying the system at a more advanced level.

Why Enable OEM Unlock?

The primary reason to enable OEM unlocking is to gain the ability to root your device or install custom firmware, also known as ROMs. Rooting is the Android equivalent of jailbreaking. It allows users to access and modify the Vivo Y78t device’s software at the deepest level.

This can enable the installation of apps and software that require more permissions than what is typically available. On the other hand, custom ROMs can change your device’s interface. They can also add features not available in the stock version of Android.

Pros and Cons of OEM Unlocking

Here are some great things you can get when you allow OEM unlock.

• The most significant advantage is the ability to customize your device far beyond what’s possible with standard settings.
• Root access. It allows for rooting the phone enabling advanced features and apps.
• Custom ROMs. Users can install different versions of Android or entirely new operating systems.

On the other hand, here are some cons that you must consider before performing the process on your phone:

• Security risks. Root access can make your device more vulnerable to malware and hacking.
• Void warranty. OEM unlocking often voids the manufacturer’s warranty.
• Potential for bricking. Incorrect procedures can render the Vivo Y78t device unusable, known as ‘bricking’.

Understanding the Risks

It’s crucial to understand that OEM unlocking is not without its risks. It does open the door to several customizations and tweaks. However, it can also compromise the security of your device. There’s always a chance of bricking your phone, especially if the unlocking process isn’t followed correctly or an unstable custom ROM is installed.

Additionally, most manufacturers will void your warranty once you unlock the bootloader. This leaves you without support in case something goes wrong. So, in the next sections, you’ll be guided through the steps of OEM unlocking. You’ll also learn how to do it safely, ensuring you make the most out of your Android device.

Part 2: How To Enable OEM Unlock on Your Android Phone

Enabling OEM unlock can feel like stepping into uncharted territory. Still, it’s relatively straightforward if you follow the right steps. Before you start, it’s important to remember that the exact process can vary slightly depending on your device’s brand and model. However, the general steps are usually similar across most Android devices.

• Step 1: Before proceeding, ensure you back up all important data. Enabling OEM unlock may require a factory reset, which erases all data on the Vivo Y78t device.
• Step 2: Go to your phone’s Settings > About Phone. Then, tap on the Build number seven times. You should see a message that says you’re now a developer.
• Step 3: Find and select Developer options on Settings. Then, tap OEM unlocking. You might need to enter a PIN or password.

Here are some common links where you might find the needed PIN or password:

• HTC
• LG
• Sony
• Huawei
• Motorola
• Samsung

After these steps, your device’s bootloader is now unlocked, and you can proceed with rooting or installing custom ROMs. Remember that this is a significant change to your device’s system, and it should be done cautiously and ideally only if you’re comfortable with potential risks.

Part 3: What Can You Do After OEM Unlock?

Unlocking your phone’s OEM opens up a world of possibilities. It allows you to customize your device beyond what’s available in its factory settings. This newfound freedom, however, comes with its own set of responsibilities and risks. Here’s what you can do after having your phone OEM unlocked.

Root Your Device

Rooting is akin to having the master key to your device’s software. It allows you to gain superuser access, enabling modifications and access to system files that were previously restricted. With rooting, you can:

• Remove pre-installed apps or bloatware.
• Customize system settings and UI elements.
• Enhance performance or battery life through underclocking or overclocking the CPU.

Flash a Custom ROM

A custom ROM is a new operating system you can install on your device. This is one of the most popular reasons for OEM unlocking. Custom ROMs offer:

• The latest Android updates, even for older devices, are no longer supported by manufacturers.
• New features and customization options that aren’t available in the stock ROM.
• Potential performance improvements and unique user interfaces.

Enjoy High Customization

With an OEM unlocked device, the sky’s the limit regarding customization. You can:

• Install custom kernels for better performance and battery life.
• Use powerful apps that require root access for advanced device management.
• Customize everything from the boot animation to the layout of your UI.

However, it’s crucial to proceed with caution. Rooting and installing custom ROMs can void your warranty and, if not done correctly, can turn your device into an expensive paperweight (a state often referred to as “bricking”). Always use reliable sources for your custom ROMs and root-access apps.

Bonus: How To Unlock Your Android Screen When You Forgot Password

Forgetting the password to your Android phone can be a stressful experience. It locks you out of your device. It cuts your access to personal data, contacts, and essential apps. However, aside from OEM unlocking, learning the skill of screen unlocking is incredibly useful in such situations. It’s not just about regaining access. It’s about harnessing control over your device during forgetfulness or emergency.

Wondershare Dr. Fone’s Screen Unlock (Android) will save you in these situations. It’s designed to unlock your phone without requiring a factory reset. It saves your data from being erased. This feature supports unlocking patterns, PINs, passwords, and fingerprints, offering a comprehensive solution for regaining access to your device.

Dr.Fone - Screen Unlock (Android)

The Best UnlockJunky Alternative to Bypass FRP and Solve Your Screen Locks

• Remove all Android screen locks (PIN/pattern/fingerprints/face ID) in minutes.
• Bypass the FRP lock of Samsung without a PIN or Google account.
• Everyone can handle the lock screen without any tech knowledge.
• Provide specific removal solutions to promise good success rate.

4,008,671 people have downloaded it

How To Perform Screen Unlock With Dr.Fone

The process is straightforward. It involves connecting your device to a computer and running the Dr.Fone software. Then, you’ll follow simple on-screen instructions. Learn how to do those below:

• Step 1: Go to Toolbox > Screen Unlock. Connect your Android device with your PC.

• Step 2: Select Android on this page.

• Step 3: Select Unlock Android Screen.

• Step 4: Select your device brand.

• Step 5: Click Remove without Data Loss.

Click here

• Step 6: After confirming device details, type “000000” to execute the operation.

Click here

• Step 7: Follow the on-screen instructions for putting your device into download mode. Then, wait for the process to finish.

Click here

• Step 8: Once complete, click Done. If your device still isn’t accessible, click Try again.

Conclusion

In wrapping up, you’ve explored the ins and outs of “what is OEM unlock” in the Android world. It’s a key to opening up a trove of customizability on your Android device. It lets you tweak and tailor your phone to your heart’s content. But remember, with great power comes great responsibility.

Diving into OEM

6 Proven Ways to Unlock Vivo Y78t Phone When You Forget the Password

Smartphones are mushrooming in today’s world, and it is like everybody is using these kinds of phones. Android phones are the most popular phone used by millions of users across the globe. As an Android user, I am sure you are keen to protect the data on your phone or prevent an unauthorized person from using it. One method to protect your phone data is to lock your phone screen. This is a good feeling since you will be the only one accessing your phone since you may not share the password with your child or even your spouse.

Unfortunately, this usually ends up forgetting the Android lock password. You may enter all the passwords you know, and your phones get locked. What will you do? In this article, we will learn how to unlock Android forgotten passwords in six ways.

You can watch the video above about how to unlock your Android Phone!

Way 1. Try Face or Fingerprint to Unlock Vivo Y78t Phone

How to unlock your phone when you forget the password? If you’ve forgotten your Android phone’s password, the best way to unlock it is to use your device’s built-in biometric authentication features, such as face unlock or fingerprint unlock.

Face unlock uses your device’s front-facing camera to recognize your face and unlock your phone. And fingerprint unlock uses your device’s fingerprint scanner to recognize your fingerprint and unlock your phone. Both of these methods are very secure. And they can quickly and easily unlock your phone without having to remember your password.

However, you must use the face or fingerprint unlock correctly on your Android phone. The tips below can prove helpful:

• Step 1: Make sure your face or fingerprint is registered correctly on the Vivo Y78t device.
• Step 2: Make sure the lighting is adequate and your face is clearly visible.
• Step 3: Make sure the distance between your face and the camera is not too far.
• Step 4: Make sure your finger is clean and dry before putting it on the fingerprint sensor.
• Step 5: Try to use the same angle and position of your face or fingerprint every time.
• Step 6: Try to use the same lighting conditions each time you use the face or fingerprint unlock.
• Step 7: Make sure your device is up to date with the latest security patches.
• Step 8: Make sure that your device is not rooted or running any custom ROMs.

If you are still unable to unlock your device, you may need to follow the solutions below.

Way 2. Unlocking Forgotten Password on Android Phones Using Dr.Fone Screen Unlock

Dr.Fone is an all-in-one tool that allows you to completely recover lost files from your Android device and unlock Android forgotten passwords. This cross-platform software can unlock a phone on which you forgot the Android password. This inbuilt feature allows you to remove the Android forgotten password while safeguarding your Android device’s data files. Above all, as the best phone unlocking software , it is cost-effective and easy to use.

• It can remove 4 screen lock types - pattern lock , PIN, password & fingerprints.
• No tech knowledge asked everybody can handle it.
• Work for Samsung Galaxy S/Note/Tab series, LG G2/G3/G4 , Huawei, Xiaomi, Lenovo, etc.

Dr.Fone - Screen Unlock (Android)

The Best Tool to Unlock Android Phone Forgot Password Without Any Hassle!

• Completely unlinked from the previous Google account, it won’t be traced or blocked by it anymore.
• Remove all Android screen locks (PIN/pattern/fingerprints/face ID) in minutes.
• Bypass Android FRP lock without a PIN or Google account.
• Provide specific removal solutions to promise good success rate.

4,008,669 people have downloaded it

Attention: When you use it to unlock Huawei , Lenovo, and Xiaomi, the only sacrifice is that you will lose all the data after unlocking.

Well, in a few minutes, you will unlock your Android phone’s forgotten password with ease. First, download Dr.Fone and install it on your computer. Thereafter launch it and follow these steps.

Step 1. Select the Unlock Android Screen Option

Once you have opened the program, select the “Screen Unlock” option directly. Next, connect your Android-locked phone and click on the “Unlock Android screen” button on the program window.

Step 2. Select Your Device Brand

After this step, you will be guided to another screen where you need to choose the brand of your device.

Step 3. Enter Download Mode

You will need to put your device into Download Mode for unlocking. Depending on your device’s brand and model, the instructions for doing so may vary.

Step 4. Observe the Unlock Process

The screen displays the progress of unlocking, downloading drivers and configuration files. Once the entire process is complete, you will be able to access yours forgot password Android device without having to enter any passwords.

Way 3. Use Google Find My Device to Remotely Unlock Your Android Phone

You can use Google Find My Device to unlock your Android phone remotely with another Android phone. All you need is the Google account and its password bound to unlock Android phone forgotten password.

Note: You must have enabled Find My Device on your device before proceeding.

• Step 1: Open the Find My Device app or visit android/find .
• Step 2: Sign into your Google account.
• Step 3: You can select the Vivo Y78t device you want to unlock and tap on the “Unlock” button.
• Step 4: Your device will then be unlocked.

Please remember that this feature is only available for Android 5 and above in case Android forgot password.

Way 4. Reset Your Android and Remove the Password Using “Forgot Pattern” (Android 4.0)

There are several ways that you can reset Android after you forgot your password. You can reset using a google account or perform a factory reset.

This feature is available on Android 4.0 and older versions. So if you are using Android 5.0 and above, you can opt for the Screen Unlock tool or other ways as mentioned in this article.

• Step 1. Enter the wrong pin on your android phone five times.

• Step 2. Next, tap on “Forgot Password.” If it is a pattern, you will see “Forgot Pattern.”
• Step 3. It will then prompt you to add your Google account username and password.

• Step 4. Bravo! You can now reset your password.

Way 5. Factory Reset Your Android and Remove Password

If you are not successful with the above method, you can opt to perform a factory reset. This method should be the last option since you will lose data that has not been synced to your Google Account. It is wise to remove your SD card before performing the Android reset.

You can unlock your Android phone, i.e., Samsung, Oppo, or Vivo, by factory resetting it with these steps:

• Step 1. Turn off your Android phone.
• Step 2. Hold the Volume (-) and Power/Side buttons simultaneously.
• Step 3. When the phone vibrates, release the Power button and hold the Volume Down button.
• Step 4. Use the Volume (-) button for the “wipe data/factory reset” option. Then press the Power/Side button to confirm.
• Step 5. Tap the “Yes – delete all user data” option and the Power button to confirm.
• Step 6. After the reset, select “reboot system now” and tap the Power/Side button to restart your device.
• Step 7. Your phone will now be unlocked, and the password will be removed.

Way 6. Unlock Samsung Phone with Samsung’s Find My Mobile

The best way to unlock Android forgot password on Samsung is to use Samsung’s Find My Mobile service. This service allows you to remotely unlock your device, reset the lock screen password, and even disable the lock screen altogether.

• Step 1: To use this service, you must first log into your Samsung account on a computer or mobile device;
• Step 2: Once logged in, you can locate your device, select the “Unlock” option;
• Step 3: Enter your new password. Once unlocked, you can access your device with your new password.

FAQs About Android Unlock

1. Is there any universal code to unlock the Android phone?

No, there is no universal code for unlocking Android phones. They are different from stable SIM pins. Due to mobile device security, only users themselves can set up a unique password on their Android phone. So, it’s impossible to unlock an Android phone with a so-called universal code.

2. How to reset your Android phone password after the unlock?

• Step 1: Open your Samsung phone and go to the Settings menu.
• Step 2: Select the Lock Screen and Security options.
• Step 3: Select Screen Lock Type.
• Step 4: Select the Password option.
• Step 5: Enter your current password, then tap Continue.
• Step 6: Enter your new password twice, then tap OK.
• Step 7: Your new password will now be in effect.

3. Don’t you have face or fingerprint unlock? Let’s set them up.

• Step 1: Go to the Settings app on your Samsung phone.
• Step 2: Tap on the “Lock Screen” option.
• Step 3: Select “Screen Lock Type.”
• Step 4: Choose the “Fingerprints” or “Face unlock” option.
• Step 5: Follow the instructions on your screen to set up the desired unlock feature.
• Step 6: When you’re finished, you’ll be able to unlock your phone using either your fingerprint or your face.

4. How to unlock an Android phone without data loss?

There are several ways how to unlock Android phones without data loss . One of the most recommended ways is that you can set up the method to unlock with a fingerprint or face. Because it has an official guarantee, and you don’t need professional skills. Moreover, if your phone has Android version 4.0 or even older, unlocking your phone via “Forgot Pattern’ will also help you finish the goal.

The methods discussed above in Way 1 or Way 2 can guide you better into unlocking your device using this tool.

Conclusion

To conclude, when you have an Android Password forgot the phone at hand, this guide can offer you several useful perspectives. However, it is advisable to perform Android password recovery using Dr.Fone - Screen Unlock (Android) . This software is fast, safe, and ensures that you have a better phone experience.