Mastering Android Device Manager: The Ultimate Guide to Unlocking Your Vivo Y78t Device

So, what is Android Device Manager?  Android has this amazing native tool to help you locate and remote wipe your lost or stolen phone. We lock our phones via passwords or patterns or fingerprints to maintain the security but what if someone dares to meddle with your phone or unfortunately, it gets stolen? Don’t worry, all you need to do is let Android Device Manager unlock your Android phone. For this, it just needs to be enabled on your phone (before you unluckily locked yourself out of it). Android Device Manager unlocks your phone in a small amount of time, saving you from all the troubles.

In addition to this, the Android Device Manager also unlocks your password/pin-encrypted phone if you have forgotten the passcode by chance. The procedure is quite simple; all you need is a Google account to set this up onyour phone and then you can make use of any other online device to track down your lost or stolen phone or to even wipe all data in it. Phew!

Using the Android Device Manager to track a lost phone

Part 1: What is Android Device Manager lock?

Android Device Manager is Google’s take on Apple’s Find My iPhone. Enabling the ADM is quite easy; just go to google.com/android/devicemanager  on your computer and search through your list of devices that are already connected to your Google account. Once you are there, you can easily send a notification to the phone you want to enable remote password application and wiping upon.

ADM comes with a set of features that helps you to unlock your Android phone as well. It not only helps you to find your device, but also Ring it, lock it, and wipe and erase all the data as well, if your phone is lost or stolen. Once you’re logged into the ADM website from your computer, you can avail all these options once your phone is located. It is a wise option to get your device locked by Android Device Manager in case it is lost or stolen, so that your phone is secured.

Android Device Manager can unlock your phone under a specific set of circumstances only.

• • First of all, Android Device Manager needs to be enabled on your phone before it is lost, stolen, etc.
• • Secondly, your phone can only be tracked by ADM if the GPS option is switched on.
• • Thirdly, the Vivo Y78t device you are using for ADM, must be connected to Wi-Fi or internet, to login to your Google account.
• • Lastly, Android Device Manager is not compatible for all Android versions. For now, it is only compatible with devices running Android 4.4 and above, so your phone must be in this category for ADM to work.

Part 2: How to unlock Android phone with Android Device Manager?

Just act according to the following steps, and the Android Device Manager will unlock your phone.

1. On your computer or any other mobile phone, visit: google.com/android/devicemanager

2. Then, sign in with the help of your Google login details that you had used in your locked phone as well.

3. In the ADM interface, choose the Vivo Y78t device you want to unlock. Now, select “Lock”.

4. Enter a temporary password. Now go ahead and click on “Lock” again.

5. If the previous step was successful, you should be seeing a confirmation below the box with the buttons – Ring, Lock and Erase.

6. Now, you should see a password field on your phone screen. Enter a temporary password to unlock your phone.

7. Visit your phone’s lock screen settings and disable the temporary password.

The Android Device Manager has successfully unlocked your phone!

A downside to this process, is an error message faced by some users while using ADM. Many users have reported the issue, that when they have tried using ADM to unlock their locked device, an error message has occurred, saying, “since Google has verified that a screen lock is already set”. Basically, this error message conveys that you will not be able to unlock your phone using Android Device Manager, and this is a flaw on Google’s part, not your phone’s.

Part 3: What to do if phone is locked by Android Device Manager

There are 2 situations where you would want to know how to unlock the Android Device Manager lock – one, when you have unfortunately forgotten the screen lock passcode and the other is when your phone is locked by Android Device Manager.

ADM is built to completely lock your device so that unknown people cannot access it. So, if your phone is locked by Android Device Manager, you might be in a problem.While ADM is a wonderful tool to lock your phone or erase and wipe data if its stolen or lost, most of the users have reported the issue that they cannot unlock their phones that are locked by Android Device Manager. A possible solution to this is adding a temporary password via Google login and bypassing the ADM lock. Or, you can try resetting the password again by entering a new password via ADM. If that does not work, you can make use of several third-party applications which can be found in the internet, that will help to completely erase the Android Device Manager lock.

So, now you know how to unlock the Android Device Manager lock. Do keep in mind, your device must be connected to internet or Wi-Fi, to login to your Google account.

Part 4: Unlock Android devices with Dr.Fone - Screen Unlock (Android)

As mentioned before, many were unable to unlock their phones with ADM. This is why we use the Dr.Fone - Screen Unlock (Android) . It is hassle-free and easy-to-use; the Dr.Fone toolkit needs to be downloaded on your computer and with a few easy steps, it erases any kind of lock-screen passcode and avoids any kind of data loss as well!

Dr.Fone - Android Lock Screen Removal

Remove 4 Types of Android Screen Lock without Data Loss

• It can remove 4 screen lock types - pattern, PIN, password & fingerprints.
• Only remove the lock screen, no data loss at all.
• No tech knowledge asked, everybody can handle it.
• Work for Samsung Galaxy S/Note/Tab series, and LG G2, G3, G4, etc.

3,224,627 people have downloaded it

This tool works on removing all four types of lock-screen passcodes – PINs, Patterns, Fingerprints, and Passwords. Anyone can use this tool following these easy steps:

You can also use this tool to bypass the locked screen beyond Samsung and LG.Things you should pay attention is that it will remove all the data after finishing unloking on other brand android phone.

1. Fire up the Dr.Fone toolkit for Android on your computer and select the Screen Unlock among all the other tools.

2. Now, connect your Android device to the computer and select phone model in the list on the program.

3. Boot your phone into Download mode:

• • Power off your Android phone.
• • Press and hold the volume down+the home button + the power button at the same time.
• • Press the volume up button to enter Download Mode.

4. After you get your phone into the Download mode, it will start downloading a recovery package. Wait for this to be completed.

5. When the recovery package download is completed, Dr.Fone toolkit will begin removing the screen lock. This process will not cause any data loss on your Android device, so do not worry. Once the whole procedure is over, you can easily access your Android phone without entering any kind of password. Hurrah!

The Dr.Fone software is currently compatible with Samsung Galaxy S/Note/Tab series, and LG G2/G3/G4 series. For windows, it is compatible with 10/8.1/8/7/XP/Vista.

The Android Device Manager is an excellent initiative taken by Google to give people the chance to not lose any data and regain access to their phones. This also teaches us to take precautions before such unfortunate incidents take place. Phones are probably one of the most important belongings of ours, in which we confide all our private and confidential documents that we wouldn’t want to be meddled with.

So, make use of this guide and get back command over your Android phone.

How To Enable USB Debugging on a Locked Vivo Y78t Phone

Unlocking your Android’s potential goes beyond its surface features. Understanding USB debugging is key to troubleshooting and maximizing your device’s capabilities. In simple terms, USB debugging allows deeper access to your phone’s functionalities, aiding in software development and data recovery.

However, enabling USB debugging becomes crucial yet challenging when your phone is locked. This article delves into this necessity, explaining how to enable USB debugging on locked phones, especially for Android users. Unravel the mystery behind this essential feature, empowering yourself to navigate through locked phone scenarios effortlessly.

Part I. Challenges in Enabling USB Debugging on a Locked Android Phone

USB debugging is a nifty tool that lets you peek behind the scenes of your Android phone’s software. It’s like having a secret key that unlocks deeper access to your device, enabling tasks like software tweaking, app testing, and even data recovery.

Challenges in Enabling USB Debugging on a Locked Phone

Outlined below are some of the barriers, scenarios, and limitations, shedding light on the challenges that make USB debugging seemingly impossible.

• **Locked-out access.**When your phone is locked, gaining access to the settings becomes a roadblock to enabling USB debugging.
• **Limited functionality.**The phone’s locked state restricts the usual methods of accessing developer settings and USB debugging options.
• **Security measures.**For security reasons, most devices limit access to sensitive settings when the phone is locked, making it tricky to enable USB debugging.

Scenarios Requiring USB Debugging on a Locked Phone

Unlocking your phone’s potential becomes crucial in moments of crisis. Explore below some of the scenarios where enabling USB debugging on a locked Android device becomes your beacon of hope:

• **Data recovery.**Imagine accidentally locking yourself out of your phone with important data inside. Enabling USB debugging could be your ticket to retrieve that precious information.
• **Software troubleshooting.**Sometimes, a locked phone might need software fixes or troubleshooting that requires USB debugging to access certain tools.
• **Device testing.**For developers or tech-savvy users, testing new apps or debugging software issues often demands enabling USB debugging, even when the phone is locked.

Part II. How To Enable USB Debugging on Locked Phones

This section outlines the traditional method of enabling USB debugging on an Android phone. Stay tuned and check out the steps below:

• Step 1: Unlock your device**.** If needed, enter your phone’s passcode or pattern to gain access to the Settings.
• Step 2: Go to Settings, scroll down to About Phone, and tap on Build number seven or eight times to unlock the Developer Options.

Step 3: Once unlocked, return to Settings, find Developer Options (usually at the bottom), and enter the menu. Enable USB Debugging by tapping OK once the Allow USB Debugging? message appears.

However, what if your phone remains locked, making these steps impossible? Such a case calls for an alternative solution. Fortunately, there is one tool that is fully reliable when it comes to unlocking locked mobile devices. Dr.Fone - Screen Unlock (Android) can help bypass these challenges and enable USB debugging on a locked Android phone effortlessly. So, buckle up as the next section unravels the secrets to unlock your device’s potential!

Part III. Seamlessly Unlock Your Android With a Professional Resolution

Enabling USB debugging on a locked phone can feel like navigating a maze with no clear exit. Sometimes, despite your best efforts, the traditional method fails to grant access. Fret not! There’s a smoother path that unlocks your phone and eases the USB debugging hurdle.

Why Unlocking First Makes Sense

Attempting to enable USB debugging on locked phones can hit roadblocks. That’s why unlocking your device first becomes a game-changer. Dr.Fone – Screen Unlock (Android) is the hero of this story, simplifying the process and ensuring a hassle-free experience.

Key Features and Benefits

Check out the amazing key features and benefits of Dr.Fone – Screen Unlock that fits Android devices:

• **Data safety and reliability.**Your data’s security remains paramount. With Dr.Fone – Screen Unlock, your device’s integrity and precious data stay safeguarded throughout the unlocking process.
• Dr.Fone - Screen Unlock is compatible with a wide range of Android devices, irrespective of brand or model, ensuring accessibility for various users.
• It’s not just about unlocking a locked screen; Dr.Fone offers multiple unlock modes tailored to different scenarios, whether a forgotten password, PIN, pattern, or fingerprint issue.
• **High success rate.**With a high success rate in unlocking locked screens, Dr.Fone - Screen Unlock provides a reliable solution, even for complex lock scenarios.
• **No data loss.**Users can rejoice in the fact that the unlocking process doesn’t compromise data integrity. Your photos, messages, and apps remain untouched and secure.
• **Ease of use.**The software is designed for simplicity, making the unlocking process accessible to users with varying levels of technical expertise.

Tips: Forget your device password and can’t get access to it? No worries as Dr.Fone is here to help you. Download it and start a seamless unlock experience!

Guide To Unlock Your Vivo Y78t With Dr.Fone – Screen Unlock (Android)

Below are the steps on how you can unlock your Android device using Dr.Fone:

• Step 1: Get the most recent version of Wondershare Dr.Fone and connect your Android device to your computer via a USB cord. After connecting, access the unlock screen tool by going to the Toolbox and then selecting Screen Unlock.

• Step 2: Once prompted, choose Android to unlock your Android screen lock. On the following screen, you’ll see two options; choose Unlock Android Screen.

• Step 3: After that, you’ll be taken to a new screen where you can choose the brand of your mobile device.

• Step 4: Once done, click the Remove without Data Loss button from the two options presented on the screen.

• Step 5: Unlocking the Android screen requires choosing the Brand, Device Name, and Device Model next. Enable the option that says I agree with the warning, and I am ready to proceed by clicking the corresponding checkbox. To proceed with unlocking the screen, click Next.

• Step 6: Type 000000 when asked to confirm the process. After entering the code, click Confirm to run the program.

• Step 7: Once you’ve recognized your Android device’s model, Dr. Fone will walk you through entering Download Mode. Following the on-screen prompts will take you directly to the next screen. It then depicts the progress of the screen unlocking procedure, in which the platform’s required drivers and configuration files are downloaded.

• Step 8: A new screen will appear, indicating the process has been completed. Click Done if your device’s screen unlock issue has been successfully fixed. If not, click the Try Again button.

Dr.Fone – Screen Unlock (Android) acts as your trusty guide, leading you through the maze of locked screens and inaccessible settings. It unlocks your phone first and enables USB debugging without the frustrating barriers.

Learn More About Android Unlock:

Samsung Unlock Codes to Unlock Samsung Phones [2024 Updated]

Unlocking Your Realme Phone Made Easy: No Data Loss!

The Best Android Unlock Software of 2024

Conclusion

In face of locked screens, USB debugging is a beacon of access and troubleshooting for your Android device. Remember, enabling USB debugging on a locked phone is crucial, opening doors to unforeseen solutions. However, what if you want to enable USB debugging on locked phones, but the process gets messy?

Then, it’s time to consider Dr.Fone - Screen Unlock (Android). It effortlessly paves the way to enable USB debugging on locked phones. By ensuring your device’s security and accessibility, even in locked states, Dr.Fone empowers you to navigate through obstacles, safeguarding your data while unlocking endless possibilities.

6 Solutions to Unlock Vivo Phones If You Forgot Password, PIN, Pattern

Too many times, we forget the passcode of our smartphones, only to regret it later. Don’t worry if you are facing the same issue. It happens to all of us at times. Fortunately, there are many ways to unlock an Android device even when you have forgotten its password/pin/pattern lock. This guide will teach you how to unlock Vivo phones if you forgot the password in five different ways. Read on and choose your preferred option if you forgot the password on your Vivo phone and move past every setback you face.

Solution 1: Unlock Vivo Phone using Dr.Fone - Screen Unlock (5 mins solution)

Among all the solutions we are going to introduce in this article, this is the easiest one. Dr.Fone - Screen Unlock (Android) can help you remove the lock screen of some Vivo and Samsung devices without any data loss. After the lock screen is removed, the phone will work like it’s never been locked before, and all your data are there. Besides, you can use this tool to bypass the passcode on other Android phones, such as Huawei, Lenovo, Oneplus, etc. The only defect of Dr.Fone is that it will erase all the data beyond Samsung and Vivo after unlocking.

Dr.Fone - Screen Unlock (Android)

Get into the Locked Vivo Phone within Minutes

• Available for most Vivo series, like LG/LG2/LG3/G4, etc.
• Except for Vivo phones, it unlocks 20,000+ models of Android phones & tablets.
• Everybody can handle it without any technical background.
• Offer customized removal solutions to promise good success rate.

4,008,669 people have downloaded it

How to unlock an Vivo phone with Dr.Fone - Screen Unlock (Android)?

Step 1. Launch Dr.Fone.

Download Dr.Fone from the download buttons above. Install and launch it on your computer. Then select the “Screen Unlock“ function.

Step 2. Connect your phone.

Connect your Vivo phone to the computer using a USB cable. Click on Unlock Android Screen on Dr.Fone.

Step 3. Select the phone model.

Currently, Dr.Fone supports removing lock screens on some Vivo and Samsung devices without data loss. Select the correct phone model information from the dropdown list.

Step 4. Boot the phone in download mode.

• Disconnect your Vivo phone and power it off.
• Press the Power Up button. While you are holding the Power Up button, plug in the USB cable.
• Keep pressing the Power Up button until the Download Mode appears.

Step 5. Remove the lock screen.

After your phone boot in download mode, click on Remove to start to remove the lock screen. This process only takes a few minutes. Then your phone will restart in normal mode without any lock screen.

For more detailed steps, please go to our guide on unlocking Android phones with/without data loss .

Solution 2: Unlock the Vivo Phone Using Android Device Manager (Need a Google account)

This is probably the most convenient solution to set up a new lock for your Vivo device. With Android Device Manager, you can locate your device, ring it, erase its data, and even change its lock remotely. All you got to do is log in to the Vivo Y78t device Manager account using the credentials of your Google Account. Needless to say, your Vivo phone should be linked to your Google Account. Learn how to unlock the Vivo phone if forgot your password using Android Device Manager.

• Step 1. Start by logging in to Android Device Manager by entering the credentials of your respective Google Account that is configured with your phone.

• Step 2. Select your device’s icon to get access to various features like ring, lock, erase, and more. Out of all the provided options, click on “lock” to change the security lock of your device.

• Step 3. Now, a new pop-up window will open. Here, provide the new password for your device, confirm it, and click on the “lock” button again to save these changes.

That’s it! Your phone will reset its password, and you would be able to move past any problem related to forgetting the password on the Vivo phone using Android Device Manager unlock .

Solution 3: Unlock the Vivo Phone Using Google Login (only Android 4.4 and below)

If your Vivo device runs on Android 4.4 and previous versions, then you can easily move past the password/pattern lock without any trouble. The provision is not available on devices, which run on newer versions of Android. Nevertheless, for all the Vivo Y78t devices running on older versions than Android 4.4, this is undoubtedly the easiest way to set a new passcode. Follow these steps to learn how to unlock your Vivo phone if you forgot your password using your Google credentials.

• Step 1. Try bypassing the pattern lock at least 5 times. After all the failed attempts, you will get the option to either make an emergency call or choose the option of “Forget pattern”.

• Step 2. Select the “Forget pattern” option and provide the correct credentials of your Google account to unlock your phone.

Solution 4: Unlock the Vivo Phone Using Custom Recovery (SD card needed)

If your phone has a removable SD card, you can also try this technique to disable the pattern/password on your device. Though, you need to have some custom recovery installed on your device for this method. You can always go for TWRP (Team Win Recovery Project) and flash it on your device.

TWRP: https://twrp.me/

Also, since you can’t move anything to your device when it is locked, you need to do the same using its SD card. After ensuring that you have met all the basic prerequisites, follow these steps and learn how to unlock the Vivo phone’s forgotten password using a custom recovery.

• Step 1. Download a Pattern Password Disable application and save its ZIP file on your computer. Now, insert your SD card into your system and move the recently downloaded file to it.

• Step 2. Reboot your phone into recovery mode. For instance, the TWRP recovery mode can be turned on by simultaneously pressing the Power, Home, and Volume Up button. You would get different options on your screen after entering the custom recovery mode. Tap on “Install” and browse the Pattern Password Disable application file.

• Step 3. Install the above-mentioned application and wait for a few minutes. Afterward, restart your Vivo phone. Ideally, your phone will be restarted without any lock screen. If you get a lock screen, you can bypass it by entering any random digits.

Solution 5: Factory Reset Vivo Phone in Recovery Mode (erases all phone data)

If none of the above-mentioned alternatives work, then you can also try to factory reset your device. This will erase every kind of data from your device and make it look brand new by resetting it. Though, you can easily resolve the forgot password on the Vivo phone with it. Therefore, before proceeding, you need to be familiar with all the repercussions of performing a factory reset. All you got to do is follow these steps.

• Step 1. Put your Vivo phone on its recovery mode with correct key combinations. To do this, firstly, turn your device off and let it rest for a few seconds. Now, press the Power and Volume Down key at the same time. Keep pressing them until you see LG’s logo on the screen. Release the buttons for a few seconds and press them again at the same time. Again, keep pressing the buttons until you see the recovery mode menu. This technique works with most Vivo devices, but it can differ slightly from one model to another.

• Step 2. Choose “Wipe Data/Factory Reset.” You can use the Volume up and down key to navigate the options and the power/home key to select anything. Use these keys and select the “Wipe Data/Factory Reset” option. You might get another pop-up asking to delete all user data. Just agree it reset your device. Sit back and relax as your device will perform a hard reset.

• Step 3. Select the “Reboot system now” option to restart it. Your phone will be restarted without any lock screen.

After following these steps, you can easily overcome how to unlock the Vivo phone forgot password issue.

Solution 6: Unlock Vivo Phone Using ADB Command (need USB debugging enabled)

This might be a little complicated initially, but if you don’t want to follow either of the above-mentioned techniques to unlock your device, you can go with this alternative. Before proceeding, make sure that you have ADB (Android Debug Bridge) installed on your computer. If you don’t have it, then you can download Android SDK right here .

Additionally, it would help if you turned on the USB Debugging feature on your phone before you forgot the password. If USB debugging is not turned on before, then this method will not work for you.

After making your device ready and downloading all the essential software on your computer, follow these steps to learn how to unlock your Vivo phone if you forgot the password.

• Step 1. Connect your device to the computer with a USB cable and open the command prompt when it is successfully connected. If you get a pop-up message regarding USB Debugging permission on your device, simply agree to it and continue.

• Step 2. Now, please provide the following code on the command prompt and reboot your device when it is processed. If you want, you can also tweak the code a little and provide a new lock pin.

• ADB shell

• cd /data/data/com.android.providers.settings/databases

• _sqlite3 settings._db

• update system set value=0 where name=’lock_pattern_autolock’;

• update system set value=0 where name=’lockscreen.lockedoutpermanently’;

• .quit

• Step 3. If the above code doesn’t work, try providing the code “ADB _shell rm /data/system/gesture. the key_” to it and follow the same drill.

• Step 4. After restarting your device, if you still get a lock screen, then give a random password to bypass it.

Conclusion

You can choose a preferred option and rectify the issue whenever you forgot the password on the Vivo phone . Make sure that you meet all the requirements and go through the respective tutorial to attain fruitful results.