Mastering Android Device Manager: The Ultimate Guide to Unlocking Your Vivo Y100A 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 Y100A 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 Y100A 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 Unlock Vivo Y100A Phone without Any Data Loss

In today’s digital age, our Android phones serve as the primary hub of our lives, holding a treasure trove of personal and professional data. Yet, the frustration of being locked out due to forgotten passwords or malfunctioning security features can be overwhelming, compounded by the fear of data loss during the recovery process. However, there’s a beacon of hope - a way to unlock your Android phone without any data loss. In this comprehensive guide, we will explore the latest techniques, tools, and methods to regain access to your Android device safely without a password, PIN, or fingerprint. Let’s dive into it now.

Part 1. How to Unlock Vivo Y100A Phone with Dr.Fone - Screen Unlock (Android)

If you or someone accidentally forgot or mistyped/misentered your lock password and caused it to lock permanently, of course, you will find ways to unlock it at first. But if you are not connected to the internet, or did not register a Google account for your device, your last resort would be to factory reset your device. That will totally wipe everything you have and save it on your device. If you want to unlock your lock screen without having to worry that your device data will be erased, Dr.Fone - Screen Unlock (Android) is your phone unlocking software .

safe & secure

Note: This tool temporarily support unlocking part of Samsung and LG locked screen without losing data, but other Android phone will be wiped all data if you try to unlock the screen with Dr.Fone - Screen Unlock (Android).

Dr.Fone - Screen Unlock (Android)

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.

4,464,578 people have downloaded it

Steps on How to Unlock an Android Phone with Dr.Fone - Screen Unlock (Android)

Step 1. Connect your Android phone to your PC with Dr.Fone installed, then run the program.

Step 2. Then, you should see the “Screen Unlock” tool, so proceed into it. After that,  click “Android” > “Unlock Android Screen.”

Step 3. Then choose “Remove without Data loss” to unlock part Samsung/LG devices without data loss and find your device model.

Step 4. Follow the instructions on the program to get the Android phone into “Download Mode.”

• 1. Power off the phone.
• 2. Press and hold volume down + home button + power button at the same time.
• 3. Press the volume up to enter download mode.

Step 5. The loading process will take you a few minutes because it is going to verify first your device’s compatibility.

Step 6. Wait until everything is done. You should then see your device already has no lock screen.

That’s how to unlock an Android phone with just one click using Wondershare’s Dr.Fone. If your device is not Samsung or LG, you can use a more advanced mode to unlock your phone .

Part 2. How to Unlock Android Phone with Aroma File Manager (with Data Loss)/h2>

If you weren’t able to open your Wi-Fi or data connection or enable USB Debugging, this is the way for you to unlock your lock screen. This could be a bit complicated, but it should work.

Steps are provided below, and please follow the step-by-step guide carefully to avoid a boot loop or any other damage.

Step 1. Download Aroma File Manager on your PC. This is a tool that unlocks Android phones. Android users can use it for free.

Step 2. Go to your Downloads folders and copy the downloaded zip file.

Step 3. Plug into your PC a memory card that you can insert into your phone later. Then, go to your list of connected devices and select the memory card.

Step 4. Paste the copied Aroma zip file. Once copied, eject it from your PC, then insert it into your Android device.

Step 5. Enter Recovery Mode for your device. Each Android device has its own ways of entering recovery mode, so take a look at this link and find your device.

Step 6. When you are already in Android Recovery Mode, use your volume keys to navigate to ‘’apply update from external storage’’, then select the zip file you copied a while ago. It will be flashed on your device.

Step 7. After it, restart, and recovery mode will reopen as Aroma File Manager, so go to its settings and select ‘’Automount all devices on start’’, then restart. Back in Aroma File Manager, go to the directory data>system. Check if the ff. exist. If they do, delete them. Then restart again.

• gesture.key (pattern) / password.key (password)
• locksettings.db
• locksettings.db-shm
• locksettings.db-wal
• signature.key
• sparepassword.key

Now you have your device booted up, and your Android lock screen is still locked, just gesture in or enter anything. It will be unlocked. And that’s how to unlock an Android phone using your device.

Part 3. How to Unlock Android Phone Using Minimal ADB and Fastboot (with Data Loss)

If you weren’t able to connect to the Internet, but you, fortunately, enabled your USB Debugging option before your device was locked, the ARONSDB tool from the Android SDK package can help you unlock your Android phone.

Here is the step-by-step guide for you to follow

Step 1. Go to Minimal ADB and Fastboot download page.

Step 2. Download the tool’s latest version.

Step 3. Open the downloaded Minimal ADB and Fastbootzip file and install it.

Step 4. Make sure your device is connected, then go to the Minimal ADB and Fastboot installation directory.

This PC [Win 8& 10] or My computer [Windows 7 & below]> Local Disk (C:) [primary drive]> Program Files [for 32-bit] or Program Files (x86) [for 64-bit] > Minimal ADB and Fasboot.

Step 5. Inside the folder, hold the Shift key on your keyboard, then right-click your mouse. An additional “Open command window here” will appear so select that.

Step 6. ADB terminal will pop out. Now, the first is to type in ADB devices. This is to check if your device is recognized by ADB. If there is no device listed below, try to remove and reconnect your Vivo Y100A and retype the command. If there are listed devices already, proceed.

Step 7. Finally, type in the following commands one by one. These commands will remove your lock screen.

• 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

This would work if you have your USB debugging turned on before it was locked. That’s how to unlock Android using ADB.

Part 4: How to Unlock Phone via Find My Device (with Data Loss)

Google Find My Device is another handy way to unlock your locked Android device. However, it requires you to have your Google ID credentials and you have previously enabled Find My Device features. Moreover, it will erase all the data on your device. Use the following steps to unlock your Android phone via Find My Device:

Step 1: Open a web browser on a computer or another device and visit the Find My Device website. Now, sign in with the Google account that is linked to the locked Android device.

Step 2: After signing in, you will see a list of devices associated with your Google account on the left side of the screen. Select the locked Android device from the list and choose the “Erase Device” option from the menu on the left-hand side.

Step 3: You will now be asked to confirm your identity through a Google account password or using a pass-key. Afterward, follow the on-screen instructions to erase and unlock your Android device.

Part 5: How to Unlock Android Phone without Losing Data in Safe Mode

One way to unlock your Android phone without losing the data is by utilizing Safe Mode. This method works only if the screen lock you have been using is a third-party app. Since Safe Mode disables third-party apps, you can easily use it to uninstall the problematic app. Here is how to unlock an Android phone without losing data:

Step 1: On your Android device, press and hold “Power” and “Volume Down” keys together for 3 seconds. After the Power menu becomes visible, press and hold the “Power off” option.

Step 2: After a while, you will see the “Safe Mode” option on your screen with some basic instructions. Now, you can use the button to boot into Safe Mode and remove the screen lock application.

Part 6. How to Unlock Android Phone without Any Data Loss Using Google Account (Android 4.4 or lower)

If luckily, you left your Wi-Fi open and luckily connected to the internet, this is the easiest way to unlock your Android phone.

The step-by-step guide for you to refer

Step 1: Retry the incorrect password or pattern until the ‘’Forgotten Password/Pattern’’ appears below. Then select that.

Step 2: Check ‘’Enter your Google Account details’’ then tap next.

Step 3: Input your Google Account details, username, and password. You are done.

You will be given the option to input a new password or pattern right after you enter your Google account details. But if not, Google must have emailed you your temporary password or pattern that you will input to unlock your lock screen.

5 Solutions For Vivo Y100A Unlock Without Password

One out of three people forget their phone’s password every day or make continuous wrong attempts that lock their phone. However, you can’t unlock your phone without the screen lock pattern or password. If you are an Vivo Y100A user, and you can’t remember your device’s pattern or password, we have the best solution or you. Here, you will find the easiest and foolproof methods for an Vivo Y100A pattern unlock.

Here is the complete guide with five methods to unlock an Vivo device that works in various situations. Every method is easy to use, and you can unlock your phone as long as you follow each step precisely. With our guide, you can remove your Vivo ‘s pattern, PIN, or password with your Google account. We also have various ways to unlock Vivo Y100A without your Google account.

Here is a video for you to learn how to unlock Vivo Y100A without password:

Part 1: Lock System About Vivo Y100A

1: Lock Types

Before we move towards the Vivo Y100A pattern unlock, let’s talk about its lock types and security system. Vivo Y100A is one of the older versions of Vivo android phones that was released in 2016. At that time, only flagship phones from each brand came with features like fingerprint sensors and facial unlock. Vivo Y100A doesn’t offer these lock types. You can only set up a screen lock as a password, pattern, and PIN. You can also lock apps on Vivo Y100A with its privacy password settings.

2: How to Set Them up?

Follow these steps to set up any type of lock on your Vivo Y100A .

• Open “Settings” on your mobile and select “Lockscreen and Password”.
• The lock system menu would appear if your device had no screen locks. If your device has a screen lock, you will have to enter the password to enter the settings.
• Select the “Lockscreen Password” option at the top and tap on the “Enable Lock Screen” button.
• Select the type of lock you want to set and create a password.

3: How to Remove Them with Password or Pattern?

You can easily remove the lock screen of your Vivo Y100A if you remember your password or pattern.

• Go to “Settings” and follow the previous steps to open the “Lockscreen Password” settings.
• Disable the lock screen by tapping on the “Enable Lock Screen” button once.
• Enter your password or pattern and wait for the system to remove the screen lock.

Part 2: 5 Solutions to Unlock Vivo Y100A Without Password or Pattern

1: Google Find My Device

You can use the Google Find My Device for your Vivo Y100A pattern unlock. It is a simple privacy and security Google feature that enables users to reset their android phones. Most people use it to factory reset their phones when someone steals their phones. Although Google Find My Device works every time, it is not the ideal solution if you don’t want to lose your data. With a hard reset, you lose all your data and settings. It is not worth it if all you want to do is unlock your screen. Here are the steps to unlock Vivo Y100A with Find My Device.

• Open any browser on your PC and visit “Google Find My Device.”
• Make sure your phone is connected to the internet.
• Select the “Erase Device” option and log in with your Google account.
• After verification, click on “Ok” and wait for the system to factory reset.
• Power on your device and enter it without any pattern or password.

2: Google Account

Here is how you can do an Vivo Y100A pattern unlock without PC. You don’t need any third-party software or device for this method. Every step is easy to follow, and it only takes a few minutes for you to unlock your phone. This method requires your Google account and password. Don’t use this method if you don’t know your Google password. If you are a beginner, it is better to use other methods because this method involves the risk of blocking your device. Follow these steps to unlock your Vivo device using your Google Account.

• Enter a random password or PIN on your phone’s lock screen five times.
• Wait for the system to give the alert message after you enter the wrong password five times.
• Now, wait for 30 seconds until the system asks you to enter your lock screen password.
• At the bottom left corner, tap the “Forgotten Password” option.
• Now the system will ask for your Google account and password.
• After you verify your Google account, you can enter your device.

3: Answer Security Questions

If you want to unlock your Vivo phone, you can also answer some security questions and reset the password. This method does not work on all Vivo devices, but you can use it for Vivo Y100A screen unlock without PC. You will see various questions if your Google account is linked with the Vivo Y100A device. All questions are based on your profile and credentials. You have to answer precisely with proper spaces. Here are the steps to unlock Vivo Y100A with security questions.

• Use a random password or PIN five times and wait for the 30 seconds alert message.
• Tap on the “Forgot Pattern” option and move to the next screen.
• Select the “Answer Question” option if you want to unlock security questions. You can also select “Enter Google account details” if you know your Google account password.
• Tap on the “Next” button and answer every question that comes up.
• If you give correct answers, the system will open the screen lock.

4: Hard Reset (data loss)

A hard reset would be the best solution if you forgot your phone’s lock screen password or pattern. However, you can unlock your phone with your Google account as well. Do a hard reset if you can’t remember your Google account password and don’t want to use third-party tools. The only problem with hard resetting is that you lose all your data, images, files, settings, and personalization. That is why you can’t recover any of your data after the hard reset if you don’t have a data backup. The process of hard reset is different for every device. Here are the steps for Vivo Y100A pattern unlock without a PC through a hard reset.

• Switch off your Vivo Y100A with the power button.

• Press and hold the Volume down + Power buttons together for a few seconds. Hold the keys until you see the Vivo logo on the screen.

• Select the Language using the volume keys to navigate and the power key to select.

• Go to the “Wipe Data and Cache” option and select twice using the power key.

Click here


• For confirmation, select the “OK” option and wait for the system to reboot.

5: Dr.Fone - Screen Unlock

You can easily unlock your Vivo device without your Google account password and losing data. The best way is to use an Vivo Y100A pattern lock removal tool. If you want an easy-to-use tool with fast and safe working, we recommend Dr.Fone - Screen Unlock. Dr.Fone enables users to unlock any android device within five minutes without password, Google account. You can unlock your Vivo Y100A without effort. With Dr.Fone, you can also back up and restore your data , do a system repair for your mobile, and transfer WhatsApp with a few clicks. Here are the steps to remove the pattern lock from Vivo Y100A with Dr.Fone – Screen Unlock.

Click here

### Dr.Fone - Screen Unlock (Android)

The Best Tool to Unlock Vivo Y100A Without Any Hassle!

• Remove all Android screen locks (PIN/pattern/fingerprints/face ID) in minutes.
• Remove the lock screen without data loss for part of Samsung and LG devices.
• Everyone can handle the lock screen without any tech knowledge.
• Provide specific removal solutions to promise good success rate.

4,008,672 people have downloaded it

Step 1. Click the “Start Download” button to download the software on your PC.

Open Dr.Fone on the PC with a USB cable connected to your phone > click “Screen Unlock” from the home page.

Step 2. Select Unlock Android Screen

With the button “Unlock Android Screen”, you can unlock your Vivo Y100A via this part.

Step 3. Select Unlock mode: 100% Remove Screen Lock

When you’re on this page, “100% Remove Screen Lock” can unlock most phone brands’ screens. Because of the different recovery modes of different phone models, selecting the Vivo Y100A device brand plays a great role in removing the lock.

Step 4. Now, it’s time to start removing the lock screen

Follow the guide step by step to complete all steps, these steps are important to unlock your Vivo Y100A .

Now, no password or pattern to stop you from using your Vivo Y100A !

Conclusion

If you know your Google account password, then you can easily unlock your phone after verification. If you don’t know the password, you can use a hard reset to erase all data and settings from your device. Use the Dr.Fone - Screen Unlock (Android) if you don’t want to lose your data. Dr.Fone allows you to unlock your Vivo Y100A within minutes with easy-to-follow steps. It works for all old and new Vivo models, and the procedure is the same for every device. You can also use Dr.Fone to recover data, repair android software problems, and fix other issues.