How to Unlock Samsung Galaxy A15 4G 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 Samsung Galaxy A15 4G 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 Samsung Galaxy A15 4G 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.

Locked Out of Your Android Phone? Here Are 3 Solutions to Regain Access

Android mobiles are the best choice for everyone today because of the cool operating system and so many types of application availability. So users can enjoy everything on their android mobiles. Sometimes while using android mobiles, people faces issues with locking their phone. That means sometimes users lock their phones and forget the password, that time is very bad because they can’t do anything with their phones without unlocking them.

There are different types of ways available to unlock your android mobile some way allows you to unlock your phone by hard reset which is very bad because you will all available android mobile data by this method, but some method allows you to unlock your phone without losing data on some of Samsung and LG models, like Dr.Fone - Screen Unlock (Android). We are going to tell you all the different ways in this article.

Part 1: Get Rid of Lock Screen with Dr.Fone - Screen Unlock (Android)

Now we are presenting the best way to remove the password from your android phone without losing any data from the Samsung Galaxy A15 4G device. Wondershare Dr.Fone - Screen Unlock (Android) is software available officially from Wondershare to remove forgotten lock screen passwords from your phone. It allows you to remove all types of passwords from your phone without losing anything. It works for all android devices easily and there is no need for any technical knowledge to use it. Furthermore, it unlocks your phone easily when the question comes to your mind that I locked myself out of my phone. You just need to do a few clicks only to remove the password from your screen, and your mobile will be unlocked and used again without losing anything.

4,008,672 people have downloaded it

safe & secure

Dr.Fone - Screen Unlock (Android)

Get into your Android Phones within Minutes When you are Locked out

• Pattern, PIN, password, fingerprints & face screen lock can all be unlocked.
• Easily remove the lock screen; No need to root your device.
• 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

How to unlock a locked out android phone easily with android lock screen removal

Step 1. Navigate to Screen Unlock

Firstly, you need to download and install this awesome software on your computer. After installing, run it on your computer. Click on the Toolbox and Select Screen Unlock > Android option.

Select the Samsung Galaxy A15 4G device brand that you want to unlock the screen.

Step 2. Confirm your device information

Connect your phone to your Mac or PC, and select your model from the list. Then click “Next”.

Note: This tool can remove the Android lock screen only for some Samsung and LG devices in this list without losing data. For other devices, you have to use the “100% Remove Screen Lock”, which can remove the lock screen by erasing data.

Step 3. Enter the download mode

• Now you need to enter the download mode on your phone. Follow the on-screen instructions to enter.

Step 4. Recovering device process

Dr.Fone will start downloading of recovery package to remove the lock screen from your android mobile. Wait for some time until it’s complete.

Step 5. Remove password completed

Once the recovery package is downloaded it will unlock your phone automatically. Now you can access your phone easily without any problem and without losing any data.

Remove Android Screen Lock

Part 2: Get Rid of Lock Screen by Hard Reset

If you have locked your android phone and forgot the pattern or password or any other type of password, then you can unlock it by doing a factory reset of your phone by using hard to reset it. This way enables users to reset all settings of their phones such as passwords, Gmail accounts, Wi-Fi passwords messages everything. So users will get a phone like new after reset. That means you will lose all of your data, your Wi-Fi passwords etc. You can’t get your data back again after resetting in this way. It will not unlock the only phone, it will wipe all your android mobile data as well.

How to unlock lock screen by hard reset

Step 1. Get into recovery mode

If you are unable to access your phone because it’s locked, then firstly power off your phone. When its power is off, then you need to press the volume down and the power key together to enter the boot screen. Hold these both keys for some time together. After some your android mobile will vibrate, then you can release both keys.

• Now you are entered into the recovery mode on your phone.
• on this screen, choose “Wipe data / Factory Reset” just like the below picture by pressing the volume down hard key.
• After going there, press the power key to select this option.

Step 2. Factory reset to enter your android phone

So many options will open on the next screen now. Now use the volume down key and go to the option “Yes – Delete all user data” on the menu which is there in front of you. Press the power key now to start reset of all settings and your android mobile data.

Step 3. Reboot system now

Once you have selected “Yes –delete all user data” it will reset all things and delete all of your data from your phone as well. Now select “reboot system now” on the next screen to start your phone. That’s it, you have successfully unlocked your phone now but lost everything from your phone that you can’t get back.

Part 3: Get Rid of Lock Screen with Lock Screen Bypass App

Users can unlock their lock screen with an android lock screen bypass app, this app enables you to unlock your android phone. You can use it by paying $4.99. But the problem is that this app will only work when your device is already unlocked, you can’t use it when it is locked. It means that it can help you to clear the password and reset it again, only you can’t use it on a locked phone. This application mostly works for all android users, but we don’t take guarantee that it will work for you or not. You must need the internet while using this method.

Step 1. Download and install the screen bypass app

Download and install a lock screen bypass app by running it on your laptop from the Google Play Store on your Samsung Galaxy A15 4G devicewhich is locked. You need to install the application on your mobile remotely now. Once it is started installing the app once installing icon you will see it on mobile.

Step 2. Plug charge with your android phone

After finishing the installation of the application, you will see the application installed icon on your mobile. Now you need to plug your charge with your android phone to activate and watch the lock screen on your android phone and to activate the lock screen bypass the pro application.

Step 3. Activate the app

Once your charger is connected, you need to click on the activate button. This button will automatically come on the mobile screen after connecting the charger. When you click on the Activate button your application will be activated successfully.

Step 4. Remove lock screen password

After clicking on activate, click on Remove lock Screen Password to unlock your phone.

Step 5. Remove completed

Now it will remove the password from your phone and unlock it. You will see the home screen of your device now on your mobile.

Wrap it up

We have discussed 3 different ways above to unlock the locked screen of android mobiles all these three methods will work for you, but there are some differences in every method. If you follow the second method which is resetting your phone then you will lose everything on your phone and the first method will help you to unlock your phone screen without losing a single file from your android phone, the third way is not reliable because it doesn’t work on all android devices. So finally we can say android lock screen removal software from Wondershare is the best choice for you to unlock your phone screen when the question comes to your mind locked out my phone and how I can unlock it without losing data now.

6 Solutions to Unlock Samsung 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 Samsung phones if you forgot the password in five different ways. Read on and choose your preferred option if you forgot the password on your Samsung phone and move past every setback you face.

Solution 1: Unlock Samsung 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 Samsung 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 Samsung after unlocking.

Dr.Fone - Screen Unlock (Android)

Get into the Locked Samsung Phone within Minutes

• Available for most Samsung series, like LG/LG2/LG3/G4, etc.
• Except for Samsung 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 Samsung 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 Samsung 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 Samsung 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 Samsung 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 Samsung Phone Using Android Device Manager (Need a Google account)

This is probably the most convenient solution to set up a new lock for your Samsung 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 Samsung Galaxy A15 4G device Manager account using the credentials of your Google Account. Needless to say, your Samsung phone should be linked to your Google Account. Learn how to unlock the Samsung 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 Samsung phone using Android Device Manager unlock .

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

If your Samsung 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 Samsung Galaxy A15 4G 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 Samsung 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 Samsung 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 Samsung 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 Samsung 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 Samsung 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 Samsung 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 Samsung 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 Samsung 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 Samsung phone forgot password issue.

Solution 6: Unlock Samsung 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 Samsung 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 Samsung phone . Make sure that you meet all the requirements and go through the respective tutorial to attain fruitful results.

Also read: