Unlock Your Samsung Galaxy A15 4G Phone with Ease: The 3 Best Lock Screen Removal Tools

Let’s just say that you recently changed your Samsung Galaxy A15 4G phone’s password, and now you are having trouble remembering it. After a few wrong attempts, you will get an alert message saying that more wrong attempts will block your device. In these situations, you can hard reset your device, but it will delete all your data and settings.

Instead of using other methods, you can use an Samsung Galaxy A15 4G password unlock tool to unlock your device without a password. You can find many unlock tools but if you want an easy-to-use and efficient Samsung Galaxy A15 4G unlock tool, try Dr.Fone - Screen Unlock. With Dr.Fone, you can unlock your Samsung Galaxy A15 4G device within five minutes. You don’t have to worry about harm to your phone’s software. Here, we will discuss the three best Samsung Galaxy A15 4G unlock tools and a complete guide on how to remove the Samsung Galaxy A15 4G screen lock with Dr.Fone.

Tool 1: Dr.Fone - Screen Unlock (Android)

For Samsung Galaxy A15 4G smartphone users who have forgotten their password and are locked out of their device, finding a reliable and efficient password unlock tool is crucial. One such tool that stands out is Dr.Fone - Screen Unlock (Android). Dr.Fone - Screen Unlock (Android) offers a fast and efficient solution to unlock your Samsung Galaxy A15 4G device. With its advanced algorithms and technology, it can bypass various lock screen types, including PIN, password, pattern, and fingerprint. You can regain access to your device within minutes, saving you from the frustration of being locked out of your phone for an extended period.

Dr.Fone - Screen Unlock is the first choice of many people because of the simple device unlock procedure. When you unlock your device with Dr.Fone, you don’t have to worry about damaging its software. Dr.Fone is the most efficient Samsung Galaxy A15 4G pattern lock remove tool because it can unlock all old and new Samsung Galaxy A15 4G devices. In addition to that, Dr.Fone also offers various other features like system repair, WhatsApp transfer, phone transfer, data backup and restore, data eraser, etc. Here is the guide to unlocking the Samsung Galaxy A15 4G lock screen with Dr.Fone.

With Dr.Fone, you can remove the lock screen of any Samsung Galaxy A15 4G mobile in four easy steps. Each step is easy to follow.

• Step 1. Download Wondershare Dr.Fone from our official website and install it on your PC.

• Step 2. Launch the Dr.Fone and navigate to the “Toolbox” > “Screen Unlock” > “Android” > “Unlock Android Screen”.

• Step 3. Click the “OPPO” icon and use a USB cable to connect your Samsung Galaxy A15 4G phone and your PC. Dr.Fone will start to unlock Android screen after getting into the specific mode. There are various phone brands for you to choose, don’t make it wrong, otherwise, all rest processes won’t work well.

• Step 4. Once the unlock progress is over, you can access your Samsung Galaxy A15 4G phone without any password or pattern.

Tool 2: Samsung Galaxy A15 4G Password Unlock

Samsung Galaxy A15 4G unlock tool is free software that enables users to unlock Samsung Galaxy A15 4G devices without a password. The Samsung Galaxy A15 4G password unlock tool can bypass screen lock, FRP, Google verification, DIAG, and ADB. It works for all Samsung Galaxy A15 4G smartphones. It is the best tool for those who forgot their phone’s screen lock password. With Samsung Galaxy A15 4G unlock tool, you don’t have to complete complex steps, and the method to unlock devices is simple. As an Samsung Galaxy A15 4G user, you should be aware of the fact that Samsung Galaxy A15 4G doesn’t allow password changes with a factory reset.

You can only reset your password using the Samsung Galaxy A15 4G password unlock tool after a factory reset. This tool is compatible with all versions of Windows. It is a one for all solution for many Samsung Galaxy A15 4G smartphone problems. You can use it to reset the hardware of your Samsung Galaxy A15 4G phone and delete all data and settings. It features a simple and easy-to-use user interface, and you can get it at no cost. Here are the steps to remove the Samsung Galaxy A15 4G lock screen with the Samsung Galaxy A15 4G password unlock the program.

• Step 1. Download and Install the Samsung Galaxy A15 4G unlock tool. Run the application and power off your smartphone. Select Samsung Galaxy A15 4G from the brand list and determine the chipset of your device. It can either be MTK or Qualcomm.
• Step 2. For the MTK(MediaTek) chipset, all you need to do is set your MAC address from the network adaptor options and start the unlock process.
• Step 3. For the Qualcomm chipset, select your device model and click on the “Service” tab to enable DIAG mode.
• Step 4. Start the Samsung Galaxy A15 4G device unlock process. Once the process is complete, your device will automatically boot up and format all data. There will be no screen lock or FRP lock.

Tool 3: iToolab - UnlockGo

If you have the habit of changing your Samsung Galaxy A15 4G smartphone frequently, then it is easy to forget your password. Changing your phone’s password is not a problem, but once you forget your phone’s password, things can get troublesome. Without your phone’s password, you might be able to call others, but you can’t unlock your device, use social media, or use any apps on your phone. Although it looks like a bug problem, you can easily deal with it using the proper tools. Instead of trying to unlock your locked Samsung Galaxy A15 4G device using various unsafe methods, you can use iToolab - UnlockGo to remove its screen lock.

iToolab - UnlockGo is a simple Samsung Galaxy A15 4G pattern remove tool that enables users to unlock privacy passwords and screen locks of their Samsung Galaxy A15 4G smartphones. The only reason not to use this tool for Samsung Galaxy A15 4G screen unlock is that you can lose all your data. Although lock screen removal without data loss is available in UnlockGo it only works for earlier Samsung devices. For Samsung Galaxy A15 4G users, forgetting their phone’s password means losing all their data to unlock their device. Here are the steps to unlock Samsung Galaxy A15 4G phones using iToolab - UnlockGo.

• Step 1. Install and launch iToolab - UnlockGo(Android) on your PC. Click on the “Unlock Screen lock” on the main interface.
• Step 2. Select your device brand from the drop-down list. In your case, select “OPPO” and click on the “Unlock” button.
• Step 3. If your device has a home button, press the home + volume up + power keys at the same time to enter recovery mode. If your device does not have the home button, press the volume down + power keys to enter recovery mode.
• Step 4. Once you enable the recovery mode, iToolab - UnlockGo will start the screen lock removal on your Samsung Galaxy A15 4G device. You will get a notification once the unlock ends. Reboot your device and enter it without a password.

Bonus Tips: Have you ever found yourself locked out of your Samsung Galaxy A15 4G phone due to the Google Factory Reset Protection (FRP) feature? If so, don’t worry, as there is a solution that can help you bypass this security measure. Easily bypass Google FRP on Samsung Galaxy A15 4G Phone with Dr.Fone - Screen Unlock (Android). It effortlessly resolves issues like lost Google accounts, forgotten PIN codes, and unlocking used phones. Supported brands include Samsung , Xiaomi, Redmi , Oppo , Realme , and Vivo .

FAQs: Is Dr.Fone - Screen Unlock Safe for Your Samsung Galaxy A15 4G Phone?

Dr.Fone - Screen Unlock is the safest and most efficient tool to unlock your Samsung Galaxy A15 4G device without a password. It only removes the lock screen and doesn’t affect your device’s security. One of the advantages of using Dr.Fone is that it saves your phone’s warranty. When you unlock Samsung Galaxy A15 4G phones with Dr.Fone, you don’t need your Google password or a factory reset. Dr.Fone also gives you the option to back up your data. You can also use it to repair software problems on your device, like screen stuck, volume problems, or device lag.

Dr.Fone - Screen Unlock (Android)

Unlock Your Samsung Galaxy A15 4G Phone Hassle-Free

• Remove 4 screen lock types: pattern, PIN, password & fingerprints.
• Bypass Android FRP lock without a PIN or Google account.
• Work for Samsung, Xiaomi, Realme, OPPO, etc.
• No tech knowledge required, Simple, click-through, process.

3,981,454 people have downloaded it

Conclusion

These are the three best tools to unlock your Samsung Galaxy A15 4G smartphone. Each of these tools can unlock your phone without a password. If we want to pick the best Samsung Galaxy A15 4G password unlock tool, Dr.Fone - Screen Unlock (Android) is better than the other two for various reasons. With Dr.Fone, you get a simple user interface and an easy-to-follow procedure to unlock your device. The tool guides you to complete every step, and you can unlock your Samsung Galaxy A15 4G smartphone within five minutes. And you also don’t have to worry about losing your phone’s warranty. Dr.Fone is a one-stop solution for Android problems.

Rootjunky APK To Bypass Google FRP Lock For Samsung Galaxy A15 4G

Factory Reset Protection (FRP) is a security feature built into Android devices running Android 5.1 Lollipop and later versions. It prevents someone from using your phone after a factory data reset without Google account login credentials. The FRP makes it much less attractive for thieves to steal Android phones, knowing they will need help to access them.

FRP automatically activates when you add a Google account to your Android phone. It links the Samsung Galaxy A15 4G device to your account, making it the “trusted owner.” Once activated, FRP becomes embedded in the phone’s system.

While Google FRP is a valuable security feature, it’s vital to acknowledge that there are legitimate situations where bypassing it might be necessary. These instances include forgotten Google account credentials, buying a second-hand device, and device issues. In these cases, tools like RootJunky can help you bypass FRP Lock. We’ll explore how to use RootJunky APK later, but first, let’s define what it is and its role in FRP bypass.

The RootJunky APK is a free Android application also called RootJunky SDL or RootJunky FRP Bypass tool. This app’s primary function is to bypass the Google Account FRP lock on Samsung devices. Rootjunky uses the weaknesses in Android’s setup process to create a new user account or switch existing ones, letting you bypass the FRP and regain control of your phone.

You can complete this process using the app by connecting your phone to a computer through an OTG cable. RootJunky can be helpfu l if you’ve forgotten your Google account password or bought a second-hand phone locked to someone else’s account. However, only use it if you have legitimate reasons to bypass FRP lock, like accessing your device after forgetting your Google account details.

Downloading the RootJunky FRP bypass tool from unofficial sources can introduce malware risks, so stick to trusted sources like the official website. Additionally, when exploring RootJunky, it is vital to keep the following in mind:

• Not all Android devices are susceptible to the methods used by RootJunky. It is necessary to check compatibility with your specific device model and Android version.
• Using FRP bypass tools like RootJunkycan potentially compromise the security of your device. Be cautious and proceed if you fully understand the risks involved.
• Bypassing FRP may involve data loss.
• Download RootJunky FRP bypass APK from a reliable source to minimize the risk of malware or viruses. You can check the APK file from official websites or trusted forums.
• Google constantly updates its security measures, so these tools may not always work effectively.

Part 2: How To Use RootJunky To Bypass Google FRP?

Here are the general steps to use the FRP Bypass APK RootJunky app to bypass Google FRP lock. But remember that specific steps may vary depending on your device and Android version:

• Step 1: On your computer, download the Rootjunky RealTerm program from the official Rootjunky website.

• Step 2: On your phone, download the Rootjunky APK (com.rootjunky.frpbypass-1.0.apk) file from the official website or other reputable sites.

• Step 3: Go to Settings > Security and tap Install unknown apps. Then, enable unknown sources to allow installation of apps from outside the Play Store. Connect your device to a Wi-Fi network.

• Step 4: On your Android phone, open a file explorer app and install the downloaded RootJunky APK file.
• Step 5: Connect your smartphone to your computer using a USB cable.
• Step 6: Launch the Rootjunky RealTerm program on your computer. Under the Display tab, check the Half Duplex option.
• Step 7: On your computer, go to Device Manager > Modems. Locate your device’s port name (e.g., COM3).
• Step 8: On the RealTerm program, enter the correct port number under the Ports tab, then click Change.

• Step 9: Click Send to establish a connection. Enter the two commands:

• at + creg? \ r \ n

• atd1234; \ r \ n

• Step 10: Once connected, the Rootjunky APK on your phone will provide on-screen instructions to bypass FRP.

• Step 11: If prompted, perform a factory data reset of your device.

While RootJunky offers a free method for FRP bypass, it can be incompatible with your device’s brand, requiring technical knowledge, tedious, and potentially risky. If you are looking for a simpler, safer, and more user-friendly solution, Wondershare Dr.Fone might be a better fit for you. If you want to learn how to use this tool to bypass FRP lock with minimal technical expertise, then keep reading.

Part 3: Easier Tool Than RootJunky APK To Bypass Google FRP

Google FRP adds an extra layer of security after a device reset. However, regaining access to the smartphone can be challenging if you forget your Google account details, forget your lock screen, or just buy a used device. While methods like the FRP RootJunky app exist, using it can be complex or risky.

Consider exploring third-party options like Dr.Fone for a potentially easier and safer FRP bypass solution. Dr.Fone Screen Unlock tool helps remove the Android FRP lock without requiring a PIN or Google Account.

Why Use Dr.Fone - Screen Unlock?

Here are some of the key features of Dr.Fone - Screen Unlock:

• **User-friendly:**Fone boasts an intuitive interface, eliminating the need for technical expertise. Even beginners can navigate the process with ease.
• **Widespread Brand Compatibility:**Fone supports mainstream brands, such as Samsung, Xiaomi, Oppo, Redmi, Realme, and Vivo, catering to a broader user base.
• **Fast and Efficient:**Regain access to your device in minutes without wasting time on tedious procedures.

Step-by-step Guide to Removing FRP Lock With Dr.Fone - Screen Unlock

Ready to leave the hassle of using RootJunky and easily bypass the FRP lock? Download and install Dr.Fone on your computer, then follow these steps to learn how to bypass Google FRP on your device:

• Step 1: Launch Dr.Fone on your computer and connect it to your Android device. Choose Screen Unlock from the Toolbox in the main interface.

• Step 2: Choose Android as your device type. This will take you to the next screen, where you can select Remove Google FRP Lock to proceed.

• Step 3: Select your device’s brand from the list and click Start to continue.

Note:

The next steps may vary depending on the brand you selected.

• Step 4: Select the OS version of your device and click Start to continue.

• Step 5: Access the secret menu on your phone using the on-screen instructions, then click Next to proceed to the next step.

• Step 6: When your Samsung prompts you to activate USB debugging, tap Allow. Then, on your computer screen, click Authorized to confirm.

• Step 7: You will see the FRP lock being bypassed on your Android device on the next screen.

• Step 8: Click Done if the FRP lock removal was successful, otherwise, click Try Again to repeat the process.

That’s it! With Dr.Fone Screen Unlock, you can easily bypass Google FRP and regain access to your Android device, leaving the complexities of RootJunky behind.

Tips: Are you searching for a powerful FRP bypass tool? No worries as Dr.Fone is here to help you. Download it and start a seamless unlock experience!

Conclusion

Both RootJunky and Dr.Fone offer options for you to regain control of phones with Google FRP lock. FRP Bypass RootJunky tool excels with its free-to-use approach, perfect for tech-savvy users comfortable with APK installations. While requiring a paid subscription, Dr. Fone provides pre-rooted firmware installations and broader device compatibility, which is ideal for those seeking a more streamlined but supported experience.

The best choice boils down to your personal needs and budget. Remember, FRP bypass should only be utilized by rightful owners facing genuine lockouts. When used responsibly, these tools can help you access your phone after a factory reset even without your Google account credentials. Choose the tool that best fits your needs and proceed with caution. Use these tools responsibly and regain access to your device the right way.

Top 10 Password Cracking Tools For Samsung Galaxy A15 4G

What is password cracking?

Password cracking process involves recovering a password from storage locations or from data, transmitted by a computer system on network. Password cracking term refers to group of techniques used to get password from a data system.

Purpose and reason of password cracking includes gaining an unauthorized access to a computer system or it can be recovery of forgotten password. There might be another reason of using password cracking technique that is for testing password strength so hacker could not hack into system.

Password cracking is normally performed thought repetitive process in which computer applies different combinations of password till the exact match.

Brute Force Password Cracking:

Term brute force password cracking may also be referred as brute force attack. Brute force password cracking is respective process of guessing password, in this process software or tool creates a large number of password combinations. Basically it’s a trail-and-error technique used by software to obtain password information from system.

A brute force attack are normally used by hackers when there is no chance of taking advantage of encrypted system weakness or by security analysis experts to test an organization’s network security .This method of password cracking is very fast for short length passwords but for long length passwords dictionary attack technique is normally used.

Time taken by brute force password cracking software to crack password is normally depend upon speed of system and internet connection.

GPU Password Cracking:

GPU is graphics processing unit, sometimes also called visual processing unit. Before talking about GPU password cracking we must have some understanding about hashes . When user enter password the password information stored in form of computer hashes using the one-way hashing algorithm.

In this password cracking technique using GPU software take a password guess and look through hashing algorithm and compare it or match it with the existing hashes till the exact match.

GPU can perform mathematical functions in parallel as GPU have hundreds of core that gives massive advantage in cracking password. GPU is much faster than CPU so that’s the reason of using GPU instead of CPU.

CUDA Password Cracking:

CUDA Compute Unified Device Architecture is a model for programming and a platform that perform computations in parallel, created by NVIDIA for graphic processing.

CUDA Password cracking includes cracking passwords using Graphics card which have GPU chip, GPU can perform mathematical functions in parallel so the speed of cracking password is faster than CPU.GPU have many 32bit chips on it that perform this operation very quickly.

We can easily access CUDA through libraries, directives and with the help of different programming languages that includes C, C++ and FORTRAN.

Password Cracking Tools

Given below is the list of Top10 Password cracking tools.

## 1\. Cain and Abel : Top password cracking tool for Windows

Cain & Abel is one of the top cracking tool for password cracking and password recovery for Windows OS.

Cain & Abel can use techniques of Dictionary Attack, Brute-Force and Cryptanalysis attacks to crack encrypted passwords. So it only uses the weakness of system to crack password. GUI Interface of software is very simple and easy to use. But have availability limitation, tool only available for window based systems .Cain & Abel tool have many good features some of the features of tool are discussed below:

Features of Cain & Abel:

• Used for WEP (Wired Equivalent Privacy) cracking
• Have ability to record conversation over IP
• Cab be used as Network Password Sniffer
• Ability to resolve addresses IP to MAC.
• Can crack verity of hashes including LM and NT hashes, IOS and PIX hashes, RADIUS hashes, RDP passwords, and lots more than that.

Site for Download:

http://www.oxid.it

2. John the Ripper : Multi-platform, Powerful, Flexible password cracking tool

John the Ripper is a free multi or cross platform password cracking software. Its called multi platform as it combines different password cracking features into one package.

It’s primarily used to crack weak UNIX passwords but also available for Linux, Mac, and Windows. We can run this software against different password encryptions including many password hashes normally found in different UNIX versions. These hashes are DES, LM hash of Windows NT/2000/XP/2003, MD5, and AFS.

Features of John the Ripper

• Supportive with Brute force password cracking and dictionary attacks
• Multi platform
• Available free for use
• Pro version is also available with additional features

Site for Download:

http://www.openwall.com

3. Aircrack : Fast and effective WEP/WPA cracking tool

Aircrack is a combination different tools used for Wifi, WEP and WPA passwords cracking. With the help of these tools you can crack WEP/WPA passwords easily and effectively

Brute force, FMS attack, and dictionary attacks techniques can be used to crack WEP/WPA passwords. Basically it collects and analyzes encrypted packets then using its different tool crack password out of the packets. Although aircrack is available for Windows but there are different issues with this software if we use this in Windows environment, so it’s best when we use it in Linux environment.

Features of Aircrack

• Supportive with both Brute force and dictionary attacks cracking techniques
• Available for Windows and Linux
• Available in live CD

Site for Download:

http://www.aircrack-ng.org/

4. THC Hydra : Multiple services supportive, Network authentication cracker

THC Hydra is a supper fast network password cracking tool. It uses network to crack remote systems passwords.

It can be used to crack passwords of different protocols including HTTPS, HTTP, FTP, SMTP, Cisco, CVS, SQL, SMTP etc. It will give you option that you may supply a dictionary file that contains list of possible passwords. It’s best when we use it in Linux environment.

Features of THC Hydra

• Fast cracking speed
• Available for Windows, Linux ,Solaris and OS X
• New modules can be added easily to enhance features
• Supportive with Brute force and dictionary attacks

Site for Download:

https://www.thc.org/thc-hydra/

5. RainbowCrack : New Innovation in Password Hash Cracker

RainbowCrack software uses rainbow tables to crack hashes, in other words we can say it uses process of a large-scale time-memory trade for effective and fast password cracking.

Large-scale-time-memory-trade-off is a process of computing all hashes and plain text using a selected hash algorithm. After calculations, obtained results are stored in the tables called rainbow table. Process of creating rainbow tables is very time consuming but when its done software works very fast.

Password cracking using rainbow table is faster than the normal brute force attack method. It’s available for Linux and Windows operating system.

Features of Rainbow Crack

• Support verity of Rainbow tables
• Runs on Windows (XP/Vista/7/8) and Linux operating systems (x86 and x86_64)
• Simple in use

Site for Download:

http://project-rainbowcrack.com/

6. OphCrack : Tool for Windows password cracking

OphCrack used to crack Windows user passwords with the help of rainbow tables that are available in a bootable CD.

Ophcrack is completely free to download, Windows based password cracker that uses rainbow tables to crack Windows user passwords. It normally cracks LM and NTLM hashes. Software has simple GUI and can runs on different platforms.

Features of OphCrack

• Available for Windows but also available for Linux, Mac, Unix, and OS X
• Uses for LM hashes of Windows and NTLM hashes of Windows vista.
• Rainbow tables available free and easily for Windows
• To simplify the process of cracking Live CD is available

Site for Download:

http://ophcrack.sourceforge.net/

7. Brutus : A brute force attack cracker for remote systems

Brutus is the fastest, most flexible, and most popular software used to crack remote system passwords. It guess password through applying different permutations or by using a dictionary.

It can be used for different network protocols including HTTP, FTP, IMAP, NNTP and other types such as SMB, Telnet etc. It also gives you facility of creating your own authentication type. It also includes extra options of load and resume, so process can be paused when required and you can resume process when you want.

It is only available for windows operation systems. Tool has a limitation that it has not been updated since 2000.

Features of Brutus

• Available for Windows
• Can be used with different network protocols
• Tool have many good extra features
• Support SOCK proxy for all types of authentications
• Capability of error handling and recovery
• Authentication engine is multi stage

Site for Download:

http://www.hoobie.net/brutus/

Click here

## 8\. L0phtCrack : Smart tool for Windows password recovery

Just like OphCrack tool L0phtCrack is also a Windows passwords recovery tool uses hashes to crack passwords, with extra features of Brute force and dictionary attacks .

It normally gains access to these hashes from directories, network servers, or domain controllers. It is capable of doing hash extraction from 32 & 64 bit Windows systems, multiprocessor algorithms, scheduling, and can also perform decoding and monitoring networks. Yet it is still the easiest to use password auditing and recovery software available.

Features of L0phtCrack

• Available for Windows XP, NT, 2000, Server 2003,and Server 2008
• Can work in both 32- and 64-bit environments
• Extra feature of schedule routine auditing on daily, weekly, monthly bases
• After run it provide complete Audit Summary in report page

Site for Download:

www.l0phtcrack.com/

9. Pwdump : Password recovery tool for Windows

Pwdump is actually different Windows programs that are used to provide LM and NTML hashes of system user accounts.

Pwdump password cracker is capable of extracting LM, NTLM and LanMan hashes from the target in Windows, in case if Syskey is disabled, software has the ability to extract in this condition.

Software is update with extra feature of password histories display if history is available. Extracted data will be available in form that is compatible with L0phtcrack.

Recently software is updated to new version called Fgdump as Pwdump not work fine when any antivirus program is running.

Features of Pwdump

• Available for Windows XP, 2000
• Powerful extra feature are available in new version of Pwdump
• Ability to run multithreaded
• It can perform cachedump (Crashed credentials dump) and pstgdump (Protected storage dump)

Site for Download:

http://www.darknet.org.uk/

10. Medusa : Speedy network password cracking tool

Medusa is remote systems password cracking tool just like THC Hydra but its stability, and fast login ability prefer him over THC Hydra.

It is speedy brute force, parallel and modular tool. Software can perform Brute force attack against multiple users, hosts, and passwords. It supports many protocols including AFP, HTTP, CVS, IMAP, FTP, SSH, SQL, POP3, Telnet and VNC etc.

Medusa is pthread-based tool, this feature prevent unnecessarily duplicate of information. All modules available as an independent .mod file, so no modification is required to extend the list that supports services for brute forcing attack.

Features of Medusa

• Available for Windows, SunOS, BSD, and Mac OS X
• Capable of performing Thread based parallel testing
• Good feature of Flexible user input
• Due to parallel processing speed of cracking is very fast

Site for Download:

http://www.darknet.org.uk/