Full Guide to Unlock Your Vivo Y77t

Yesterday my kid was using YouTube on my Vivo Y77t to help solve an assignment. However, it wouldn’t take the Vivo Y77t pattern unlock when I tried opening the phone. Maybe the kid has accidentally changed the lock, but I don’t know what to do. Please help me.

This article is for you if you have been locked out of your Vivo phone. Many individuals fail to remember their password or change it accidentally. However, it is not a big deal now. We’ll talk about the best Vivo Y77t password unlock tool today.

There are multiple ways to unlock your locked Vivo device. All the solutions mentioned here are effective and work 99% of the time. However, we suggest you use Dr.Fone. Dr.Fone is expert software to answer all your Android needs. It is safe, secure, and free of data loss.

Part 1: 3 Easy Ways to Remove Your Vivo Y77t Lock

1. Google Find My Device

Google Find My Device is an inbuilt feature in Vivo phones to unlock your phone through Google accounts. You can utilize it to unlock the Vivo screen lock. However, you need to know that you will lose all your files on the Vivo phone after the Vivo Y77t password unlocks. Therefore, make sure to back up your data before proceeding with the following steps:

• Ensure your locked Vivo phone is connected to your Google account and WiFi/Data. Then open the Find My Device site on a PC, and sign in with your phone’s Google account.
• Kindly select your device, and tap the “Erase Device” option.
• Type your Google account credentials once more. Then, click the “Erase” symbol to begin the unlocking system. That will remove the pattern lock from your OPPO, and you can open it without effort.

2. Answer Security Questions

This method is for you if you have set security questions while making your Google ID. By addressing those questions, you can unlock the Vivo Y77t screen lock. In any case, this way is invalid on some old Android phones.

To unlock this way, you need to press the Forgot Password option. If you can’t see the “Forgot Pattern/Password button on your phone, follow these steps:

• Try unlocking your Vivo smartphone with some wrong patterns a few times. Then you will see the “Forgot Pattern” symbol on the screen and tap it.
• Select the “Answer question” option to get to your security questions. Then, at that point, answer each of them correctly.

• It will automatically unlock your device if you answer all questions accurately. Then, it will expect you to set another screen lock for your OPPO. Therefore, keep the new PIN to yourself.

3. Hard Reset

If you wouldn’t worry about losing your user data, you can attempt this unlock method for your Vivo Y77t. You won’t require any account or applications. It requires you to have sufficient battery life. It is simple. So let’s see how it is done.

• Check whether the battery percentage is over half. Then power off your Vivo phone by holding the “Side/Power” key for around 10 seconds.
• Press and hold the “Volume Down” and “Side/Power” buttons till the Vivo logo appears on display. Then, at that point, your phone is in recovery mode.
• Utilize the volume keys to pick the “Wipe Data/Factory Reset” choice, and press the “Side/Power” button to select it. Then, at that point, pick “Yes” to go on. You can reboot your Vivo after the reset is finished, and the lock will be no more.

Part 2: The Efficient Tool for Your Vivo Y77t Unlock

Dr.Fone - Screen Unlock (Android) offers a wonderful tool that works to unlock Vivo devices rapidly. This lock screen remover tool can unlock your phone from every five locks: PIN, passcode, face lock, pattern, or fingerprint in only a couple of basic steps. It works with all the Vivo models hassle-free. So, download it right away for a safe unlocking experience. Here’s how you can use it:

Step 1. Start your hard reset from Dr.Fone

Make your Vivo Y77t phone connected to the PC through a USB cable. Then, at that point, click “Screen Unlock” > “Android” on the program.

Step 2. Select Unlock Android Screen

When you arrive at this page, please choose the button “Unlock Android Screen”.

Step 3. Select device brand

We’ll offer you a phone brands list, almost all Android devices are here, for example, Samsung, Huawei, OPPO, Vivo, Lenovo, LG, etc. Then Select Vivo to continue.

Step 4. Unlock your Vivo Y77t now

The following steps are the key to unlocking your Vivo device. Attention! The unlock process will also wipe your data!

Great! Now the unlocking progress is done, and you can use your phone without entering password.

Bonus Tips: The Importance of Backing Up Your Android Data Regularly

The data loss on your Android phone or tablet can be extremely unpleasant. Subsequently, it’s suggested that you back up your Android phone or tablet consistently. It will keep you from losing your data. As an expert application, Dr.Fone Backup and Restore (Android) can help back up a wide range of data and settings on Android. In the meantime, it lets you review and restore the backup documents to another phone. Here’s how:

• Open the Dr.Fone software on your computer, and connect your phone to the PC through a USB connector and click OK. Then select the “Back up device” option.

• Tap the Backup option to begin the process.

• The process will require some time.
• After it is done, you can see where the backup is stored by clicking on the “View BackupS” option.

Conclusion

All the best Vivo Y77t password unlock tools are displayed above. They are helpful, dependable and safe to use. However, if you need the easiest tools, you must pick the Android Screen Unlock program. In this case, the Dr.Fone - Screen Unlock (Android) can unlock your Vivo phone without any issue. Therefore, we strongly suggest you use Dr.Fone for backup and unlock your device.

Top 10 Password Cracking Tools For Vivo Y77t

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/

Parental Control Software

#1 Rated Parental Control Software.
Monitor & Control all PC Activity!
sentrypc.com/parental-controls/ ## 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/

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/

How to Unlock Vivo Y77t Phone Pattern Lock without Factory Reset

Have you been locked out of your Android device and can’t seem to recall its pattern? Do you wish to learn how to unlock an Android phone pattern lock without a factory reset to access someone else’s device? If your answer is “yes”, then you have come to the right place. Lots of readers these days ask us about a foolproof way to learn how to unlock an Android phone pattern lock without a factory reset. To help you, we have decided to come up with an in-depth guide on the same. Read on and learn in 4 different ways.

Part 1: Unlock the Android Phone Pattern with Lock Screen Removal Tool

If you are locked out of the phone because forgot pattern lock, and fail to enter the phone after many times try with the word “phone has been locked”. No need to worry, there are many solutions to fix the issue. And Dr.Fone –Screen Unlock (Android) can be your first saver in the dilemma. It is a highly efficient pattern lock removal tool for over 2000+ mainstream android phones, like Samsung, Oneplus, Huawei, Xiaomi, Pixel, etc.

Except for pattern locks unlocking, it works for the PIN, fingerprints, Face ID, and Google FRP bypassing as well. It’s helpful even if you don’t know the OS version of your devices. So, now follow the below steps to unlock the pattern and regain access to your locked phone in minutes.

Dr.Fone - Screen Unlock (Android)

Get into Locked Phones within Minutes

• Pattern, PIN, password, fingerprints & face screen lock can all be unlocked.
• Easily remove the lock screen; No need to root your device.
• Everybody can handle it without any technical background.
• Provide specific removal solutions to promise good success rate

4,008,669 people have downloaded it

Step 1. Download Dr.Fone –Screen Unlock on your PC or Mac.

Step 2. Connect your Android phone to the computer using a USB cable. Next, click the “Unlock Android Screen“ from the interface.

Step 3. Choose the model version according to your android phone. For people who don’t know the operating system version, tick the circle “I can’t find my device model from the list above”.

Step 4. Enter and download the recovery package as the instructions show on the PC or Mac.

Step 5. It will be finished when the recovery package downloading is completed. Then, click “Remove Now“.

Once the whole progress is over, you can access your Android device without entering any password and view all your data on the Vivo Y77t device with no limits.

safe & secure

Part 2: How to unlock the Android phone pattern lock without resetting using a Google account?

If you have an older Android device, then you can simply move past its lock by taking the assistance of your Google account. All you need is access to the same Google account that is linked to your device. Though, this technique will only work on devices running on Android 4.4 and earlier versions. To learn how to remove pattern lock on Android without a factory reset, follow these steps:

Step 1. Simply provide any pattern on the Vivo Y77t device. Since the pattern would be wrong, you will get the following prompt.

Step 2. Tap on the “Forgot Pattern” option located at the bottom of the screen.

Step 3. This will provide different ways to access your phone. Select the Google Account details and tap on the “Next” option.

Step 4. Sign in using the credentials of the Google account that is linked to your device.

Step 5. Great! Now you can simply provide (and confirm) the new pattern for your device.

After following these instructions, you would be able to learn how to unlock an Android phone pattern lock without factory reset or causing any harm to your device.

Part 3: How to unlock Android phone password without factory reset - Android Device Manager

The Android Device Manager, which is now known as “Find My Device” is one of the best ways to locate your Android device remotely. Besides that, you can also use the interface to ring your device or change its lock from anywhere. All you need to do is access its interface from any other device and log-in with your Google credentials. You can follow these steps to learn how to unlock the Android pattern lock without factory reset.

Step 1. Log in to Android Device Manager (Find My Device) using your Google credentials.

Android Device Manager website: https://www.google.com/android/find .

Step 2. From the interface, you can select the Android device that is linked to your Google account.

Step 3. You will get options to ring it, lock it, or erase it. Select the “Lock” option to proceed.

Step 4. This will launch a new pop-up window. From here, you can provide a new lock screen password, confirm it, and also set an optional recovery message or phone number (in case your device has been lost).

Step 5. Confirm your choice and save it to remotely change the lock screen password on your device.

In the end, you would be able to learn how to unlock an Android phone pattern lock without a factory reset after following these above-mentioned steps.

Part 4: How to unlock Android phone pattern lock without factory reset using ADB?

By using Android Debug Bridge (ADB), you can also learn how to unlock the Android pattern lock without a factory reset. Though, this is a more time-consuming and complicated process than other alternatives like Dr.Fone. Nevertheless, you can learn how to remove pattern lock on Android without factory reset using ADB with these instructions:

Step 1. To start with, you need to download ADB on your system. This can be done by visiting the Android Developer’s website https://developer.android.com/studio/command-line/adb.html .

Step 2. Afterward, launch the installer and download all the essential packages on your system.

Step 3. Now, connect your phone to the system. Make sure that its USB debugging feature is on.

Step 4. To do this, go to Settings > About Phone and tap the “Build Number” option seven consecutive times. This will enable the Developer Options on your device.

Step 5. Go to Settings > Developer Options and turn on the feature of USB debugging.

Step 6. After connecting your device to the system, launch the command prompt in the installation directory on your respective ADB.

Step 7. Type the command “ADB shell rm /data/system/gesture.key” and press enter.

Step 8. Simply restart your device and access it the usual way, without any lock screen pattern or pin.

Conclusion

Now when you know how to unlock the Android phone pattern lock without a factory reset, you can easily access your device in a trouble-free way. Out of all the provided options, Dr.Fone - Screen Unlock (Android) is the best alternative. It provides a fast, secure, and reliable way to unlock your device without causing any harm or removing its content. Go ahead and give it a try and share these solutions with your friends and family as well.