A Step-by-Step Guide on Using ADB and Fastboot to Remove FRP Lock on your Vivo Y100t
A Step-by-Step Guide on Using ADB and Fastboot to Remove FRP Lock on your Vivo Y100t
Factory Reset Protection is one of the security measures available on Android 5.1 and later devices to prevent intruders’ unauthorized factory resetting of the Vivo Y100t device. Among the several ways to fix this issue and remove the lock, one is ADB and Fastboot commands. So, if you are aware of using Android Debug Bridge, the below content will help you understand how it can be used to remove the FRP lock.
You can watch the video below to bypass FRP lock without hassle!
Part 1: Quick Overview of ADB and Fastboot Commands
1. What are ADB and Fastboot?
Standing for Android Debug Bridge, ADB and Fastboots are the methods through which communication with an Android device can be done through a computer. Under this method, the commands and the actions that are sent from the system are performed on your Android device.
Several issues can be resolved, and multiple functions can be performed using the ADB format tool and Fastboots, and this also includes removing the FRP lock on your Android device. To use this method, USB debugging should be enabled on the Vivo Y100t device.
For specific brands of Android phones, specific utility tools are available like the Vivo ADB format tool and the Samsung ADB format tool, which are used explicitly for Vivo and Samsung phones, respectively.
2. How Do ADB and Fastboot Bypass FRP?
Using the versatile ADB command-line tool and Fastboots, the Google FRP lock can be removed using several commands depending on the OS version. This is a client-server program that includes a client who sends the commands, a daemon used to run the commands on the Vivo Y100t device, and a server that facilitates communication between the client and the daemon.
ADB comes included in the Android SDK Platform-Tools package, and this can be downloaded using the SDK manager.
3. What Are the Android Versions that ADB and Fastboot Command Support?
The Android versions on which ADB and Fastboot commands can be used are as follows:
_Android 5 – Lollipop_
_Android 6- Marshmellow_
_Android 7 – Nougat_
_Android 8- Oreo_
_Android 9- Pie_
_Android 10 – Q (expected to work though not tested as yet)_
Part 2: How to Set Up ADB and Fastboot Commands to Remove FRP Lock on Android?
To remove FRP lock using ADB, you first need to install and set up ADB and then remove them using the command. The steps for the same are enlisted below.
Steps to remove FRP using ADB
Step 1. Firstly, download the ADB installed setup file and then extract the files from the toolkit on your system in a folder.
Step 2. Next, you need to run adb.setup.exe and then type Y for installing the drivers for ADB and Fastboot.
Step 3. Again, enter Y for installing the drivers and when done successfully, the command window will close.
Step 4. Next, power on your Android device and connect it to your PC using a USB cable. Here also ensure that USB debugging mode is enabled on your Android device.
Step 5. Next, hold down the Shift key and then right-click at any place blank in the ADB folder, and then choose the Open command window here option.
Step 6. Now to remove the FRP you need to enter the following commands at the command prompt one by one where enter needs to be clicked after every line.
_Adb shell am start -n com.google.android.gsf.login/_
_adb shell am start -n com.google.android.gsf.login.LoginActivity_
_adb shell content insert –uri content://settings/secure –bind name:s:user_setup_complete –bind value:s:1_
Step 7. The above commands are for Samsung devices. If you want to remove the FRP on other brands, enter the following commands:
_Adb shell content insert –uri content://settings/secure –bind_
_name:s:user_setup_complete –bind value:s:1_
After the execution of the commands, the FRP lock will be removed from your Android device.
Steps to remove FRP using Fastboot
Step 1. Put the Android device into the bootloader or fastboot mode. (depending on the model and brand of your Android device, the process of entering into the fastboot will differ).
Step 2. Connect your phone to your PC using a USB cable.
Step 3. Next, depending on the system, enter the following command in the CMD window:
_Lenovo FRP command_
_fastboot erase config_
_fastboot reboot_
_XIAOMI FRP command_
_fastboot -w_
_MICROMAX YU YUPHORIA FRP_
_Fastboot -i 0x2a96 erase configFastboot -i 0x2a96 reboot_
_DEEP/HTC/Other Brands FRP_
_fastboot erase configfastboot reboot_
Part 3: Limitations of Using ADB and Fastboot Command Method
The ADB and Fastboots command is a workable solution for removing the FRP lock on your Android device, the drawback is that the method is quite complicated and requires thorough technical know-how of ADB and its working. There are several limitations associated with this method as enlisted below.
- Requires technical know-how
To remove FRP using the ADB command you need to have a thorough knowledge of using the tool. The tool has a deep learning curve which makes this method little for the majority of the users.
- Might not unlock the phone
You can try the ADB method for removing the FRP lock but there is no guarantee that the results will be positive and your device will be unlocked.
- Issues with the drivers
Several times while using this method, you might encounter driver issues when your device is not detected as proper drivers are not installed.
- Unexpected issues and errors
ADB is a command-based method, and thus it is important that the commands are entered right. If there is a slight error in the typing of the command, it might lead to major issues and can even be the Vivo Y100t device damaged.
- The process is not user-friendly
ADB is a technical process aimed toward the geeks, and thus the overall process is not user-friendly and complicated.
Part 4: The Best ADB Alternative to Bypass FRP Lock on Android Phones
Considering the several limitations of the ADB and Fastboot command method, the need for a simple, user-friendly, and workable solution for removing FRP lock on Android devices arises. One of the best software here that we recommend is Dr.Fone - Screen Unlock (Android) which helps in removing and bypassing many Android phone screen locks including the one appearing due to FRP lock.
Dr.Fone - Screen Unlock (Android)
Remove Google FRP on Samsung without PIN code or Google accounts.
- Pattern, PIN, password, fingerprints & face screen lock can all be unlocked.
- Bypass Google FRP on Samsung without pin code or Google accounts.
- No tech knowledge asked, everybody can handle it.
- Work for Samsung, Xiaomi, Redmi, OPPO, etc.
4,005,551 people have downloaded it
The process of using the software is user-friendly and thus can also be used by non-techy users.
Steps for removing FRP lock on Android using Dr.Fone Screen Unlock
- Step 1. Launch the installed software and choose the Screen Unlock option from the main interface. Choose Android and then select the Remove Google FRP Lock option.
- Step 2. Select the model brans from the options shown on the interface, and then connect your phone to your PC using a USB cable. The connected device details will appear on the interface.
- Step 3. Follow the next steps as they appear. Once the FRP lock is successfully removed, the prompt window will show its completion. Click Done if you have successfully executed the process.
The above is the brief steps for the process. You can check the bypass Samsung FRP lock guide in detail.
Conclusion
If you are well versed with the commands of ADB and Fastboots you can go ahead and use the ADB bypass FRP tool for removing the FRP lock but if this command line method seems complicated for you, Dr.Fone Screen Unlock is the best tool to use.
Step-by-Step Tutorial: How To Bypass Vivo Y100t FRP
Smartphones are now integral to people’s daily lives. In recent days Vivo Y100t has gained immense popularity. It is due to the Vivo Y100t device’s impressive features and affordability. The rising cybercrimes have forced manufacturers to increase measures for device security. One such security feature is the Factory Reset Protection (FRP) on the Vivo Y100t. It is designed to safeguard the Vivo Y100t device from unauthorized access.
While this feature has its advantages, it can pose a significant challenge when users. This is especially the case when they need to perform a factory reset but have forgotten their Google account credentials. In this comprehensive tutorial for 2023, we will guide you step by step on how to bypass the Vivo Y100t FRP.
Part 1: Understanding the Vivo Y100t FRP
Having a clear understanding of what exactly Vivo Y100t FRP entails is important. It will make the process of the Vivo Y100t FRP bypass easier and hassle-free. In this section, we will explore the concept of FRP, its purpose, and how it is activated on the Vivo Y100t:
What is Vivo Y100t FRP?
FRP, or Factory Reset Protection, is a security feature integrated into Android devices. It is also included on the Vivo Y100t by Google to prevent unauthorized access to the Vivo Y100t device. When FRP is activated on a smartphone, it links the Vivo Y100t device to the user’s Google account.
That makes it mandatory to verify the account credentials after performing a hard reset. In other words, FRP acts as a protective barrier. It ensures only the rightful owner can access the Vivo Y100t device.
Purpose of Vivo Y100t FRP
The primary purpose of Vivo Y100t FRP is to safeguard personal data and sensitive information stored on the Vivo Y100t device. It works as an important security measure in the unfortunate event of the Vivo Y100t device being lost or stolen. FRP ensures that no unauthorized individual can gain access to the Vivo Y100t device’s contents. It does that by requiring the original owner’s Google account login details.
By requiring the user’s Google account credentials, FRP reduces the chances of device misuse. Thus, it ultimately enhances the data security and privacy of your device.
### Activation Methods of Vivo Y100t FRPWhen you register a Google account on your device, the FRP gets activated automatically. If you remove the Google account from the Vivo Y100t device before performing a factory data reset, the FRP will be disabled. However, once the FRP is enabled, it will stop you from using your Vivo Y100t after a factory data reset in an untrusted environment.
In simple words, any other way to factory reset the Vivo Y100t device except factory reset through settings will trigger FRP lock. A command example of this is a hard factory reset which usually enables FRP lock after the process.
Part 2: Preparations Before Bypassing Vivo Y100t FRP
Now that you have a comprehensive understanding of the Vivo Y12 FRP bypass, it’s time to prepare for the bypassing process. This section will cover crucial preparations to ensure a successful FRP bypass . By following these steps, you can avoid potential failures:
1. Important Notes and Warnings
Before proceeding with the Vivo Y100t FRP bypass, there are some essential things to keep in mind:
- Legal and Ethical Use: It is crucial to emphasize that bypassing FRP should only be done on devices that you own. Engaging in unauthorized bypassing FRP for illegal purposes may lead to legal consequences.
- Warranty Void: Bypassing FRP may void the warranty of your device. If your Vivo Y100t is still under warranty, consider contacting the manufacturer or authorized service center for help.
- Security Risks: Bypassing FRP can potentially expose your device to security risks. Only follow trusted guides and sources to avoid installing malicious software.
2. Required Tools and Equipment
To bypass Vivo Y100t FRP, you will need the following tools and equipment:
- A desktop computer or laptop with strong internet connectivity.
- A USB cable to connect your Vivo Y100t to the computer.
- Access to third-party software for bypassing FRP.
3. Backup Your Data
If you have recently bought a used Vivo Y100t and don’t know the Google account credentials, it can trigger FRP on factory reset. Before factory resetting your device, it is essential to back up the data. Since the Google account on your device doesn’t belong to you, you will need to use third-party tools to create local backups.
The best tool in this scenario to use is Wondershare Dr.Fone . With the help of this tool, you can back up the entire data of your Vivo Y100t to your computer.
4. Ensure a Stable Internet Connection
A stable and reliable internet connection is vital for a smooth FRP bypass. Make sure your computer and Vivo Y100t are connected to the internet throughout the process. FRP bypassing will need you to download related files to complete the procedure.
Part 3: Step-by-Step Guide: How To Bypass Vivo Y100t FRP
With the necessary preparations, it’s time to embark on the step-by-step guide for the Vivo Y15 FRP bypass. This section will explore three different methods for bypassing FRP. The first method involves using your Google account credentials, the official way to bypass FRP:
Method 1: Using Google Account Credentials
Before attempting this method, ensure that you have access to the Google account associated with your Vivo Y100t. If you’ve forgotten your account details, use Google’s account recovery options before proceeding. Here’s how to bypass Vivo Y100t FRP using your Google account credentials:
- Step 1: Power on your Vivo Y100t and choose the desired language. Afterward, connect your phone to a stable Wi-Fi network. Next, proceed through the Vivo Y100t device setup until you reach the FRP verification screen.
- Step 2: When prompted to verify your Google account, enter the associated email address and password. Ensure that you have a working and high-speed Wi-Fi connection during this step.
- Step 3: After entering the correct Google account credentials, the Vivo Y100t device will verify the information. If the details are correct, FRP will be bypassed, and you will gain access to your Vivo Y100t.
Method 2: Using FRP Bypass Tools
To bypass the FRP on Vivo Y100t, you can utilize a specialized tool designed for this purpose. One highly recommended tool is Wondershare Dr.Fone . It is known for its reliability in bypassing FRP locks on various Android devices. This tool supports 15+ different brands with 2000+ Android devices for FRP bypassing.
Apart from bypassing the FRP lock, this tool is also an expert in unlocking other device locks. These include PIN, pattern, password, fingerprint, and face locks. With the help of this tool, you can unlock Samsung and LG devices without data loss. Here are the step-by-step instructions to perform the Vivo Y100t FRP bypass:
Dr.Fone - Screen Unlock (Android)
The Best UnlockJunky Alternative to Bypass FRP and Solve Your Screen Locks
- Completely unlinked from the previous Google account, it won’t be traced or blocked by it anymore.
- Remove all Android screen locks (PIN/pattern/fingerprints/face ID) in minutes.
- Almost all Samsung phones and tablets are supported (Currently for Android 6-13).
- Provide specific removal solutions to promise good success rate.
4,008,672 people have downloaded it
- Step 1: Access Screen Unlock in Wondershare Dr.Fone
Start by installing Wondershare Dr.Fone on your computer, then launch the application. Afterward, navigate to the “Toolbox” tab and select “Screen Unlock.” Follow it by clicking on “Android” on the next screen. Choose “Remove Google FRP Lock” among the available options for screen unlocking.
- Step 2: Select Remove Google FRP Lock To Proceed
On the following screen, select “Vivo” as the targeted phone brand and click “Start.” Wondershare Dr.Fone will now download the necessary driver required for Vivo Y100t FRP bypassing.
- Step 3: Complete the Vivo Y100t FRP Bypass Process
Once the driver download is complete, turn off your Vivo Y100t smartphone. Now, connect the turned-off device to your computer while simultaneously pressing both volume keys for at least 3 seconds. This action will trigger the FRP bypass process, which should take a few minutes to complete.
Method 3: Using Combination File
The third method on the list for Vivo Y100t FRP bypass is using a combination file. In this method, you will need to use a specialized tool to bypass the FRP lock by putting your Vivo Y100t phone into Recovery Mode. The detailed steps for this method are following:
- Step 1: Begin by downloading the Vivo FRP unlock tool (Password: GADGETSDOCTOR) on your computer and extract it. Now run the .exe file from the extracted content to install it. Afterward, turn off your Vivo Y100t and put it into Recovery Mode.
- Step 2: To put Vivo Y100t into Recovery Mode, you will need to simultaneously press and hold the “Power” and “Volume Up” keys together. Hold these keys until you see Fastboot Mode on the screen. Here use the Volume keys to select Recovery Mode.
- Step 3: Within Recovery Mode, select “Advanced Options,” and on the following screen, choose “Reboot with adb.” Now wait for your phone to turn on and later connect it to the computer with FRP unlock tool installed.
- Step 4: On the Vivo FRP lock tool interface, tap any key and press enter to check if your device is properly connected. Now repeat the process once again and wait for your Vivo Y100t to reboot. Once the rebooting process is completed, check to confirm if the FRP lock has been bypassed.
Part 4. Troubleshooting and Tips
Navigating the workings of the Vivo Y100t FRP bypass can be challenging. As with any security feature, FRP is designed to protect your data and device. It makes the bypassing process a delicate task. This part will address common issues faced during FRP bypass attempts.
It will also offer valuable tips to ensure a successful process. Moreover, it will explore alternative methods should the initial approaches prove unsuccessful.
Common Issues Faced During Bypassing Vivo Y100t FRP
- Incorrect Google Account Credentials: One of the most common issues during FRP bypass is entering incorrect Google account credentials. Double-check the email address and password associated with the Vivo Y100t device.
- Unstable Internet Connection: A stable internet connection is crucial during the FRP bypass process. Ensure your device is connected to the internet throughout the procedure and it is not unstable.
- Outdated Software: Using outdated or incompatible tools may result in unsuccessful bypass attempts. Always ensure you are using the latest version of the tool or method.
- Device Compatibility: Not all bypass methods are universally compatible with all Android devices. Ensure that the method you choose is intended for use with the Vivo Y100t.
Tips To Ensure a Successful Bypass Process
- Back-Up Data: Before attempting any bypass method, back up your important data because it will prevent accidental loss during the process.
- Verify Official Methods: Always focus on official methods, such as using Google account credentials. They are better than third-party tools or combination files.
- Use Reputable Sources: If you opt for alternative tools or methods, download them from reputable sources. It will help you avoid malware or security risks.
- Read User Reviews: If using third-party tools, read user reviews and forums. This will help you gauge their effectiveness and safety.
- Follow Instructions Carefully: Whether using official methods or alternative tools, follow instructions diligently to avoid mistakes.
Alternative Methods or Tools if the Initial Methods Fail
If the initial methods discussed in this article are failed to bypass the Vivo Y100t FRP, then try these alternate methods to turn off the FRP lock:
1. Contact the Original Owner for Google Account Credentials
If you have bought the Vivo Y100t in used condition and it is FRP-locked, try contacting the original owner. They might have the necessary account information to complete the verification process. In case they are able to provide you with Google account credentials, the process to bypass the Vivo Y100t FRP lock becomes easy and quick.
2. Contact Vivo Customer Services
Have you tried various methods to bypass FRP on your Vivo Y100t without success? It is the right time to contact professionals. Get in touch with Vivo’s official customer services or visit an authorized service center. They have the expertise to handle device-related issues, including FRP lockouts. Explain your situation to the support staff, and they will guide you through the appropriate steps to regain access.
Conclusion
In this comprehensive guide, we have explored various methods for the Vivo Y100t FRP bypass. While there are several methods available, we highly recommend using the Wondershare Dr.Fone as the best choice. Dr.Fone is a reputable and reliable tool that offers a seamless and secure FRP bypass process.
It prioritizes data integrity and user privacy. Moreover, its clean interface ensures that even users with limited tech knowledge can use the bypassing process with ease.
Top 5 Vivo Y100t Bypass FRP Tools for PC That Actually Work
Looking for the best Vivo FRP tools that are also pocket friendly?
Forgetting your passwords and IDs is not a rare scenario, but at times it can land you in a troublesome situation like in the case of FRP lock. So, while trying to factory reset your Vivo device, you forget your Google credentials, and you would need the help of a Vivo google account bypass tool.
With multiple options and the Vivo FRP tools available to get this task done, selecting a workable and reliable solution is important. So, if you too are perplexed while selecting a program, we are here with the list of the best 5 Vivo FRP bypass tools in 2024. Check the details about these programs in the following parts.
You will come across multiple Vivo FRP bypass tools for pc which is sure to make you confuse. Moreover, not all tools are suitable for all models and devices and a lot of them even do not work as desired.
So, to save your time and effort to try to test these programs, we have shortlisted the top 5 ones that can be relied on.
1. Vivo FRP Tool
To remove FRP locks on your Vivo and Honor smartphones as well as tablets, Vivo FRP Tool is one of the best and most widely used tools. The process is simple where you need to download and install the tool to your system and then connect your phone to your PC and then perform the quick steps for FRP removal.
Supported OS – Windows 7/8/8.1/10
Key features
- Free and simple to use Windows-based Vivo FRP removal tool.
- Small-sized file in .rar format.
- Compatible with the majority of the Vivo and Honor devices.
Now, to make a clear conclusion, the Vivo FRP tool is a safe and reliable program compatible with the Windows system. Apt for beginners as well as advanced users, the program will work with most Vivo devices.
Tips: Struggling to unlock your Vivo device? Dr.Fone - Screen Unlock (Android) is the ideal solution. This user-friendly tool removes pattern, PIN, password, and fingerprint locks, making it easy to bypass your Vivo lock screen. It’s also effective for bypassing Google FRP on Samsung, Xiaomi, Redmi, Oppo, Realme, and Vivo devices.
safe & secure
2. GSM Flasher ADB FRP Bypass Tool
It is a Windows-based powerful tool that helps remove FRP lock on an array of devices and models including Huawei, Micromax, Oppo, Samsung, and others. The ADB commands are used for communicating with the Vivo Y100t device and getting a variety of tasks done, including FRP lock. For this method, you simply need to download the tool, which needs ADB drivers and a USB data cable.
Supported OS: Latest version of Windows
Key features
- Compatible with almost all Android OS versions and devices.
- Simple and quick process.
- This is a free-to-use Vivo Google Account bypass tool.
Communicate with your device using the ADB FRP tool for removing the FRP lock in a few quick steps and the method is apt even for the people who are not pro or tech-expert.
3. Vivo FRP Tool FastbootReader
This Windows-based tool will let you get rid of the FRP lock on your Vivo as well as Honor devices in a few steps. You would just need the system to install the tool and a USB cable for connecting the phone to your system. Also, the USB drivers for Vivo need to be installed.
Supported OS: Windows 7/8/8.1/10
Key features
- Simple to use Windows-based Vivo FRP Unlock tool.
- Works with all popular models of Vivo and Honor devices.
- Completely bypass and remove the FRP lock and gives you complete access to the Vivo Y100t device.
Another widely used Windows-based program that can help you with Google lock removal on Vivo as well as Honor devices including phones and tablets. Once the program is downloaded, simply connect your Vivo Y100t and choose to remove the lock.
4. D&G Password Unlocker
Removing FRP lock not only on your Vivo devices but others like Samsung, Motorola, HTC, and more can be done using this popular tool. Available for quick download on the Windows system, the process of bypassing the lock is simple and can be handled by all.
Supported OS: Windows 7/8/10/Vista
Key Features
- A free-to-use Vivo FRP bypass tool with a simple and user-friendly interface.
- Works on a wide range of Android devices like Huawei, Samsung, HTC, Xiaomi, and more.
- Helps in the removal of different device locks, including FRP.
It is compatible with a wide range of devices and models, this tool is apt for the removal of FRP locks as well as others like pin-code, patterns, and more. Free and user-friendly further makes it a popular choice among users.
5. Octoplus FRP Tool
To smoothly bypass Google accounts on your Huawei, Motorola, Samsung, LG, and others. In android devices, this is a decent tool to consider. No advanced tech-learning or other hassled requirements are there for this tool to help you bypass the FRP lock.
Supported OS: Supporting all the latest Windows OS
Key Features
- Helps in removing FRP lock in a simple, quick manner.
- Support a wide range of Android devices and models, including Huawei.
- Free to use the tool.
To summarize, when you need a tool that is simple to use and can remove the FRP bypass process on a wide range of devices, Octoplus is the right choice.
Pro Tip: How to Unlock Vivo Screen Lock without Google Account?
Another lock on your Vivo phone that can be quite annoying is the screen lock. Most of us, use the screen lock on our device using a PIN, code, fingerprint, or password. It is quite a common scene where a person forgets their screen lock code and this prevents them from having access to their device and its feature.
If you too have got into this trap, then no need to worry as Dr.Fone - Screen Unlock (Android) is here to take care of it. This versatile Windows and Mac-based software will let you remove all types of screen locks safely and quickly in a few steps.
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You do not need to be a tech expert to use this tool as its interface is very user-friendly and simple. You just need to quickly download the software and follow the instructions as they appear and in no time, you will have an unlocked device in front of you and that too without any harm.
How to Unlock Vivo Phone without Password Using Dr.Fone?
- Step 1. Launch the software on your system and choose the Screen Unlock option.
- Step 2. Next, connect your Vivo or any other Android phone to your system using a USB cable. When the Vivo Y100t device is connected, select Unlock Android Screen option.
- Step 3. The interface will show the list of the supported devices and their models, from which you need to select Vivo to put your Vivo phone into Specific Mode.
- Step 4. Dr.Fone will start to unlock Android screen after getting into the specific mode. After completed, you need to click on the Remove Now option after which the screen lock on your device will be disabled, and you can easily have access to your device.
Dr.Fone - Screen Unlock (Android)
Get into Locked Vivo Phones within Minutes
- 4 screen lock types are available: pattern, PIN, password & fingerprints.
- Bypass Android FRP lock without a PIN or Google account.
- It also works for Samsung, LG, Google Pixel, Huawei, etc.
- Save you from ending up with a locked phone after too many pattern attempts.
- No tech knowledge required. Everyone can handle it.
4,008,669 people have downloaded it
Conclusion
The above-listed Best Vivo FRP tools 2024 will come in quite handy when you are looking for solutions to bypass the FRP lock on your Vivo devices. Depending on the system version, device model, and other requirements, the best suitable tool can be selected. In case you are stuck with the screen lock on your Vivo or other Android devices, then Dr.Fone - Screen Unlock (Android) is the best tool to be considered.
- Title: A Step-by-Step Guide on Using ADB and Fastboot to Remove FRP Lock on your Vivo Y100t
- Author: Lynn
- Created at : 2024-07-15 09:43:36
- Updated at : 2024-07-16 09:43:36
- Link: https://bypass-frp.techidaily.com/a-step-by-step-guide-on-using-adb-and-fastboot-to-remove-frp-lock-on-your-vivo-y100t-by-drfone-android/
- License: This work is licensed under CC BY-NC-SA 4.0.