Quick Fixes for Why Is My Nubia Z50 Ultra Black and White | Dr.fone

Quick Fixes for Why Is My Nubia Z50 Ultra Black and White | Dr.fone

Abel Lv11

Quick Fixes for Why Is My Nubia Z50 Ultra Black and White

Why is My Nubia Z50 Ultra in black and white? This sudden shift in display colors can be perplexing and impact user experience. This issue affects various devices, including Nubia Z50 Ultra and other Android models. The abrupt shift to monochrome can impact your daily use. It can make apps and content appear dull.

If you’re asking why is my Android phone in black and white, then you’re in luck. Dive into the article below to unravel the causes behind your phone’s black-and-white display. Discover insights on addressing this unexpected issue, enhancing your overall mobile experience.

girl pointing at phone with problem

Part 1. Phone Screen in Black and White? Easy Fixes for Android Devices

Discovering your Nubia Z50 Ultra going monochrome can be annoying. The section below answers the question: why did my Nubia Z50 Ultra phone go black and white? It involves a combination of software adjustments and careful troubleshooting. Follow the practical solutions below to restore vibrant colors to your device.

phone display in black and white

Accessibility Settings

Accidental activation of accessibility settings may turn your display monochromatic. The “Grayscale“ or “Color Inversion“ option in the Accessibility or Vision section of your phone’s settings might be enabled. It can cause a black-and-white display. Here’s the solution:

  • Step 1: Open your phone’s settings. Navigate to the Accessibility or Vision section.

color inversion option turned on

  • Step 2: Disable the Grayscale or Color Inversion option.

App Conflicts

Certain third-party apps can cause conflicts, leading to a black-and-white display . Newly installed apps might be the culprit, affecting your device’s color settings. Some apps also have grayscale modes that can impact the overall display. Here’s how to fix it:

  • Step 1: Identify and uninstall recently installed apps.
  • Step 2: Check individual app settings for grayscale modes.

System Glitches

System glitches or software bugs can trigger display issues. It can result in a black-and-white screen. Outdated software versions may contain bugs affecting color output as well. Regularly checking for software updates can prevent or resolve such glitches. Here’s how.

  • Step 1: Go to your phone’s settings. Check for software updates in the Software update or System update section.

checking for system updates on android

https://techidaily.com
  • Step 2: Update your device if there is a software update available. Ensure your device is running the latest software version.

Battery Saving Modes

Battery-saving modes can also alter display settings to conserve energy. It can sometimes result in a black-and-white screen. These modes limit power consumption by reducing color output. Reviewing and adjusting these settings can restore the normal color display. Follow the steps below.

  • Step 1: Open your Nubia Z50 Ultra’s Settings. Navigate to the Battery or Battery & Performance section.

checking battery settings on android

  • Step 2: Check and adjust battery-saving settings, including toggling power-saving modes on or off.

Hardware Issues

In rare cases, hardware issues may cause a black-and-white display. Physical damage, loose connectors, or problems with the display hardware can impact color reproduction. Identifying and addressing these hardware issues may be crucial for resolving the problem. Here’s what you should do.

  • Step 1: Check for physical damage, loose connectors, or display hardware issues.

broken android screen

  • Step 2: Seek professional assistance or contact the Nubia Z50 Ultra device manufacturer if hardware problems are suspected.

Consider a reliable third-party tool if your phone persists in black and white despite troubleshooting attempts. Tools such as Dr.Fone System Repair Android offer advanced solutions for complex system issues. They ensure your phone regains its vibrant display without a hitch.

Part 2. Using a Dedicated Tool: Dr.Fone for Fixing Black and White Display Problems

Dr.Fone is a reliable solution for addressing black-and-white display issues on Android devices. For a stress-free repair experience, follow these simple steps using Dr.Fone - System Repair (Android).

dr.fone wondershare

Dr.Fone - System Repair (Android)

Repair Android System Errors without Any Trouble.

  • Fix your Android to normal, no skills required.
  • Fix various Android system issues, stuck in boot loop , black screen , or won’t turn on , looping on start, etc.
  • The high success rate in resolving Android system issues.
  • Compatible with a wide range of Android devices and OS versions
  • User-friendly interface with easy-to-follow steps.

3981454 people have downloaded it

  • Step 1: Download and install Dr.Fone. Launch the program and click on System Repair on the main window. Connect your Nubia Z50 Ultra to the computer using the correct cable. Choose Android among the options.

dr.fone android repair window

safe Download safe & secure

3,601,336 people have downloaded it

  • Step 2: Provide accurate device information, including brand, name, model, country/region, and carrier details. Confirm the warning and click Next.

dr.fone device details window

  • Step 3: Follow the on-screen instructions and wait for the program to download the firmware. Once downloaded and verified, Dr.Fone automatically initiates the repair process on your Nubia Z50 Ultra.

dr.fone downloading firmware window

  • Step 4: After a while, your Nubia Z50 Ultra will have all system issues fixed. Click Done to complete the process or choose Try again if the problem persists, allowing you to repeat the steps.

dr.fone done repairing window

Note

It’s highly recommended to back up your Android data before using Dr.Fone for repair.

How Dr.Fone Can Help You Beyond Display Issues

Beyond resolving black-and-white display problems, Dr.Fone serves as a comprehensive tool for all Android issues. The platform can enhance your device functionality.

dr.fone main user interface

Key Features

Here are key features that make Dr.Fone an invaluable resource:

  • Fix All Kinds of Android Problems

Dr.Fone is designed to address a wide range of Android issues. These include black screens, malfunctioning Play Store, app crashes, boot loops , and bricked Android devices . Its versatility makes it a go-to solution for diverse system challenges.

  • Wide Device Compatibility

With support for over 1000 Android models, Dr.Fone ensures compatibility with a vast array of devices. The platform is versatile and a widely applicable tool for Android users.

  • High Success Rate

Dr.Fone boasts a high success rate in resolving Android issues. It provides users with confidence in its effectiveness and reliability.

Additional Functionalities

Below are additional functionalities of Dr.Fone that support your device to keep it in top shape.

  • **Phone Manager.**Fone acts as a comprehensive phone manager. It allows you to transfer contacts, SMS, photos, videos, and more between your Nubia Z50 Ultra and computer. The feature simplifies data management and ensures seamless organization.
  • Phone Backup. The tool enables selective backup of Android data on a computer. It provides you with the flexibility to safeguard essential information. The selective backup feature ensures efficient use of storage and allows for easy restoration when needed.
  • **Screen Unlock Without Losing Data.**Fone offers a secure way to unlock the screen of Android devices without losing data. You can regain access to your devices without compromising valuable data, whether due to forgotten passwords, pattern locks, or PINs.
https://techidaily.com

Part 3. Tips for Maintaining Your Phone Display Brilliance

Maintaining a vibrant phone display enhances user experience and ensures optimal visual clarity. Follow these tips to keep your phone’s display at its best:

maintaining your device health vector

Adjust Brightness Mindfully

Optimize brightness settings based on ambient lighting. Avoid excessively high brightness levels, which can strain your eyes and impact battery life.

  • Update Regularly

Keep your phone’s software up-to-date to benefit from performance enhancements, bug fixes, and display optimizations provided by system updates.

  • Be Mindful of Background Apps

Close unused background apps to free up system resources and prevent unnecessary strain on your phone’s display and overall performance.

  • Use Static Wallpapers

Dynamic wallpapers and live backgrounds consume more power. Opt for static wallpapers to reduce battery drain and maintain consistent display performance.

  • Avoid Extreme Temperatures

Exposure to extreme hot and cold temperatures can affect your phone’s display and overall performance. Store your device in a moderate environment.

  • Implement Screen Timeout

Set a screen timeout to turn off the display when not in use automatically. This conserves battery life and prevents unnecessary wear on the screen.

  • Clean Your Screen Regularly

Fingerprints, dust, and smudges can affect display clarity. Clean your screen regularly with a microfiber cloth to ensure a crisp and vibrant view.

  • Secure Your Phone

Implement security measures to prevent unauthorized access. This protects your data and ensures the display remains secure and untouched.

  • Enable Night Mode

Many phones offer a night mode that reduces blue light emission. It promotes better sleep and reduces eye strain, especially during nighttime use.

  • Implement App-Specific Settings

Some apps have specific display settings. Explore and adjust these settings within individual apps to enhance your visual experience and reduce strain.

Conclusion

The guide highlights the “Why is My Nubia Z50 Ultra black and white“ query. It offers practical solutions for Android and Nubia Z50 Ultra users. By addressing common issues such as accessibility settings, app conflicts, and system glitches, you can restore their vibrant displays. Maintaining your phone display involves mindful practices, from adjusting brightness to regular updates.

The guide provided solutions for display issues and showcased the versatility of Dr.Fone System Repair Android. It’s a holistic solution for users seeking a seamless and reliable Android experience, addressing diverse concerns with precision and efficiency.

7 Solutions to Fix Error Code 963 on Google Play Of Nubia Z50 Ultra

People are increasingly complaining about Google Play Error Codes which pop-up during downloading, installing or updating an App via Google Play Store. Amongst these, the most recent and common one being Error Code 963.

Google Play Error 963 is a typical error which shows up not only when you try to download and install an App but also during App update.

Error 963 cannot be attributed to a particular App or its update. It is a Google Play Store error and is experienced by Android users across the world.

Error Code 963, just like any other Google Play Store errors, is not something difficult to deal with. It’s a minor glitch which can be fixed easily. There is no need to worry or panic if you see Error 963 on Google Play Store preventing your favorite App from downloading or updating.

Read on to find out more about the Google Play Error 963 and best ways to fix it.

Part 1: What is Error Code 963?

Error 963 is a common Google Play Store error which basically hinders Apps from downloading and updating. Many people get worried when Error Code 963 does not let them install new Apps or update existing ones. However, please understand that Google Play Error is not such a big deal as it may sound and can be overcome easily.

Error 963 pop-up message reads as follows: “cannot be downloaded due to an error (963)” as shown in the image below.

cannot download app

A similar message shows up even while you are trying to update an App, as shown in the screenshot below.

can't update app

Error Code 963 is basically an outcome of data crash which mostly is seen in cheaper smartphones. There might another reason for Error 963 preventing Apps from downloading and updating, which is Google Play Store Cache being corrupted. People also speculate SD Card related issues as many-a-times external memory enhancer chips do not support large Apps and their updates. Also, Error 963 is very common with HTC M8 and HTC M9 smartphones.

All these reasons and more can handle with ease and you can continue to use Google play services smoothly. In the following segment, we will discuss various fixes to cure the problem to enable to you download, install and update Apps on your device normally.

Part 2: Easiest solution to fix Error Code 963 on Android

When it comes to the most convenient solution to fix error 963, Dr.Fone - System Repair (Android) cannot be missed. It is the most productive program that covers a wide range of Android issues. It ensures full safety while performing and one can fix the Android issues in a hassle-free way.

Dr.Fone - System Repair (Android)

One click to fix Google Play error 963

  • The tool is recommended for its higher success rate.
  • Not just Google Play error 963, it can fix a large number of system issues including app crashing, black/white screen etc.
  • It’s considered as the first tool that offers one-click operation for Android repairing.
  • There’s no technical expertise needed to use this tool.

4,997,014 people have downloaded it

This section will provide you the tutorial guide for how to fix error code 963.

Note: Before moving to solve the error 963, we would like to inform you that the process may result in wiping away your data. And therefore, we suggest you to make backup of your Nubia Z50 Ultra prior to fixing this Google Play error 963.

Phase 1: Connecting and preparing the Nubia Z50 Ultra device

Step 1 – To begin fixing error 963, run Dr.Fone after downloading and installing it on your PC. Now, pick out the ‘System Repair’ tab from the main screen. Thereupon, with the help of a USB cable, make connection between your Nubia Z50 Ultra and PC

fix google play error 963 using repair tool

Step 2 – On the left panel, you’re supposed to choose ‘Android Repair’ and then click the ‘Start’ button.

select the android repair option

Step 3 – On the following screen, you need to choose the appropriate details for your device like the name, brand, model, country/region etc. Later, go for warning confirmation and hit ‘Next’.

device references selected

Phase 2: Taking Android device in Download mode for repairing

Step 1 – It is essential to get your Nubia Z50 Ultra or tablet entered in Download mode. For this, following are the steps to be taken:

If the Nubia Z50 Ultra device contains Home button:

  • Turn the Nubia Z50 Ultra device off and then keep holding the ‘Power’, ‘Volume Down’ and ‘Home’ buttons altogether for about 10 seconds. Next, release them all and push the ‘Volume Up’ key. This way, your device will enter the Download mode.

fix google play error 963 on android with home key

If the Nubia Z50 Ultra device contains no Home button:

  • Switch off your phone/tablet and press the ‘Volume Down’, ‘Bixby’ and ‘Power’ buttons for 10 seconds. Leave the buttons and then press the ‘Volume Up’ button for entering download mode.

fix google play error 963 on android without home key

https://techidaily.com

Step 2 – Press the ‘Next’ button and then the program will commence the firmware downloading.

firmware downloaded

Step 3 – Upon successful downloading and verification of the firmware, the process of Android device repairing will begin automatically.

start the fixing process

Step 4 – Within a while, the Google play error 963 will be vanished.

make the fix google play error 963 disappear on android

Part 3: 6 Common Solutions to fix Error Code 963

fix Error Code 963

Since there is no specific reason for Error Code 963 to occur, similarly there is no one solution to the problem. You may use any one of them below or try them all to never see Error Code 963 on your device.

1. Clear Play Store Cache and Play Store Data

Clearing Google Play Store Cache and Data basically means keeping Google Play Store clean and free from trouble-making data stored in respect of it. It is advisable to carry out this process regularly to prevent Errors like Error Code 963 from occurring.

Follow the steps given below to fix  Error Code 963:

Visit “Settings” and select “Application Manager”.

Application Manager

Now select “All” to see all downloaded and built-in Apps on your device.

Select “Google Play Store” and from the options that appear, tap on “Clear Cache” and “Clear Data”.

Clear Data

Once you are done clearing Google Play Store Cache and Data, try to download, install or update the App facing Google Play Error 963 again.

2. Uninstall updates for Play Store

Uninstalling Google Play Store updates is an easy and quick task. This method is known to have helped many as it brings back the Play Store to its original state, free from all updates.

Visit “Settings” and select “Application Manager”.

select “Application Manager”

Now select “Google Play Store” from “All” Apps.

select “Google Play Store”

In this step, click on “Uninstall Updates” as shown below.

Uninstall Updates

3. Shift the App from SD Card to device’s memory

This method is strictly for certain Apps which cannot be updated because they are stored on an external memory card, i.e., SD Card. Such memory enhancing chips do not support large Apps and due to a shortage of space prevents them from updating. It advisable to move such Apps from the SD Card to the Nubia Z50 Ultra device’s internal memory and then try to update it.

Visit “Settings” and select “Apps”.

select “Apps”

From “All” Apps click on the App which is unable to update.

Now click on “Move to Phone” or “Move to internal storage” and try to download its update again from the Google Play Store.

“Move to internal storage”

Try updating the App now. If the Apps’s update does not download even now, DO NOT worry. There are three more ways to help you.

4. Unmount your external Memory Card

Error Code963 may also occur due to an external memory chip used in your device to enhance its storage capacity. This is very common and can be dealt with by unmounting the SD Card temporarily.

To unmount your SD Card:

Visit “Settings” and keep scrolling downwards.

Now select “Storage”.

From the options that appear, select “Unmount SD Card” as explained in the screenshot below.

select “Unmount SD Card”

https://techidaily.com

Note: If the App or its update downloads successfully now, do not forget to mount the SD Card back.

5. Remove and Re-add your Google account

Deleting and re-adding your Google account in might sound a little tedious but it does not take much of your precious time. Moreover, this technique is very effective when it comes to fixing Error  Code 963.

Carefully follow the steps given below to remove and then re-add your Google account:

Visit “Settings”, under “Accounts” select “Google”.

Select your account and from the “Menu” select “Remove account” as shown below.

select “Remove account”

Once your account is removed, follow the steps given hereunder to add it back again after a few minutes:

Go back to “Accounts” and select “Add Account”.

select “Add Account”

Select “Google” as shown above.

In this step feed in your account details and your Google account will be configured once again.

6. Special technique for HTC users

This technique is specially crafted fro HTC smartphone users who frequently face Google Play Error 963.

Follow the step-by-step instructions given below to uninstall all updates for your HTC One M8 Lock Screen App:

Visit “Settings” and find “HTC Lock Screen” under “Apps”.

Now click on “Force Stop”.

In this step, Click on “Uninstall Updates”.

This remedy is as simple as it sounds and has helped many HTC users to get rid of Error 963.

Google Play Errors are a very common phenomenon these days, especially Error Code 963 which usually occurs in the Google Play Store when we try to download, install or update an App. There is no need to worry if you see Error Code 963 pop-up on your screen as your device and its software are not to be blamed for Error 963 to suddenly surface. It is a random error and can be fixed easily by you. You do not need any technical assistance to deal with the issue. All you need to do is follow the steps introduced in this article to use Google Play Store and its services smoothly.

4 Solutions to Fix Unfortunately Your App Has Stopped Error on Nubia Z50 Ultra

We often find people complaining, “Unfortunately Youtube has stopped”, “Unfortunately the internet has stopped” or “Unfortunately Netalpha has stopped”. An error that causes Apps to randomly stop working is experienced by users daily. This is a strange error as it occurs while you are using an App, and it suddenly stops working or crashes. You are brought back from the App screen to the Home Screen of your device with an error message saying: “Unfortunately, it has stopped working.”

Unfortunately,has stopped working

Apps not working or stopped while working, such as unfortunately Netalpha has stopped or unfortunately the internet has stopped, is a very confusing error because one moment your App is running smoothly and the next moment it shuts down automatically with an error message. Unfortunately, Youtube has stopped working, Netalpha has stopped. Unfortunately, the internet has stopped, and many more such examples of Apps stopping while working normally are witnessed by users all over the world, and they are constantly on a lookout for solutions to fix such an error.

Read on to find out why exactly your App stops working suddenly and 3 of the best and most effective ways to tackle the problem.

Part 1: Why your App stops working suddenly?

Unfortunately, Youtube has stopped; unfortunately, Netalpha has stopped working, etc. are error messages that pop-up now and then while using Apps on Android mobile devices. It is important to understand that such errors are not App/Apps specific and may occur to any App/Apps. There is no one specific App or genre of Apps that face this problem.

The reason behind unfortunately internet has stopped or any other App which experiences such a glitch in data crash. A data crash is not a serious problem and only means a situation wherein an App, OS, or software stops working normally and exits abruptly. This may happen due to various reasons such as unstable internet connection, both cellular and WiFi. Another reason for Apps to stop working could be corrupted Cache files, which have not been cleared in a long time.

Many users also feel that incomplete or improper installation may cause the App to crash and stop working suddenly.

There may be many more reasons for them; unfortunately, App has stopped error to show up, but no one reason can be blamed for it.

Therefore it is important for us to carefully examine the problem and choose from the solutions given below to fix Unfortunately, Youtube has stopped; unfortunately, Netalpha has stopped; unfortunately, the internet has stopped and many other similar unfortunately App has stopped working errors.

Part 2: A One-Click Fix to ‘Unfortunately App has Stopped’

Fortunately, while this is an annoying problem that stops you from doing what you’re doing, the best way to eliminate this error is simply to repair the data glitch, thus preventing it from happening.

The easiest solution is to use a software application known as Dr.Fone - System Repair , a specialist piece of programming designed to help you fix your devices as quickly as possible.

If this sounds like the option you need to alleviate your, unfortunately, YouTube has stopped errors; this is how to use it.

How to Use Dr.Fone -Repair to Fix Unfortunately App has Stopped Error

Note: Please note that using this solution may rewrite and repair all data on your phone, meaning there is the potential to lose data during the process. Make sure you back up your device before continuing.

Step #1 - Acquire the Software

Head over to the Dr.Fone - System Repair website and download the software to your Mac or Windows computer.

Step #2 - Connect Your Android Device

Launch Dr.Fone and click the System Repair option from the main menu. Now connect your Nubia Z50 Ultra using the official cable.

fix unfortunately youtube has stopped or other app stopping

From the next menu, select the ‘Android Repair’ option and press ‘Start’.

start to fix app stopping

https://techidaily.com

Step #3 - Input Information & Repair

Tap in your phone information. This is to make sure your device is repaired correctly while minimizing the risk of bricking your device.

select device info

Follow the on-screen instructions on how to then boot your Nubia Z50 Ultra in Download mode.

fix app stopping in download mode

Once booted, the software will verify your firmware and start repairing your device. Make sure your phone stays connected throughout the process, and you’ll be ready to go and your ‘unfortunately the internet [or another app] has stopped’ error should be erased!

Internet stopping fixed

https://techidaily.com

This could take some time, depending on your internet connection and speeds, so be mindful that everything stays connected.

Part 3: Fix your App has unfortunately stopped by clearing App Cache

Herein we bring to you 3 of the most effective remedies to combat the; unfortunately, App has stopped error, which has helped many users facing similar problems.

First among these is to clear the App’s cache. Clearing App Cache to fix Unfortunately Youtube has stopped, and such errors are very popular as it cleans your App/Apps by wiping off data that has been stored due to constant App usage, and it makes the App/Apps as good as new. It is advised to all users to clear the App cache regularly for Apps to function better.

Follow the steps given below to learn how to clear App cache:

• Visit “Settings”  to find an option named “Apps”.

Apps

• Tap on “Apps” and look for the App which has suddenly stopped.

• Click the App name, say, for example, “Youtube” by scrolling down in “All” Apps.

All

• From the options that appear, tap on “Storage” and then on “Clear cache” as shown below.

Clear cache

Clearing App cache is always a good idea as it prevents any errors which may be caused due to the cache being corrupt or too full. This method is likely to help you, but if the problem persists, read on to find out about 2 more solutions.

https://techidaily.com

Part 4: Fix your App has unfortunately stopped by the fresh installation

Sometimes, unfortunately, Youtube has stopped; unfortunately, the internet has stopped, and such errors are caused due to improper or inappropriate App installation. It is mandatory to completely download the App from the Google Play Store and use it after it is successfully installed on your device.

Firstly, to uninstall all an existing App from your device, follow the instructions given hereunder:

• Visit “Settings” and search for “Application Manager” or “Apps”.

Application Manager

• Select the App you wish to uninstall, say, for example, “Messenger”.

• From the options that appear before you, click on “Uninstall” to delete the App from your device.

Uninstall

You may also uninstall an app directly from the Home Screen (only possible in certain devices) or the Play Store.

To re-install the App, visit Google Play Store, search for the App name and click on “Install”. You will also find the deleted App in “My Apps and games” on your Play store.

This method has helped many and will be useful to you too. So don’t hesitate to try it. It may sound tedious and time-consuming, but it hardly takes 5 minutes of your time.

Part 5: Fix your App has unfortunately stopped by factory reset

Factory Reset must be used only when nothing else works. Please remember to take a back-up of all your data and contents on the cloud or an external memory device, such as a pen drive before adopting this method because the one you perform a factory reset on your device, all media, contents, data and other files are wiped out, including device settings. Do remember to back up the data on an Android device before performing a factory reset.

Follow the step-by-step explanation given below to factory reset your device to fix Unfortunately Youtube has stopped; unfortunately, the internet has stopped working and similar errors:

• Visit “Settings” by clicking the settings icon, as shown below.

Visit “Settings”

• Now select “Backup and Reset” and move on.

select “Backup and Reset”

• In this step, select “Factory data reset” and then “Reset Device”.

• Finally, tap on “ERASE EVERYTHING” as shown below to Factory Reset your device.

tap on “ERASE EVERYTHING”

Note: Once the factory reset process is complete, your device will automatically restart and you will have to set it up once again.

Errors such as unfortunately, Youtube has stopped, unfortunately, Netalpha has stopped, unfortunately, the internet has stopped working and so on are very common these days. They disrupt the normal functioning of an App/Apps and prevent you from using the App/Apps smoothly. Unfortunately, App has stopped error is not a serious problem and does not mean there is a problem with the App, your Android OS version, or your handset. It is a random error which occurs due to various reasons in a given situation. If you experience such an error while sign in your favorite App/Apps, DO NOT panic as unfortunately, App has stopped error can be fixed easily. All you need to do is be patient with the App’s software and not try to launch it again and again once it crashes, and an error message pops-up. Just follow the methods listed and explained in detail in the previous segments to solve the problem of unfortunately App has stopped.


Also read:

  • Title: Quick Fixes for Why Is My Nubia Z50 Ultra Black and White | Dr.fone
  • Author: Abel
  • Created at : 2024-10-28 12:20:16
  • Updated at : 2024-10-30 01:15:13
  • Link: https://fix-guide.techidaily.com/quick-fixes-for-why-is-my-nubia-z50-ultra-black-and-white-drfone-by-drfone-fix-android-problems-fix-android-problems/
  • License: This work is licensed under CC BY-NC-SA 4.0.