8 Quick Fixes Unfortunately, Snapchat has Stopped on Poco C51 | Dr.fone

8 Quick Fixes Unfortunately, Snapchat has Stopped on Poco C51 | Dr.fone

Ariadne Lv13

[8 Quick Fixes] Unfortunately, Snapchat has Stopped on Poco C51

Have you ever been deep in conversation with a loved one or friend, taking advantage of all the funny filters and games Snapchat has to offer when you’ve suddenly been presented with the ‘Unfortunately, Snapchat has Stopped’ error code? This is usually followed by the app crashing back to the main menu.

If so, don’t worry; you’re not alone. Snapchat crashing in this way is nothing new, but it can be incredibly annoying when it keeps happening and stops you from enjoying the conversations you care about.

Fortunately, there are plenty of solutions out there to help you out and get the app working again as it should do. Today, we’re going to explore them all to help you get back to what you were doing before and as though there was never a problem.

Part 1. Install Snapchat again from Google Play Store

snapchat not responding - reinstall snapchat

One of the best ways to resolve the Snapchat crashing problem or Snap Map not working issue is to delete the app and reinstall it again. When you’re using your phone, there is data continually flowing around and data being sent here, there, and everywhere.

During these processes, bugs can occur, and if they can’t sort themselves out, the best thing to do is to reset your app and start from a fresh installation. Here’s how to do it.

Step 1: Hold down the Snapchat app from your main menu and press the ‘x’ button to uninstall the app.

Step 2: Open the Google App Store from your device and search ‘Snapchat’ in the search bar. Find the official app page and download the app onto your device.

Step 3: The app will automatically install itself once downloaded. Open the app, sign in to your account using your log-in details, and you should be able to use the app like normal.

Part 2. Check for new Snapchat Updates

snapchat not responding - check for new updates

Hand in hand with the problem above, sometimes a bug can restrict Snapchat from working, or perhaps your personal update settings. If you receive a Snapchat from someone with an upgraded version, this can crash your app.

Here’s how to make sure you’re running the latest version of Snapchat is Snapchat isn’t responding.

  1. Launch the Play Store and navigate to the My Apps and Games page
  2. Tap the Update button
  3. The app will now automatically update to the latest version

Part 3. Wipe the cache of Snapchat

If you have a lot of data in your Snapchat cache, this can cause the app to become overloaded in which you’ll need to clear it to start again and refresh the app. This is a common problem that can cause Snapchat has stopped working error.

Here’s how to fix it.

  1. Open the Snapchat app and tap the Profile icon on the top left-hand side of your screen

    wipe cahce of snapchat crashing - step 1

  2. Tap the Settings gear icon on the top right

    wipe cahce of snapchat crashing - step 2

  3. Scroll down the Settings menu and tap the Clear Cache option

    wipe cahce of snapchat crashing - step 3

  4. Here, you can choose to Clear All, but you can select individual areas if you prefer

    wipe cahce of snapchat crashing - step 4

  5. Tap the Confirm option to clear your cache preference completely

    wipe cahce of snapchat crashing - step 5

Part 4. Fix the system issues that caused Snapchat stopping

If you’re experiencing the Snapchat crashing on Android often, or you’re experiencing similar errors with other apps, this can be an indication that there’s something wrong with your Android operating system.

The best way to fix this is to repair your device using the software known as Dr.Fone - System Repair (Android). This is a powerful repair system that can completely recover your device from any errors, including the Snapchat keeps crashing error.

Dr.Fone - System Repair (Android)

Dedicated repair tool to fix Snapchat crashing on Android.

  • Recover your device from any problem, including black screen or unresponsive screen.
  • Supports over 1000+ unique Android devices, models, and brands.
  • Trusted by over 50+ million customers around the world.
  • Can fully repair faults with your Poco C51’s firmware in a few simple steps.
  • One of the most user-friendly applications in the world.

3,889,035 people have downloaded it

To help you make the most of this Android repair software and to fix your Snapchat not responding error, here’s a step-by-step guide on how to use it.

Step 1: Download the Dr.Fone - System Repair (Android) software to your computer. Install the software to your Mac or Windows computer by following the onscreen instructions.

Once completed, open the software, so you’re on the main menu.

snapchat crashing -  fix with a tool

Step 2: From the main menu, click the System Repair option, followed by the Android option. Of course, if you have an iOS device you want to repair in the future, the option is there if you want it. Also, connect your Poco C51 to your computer using the USB cable.

snapchat crashing - select option

Step 3: Confirm details.

On the next screen, use the drop-down menus to confirm the model, brand, operating system, and carrier of your device. Click Next to confirm the details are correct.

snapchat crashing - select details

Step 4: You’ll now need to put your phone into Download Mode, sometimes referred to as Recovery Mode. For this, you can follow the onscreen instructions. Make sure your device stays connected to your computer throughout this process.

The method will slightly differ depending on whether your device has a home button, so make sure you follow the right instructions for your individual device.

snapchat crashing - recovery mode

Step 5: Once in Download Mode, the software will now download and install a fresh version of your Poco C51’s operating system. This can take some time, so make sure your device stays connected, and your computer stays on and doesn’t shut down.

snapchat crashing - download firmware

Step 6: That’s it! Once you see the screen saying your device has been repaired, you’ll be able to close the Dr.Fone - System Repair (Android) software, disconnect your phone, and can start using Snapchat as normal without the Snapchat not responding error coming up!

snapchat crashing - fixed issue

safe Downloadsafe & secure

Part 5. Check for the Android update

snapchat stopping - check for android update

Similar to some of the other solutions we’ve listed above, if you’re using an outdated version of the Android operating system, but the latest version of Snapchat is coded to the most recent, this can be a cause for the Snapchat crashing on Android problem to occur.

Fortunately, it’s easy to check to make sure you’re running the latest version of Android and to download and install the update if you need it. Here’s how, which will help to sort out your Snapchat keeps crashing Android problems.

Step 1: Open the Settings menu on your Poco C51 and select the About Phone option.

Step 2: Tap the ‘Check for Updates’ option. If an update is available, you’ll then have the option to Install Now or Install Overnight. If no update is available, you’ll see a notification stating your device is up to date and no action is needed.

Part 6. Connect to another Wi-Fi

In some cases, you may be trying to connect to a Wi-Fi network that’s not very stable. This may keep cutting the connection to your device, which in turn is causing Snapchat to crash on Android.

To resolve this, you can simply try connecting to another Wi-Fi network or a data plan to see whether this is the problem. If so, changing network and then using the Snapchat app should stop any error messages from occurring.

Step 1: Open the Settings menu on your Poco C51, followed by the Wi-Fi option.

snapchat stopping - connect to wifi

Step 2: Tap the new Wi-Fi network you’re currently connected to, and then tap the ‘Forget’ option, to stop your phone connecting to it.

snapchat stopping - forget wifi

Step 3: Now tap the new Wi-Fi network you want to connect to. Insert the Wi-Fi security code and connect. Now try reopening and using the Snapchat to see if you can use it.

snapchat stopping - reconnect wifi

Part 7. Stop using the custom ROM

snapchat stopping - stop rom

If you’re running a custom Android ROM on your device, with some versions of the ROM and some apps, you’re going to experience errors simply because of the way the apps and the ROMs are coded and designed.

Unfortunately, there’s no easy fix to this, and if you want to continue using the app, you’ll need to reflash your Poco C51 back to its original firmware, and then wait until the ROM developers update the ROM to be compatible with social apps like Snapchat.

However, this reflashing process is simple thanks to the Dr.Fone - System Repair (Android) software that we listed above. To follow the detailed step-by-step guide, follow the steps on Part 4 of this article, or follow the quick guide instructions below.

  1. Download and install the Dr.Fone - System Repair (Android) software to your computer
  2. Connect your Poco C51 to your Windows computer using the USB cable
  3. Open the software and click the Repair option.
  4. Select the Android device repair option
  5. Make sure your carrier and device information are correct
  6. Put your device into Download Mode by following the onscreen instructions
  7. Allow the software to repair your Poco C51 automatically

Part 8. Reset the factory settings of your Android

snapchat stopping - factory resetting

One of the last resorts you can take is factory resetting your Poco C51 back to its original settings. From the day you first started using your device, you’ve been using the system and downloading files and apps, and over time this increases the chances of creating a bug.

However, by resetting your device to factory settings, you can reset these bugs and get your apps and device working again free from the Unfortunately, Snapchat has stopped error message. Here’s how to factory reset your device.

Make sure you back up your personal files from your device first like your photos and music files because factory resetting your device will clear your device’s memory.

Step 1: Tap the Settings menu on your device and click the Backup and Reset option.

Step 2: Click the Reset Phone option. That’s it! The phone will take several minutes to complete the process, after which your phone will be reset to its original state.

Android Safe Mode - How to Turn off Safe Mode on Poco C51?

Safe mode on Android is very useful to get rid of dangerous apps and malware. This allows the user to perform a uninstall of the crashed or malicious apps by putting safe mode on Android. Now the question is how to remove safe mode? In this article, we have discussed in detail how to get out of safe mode and also discussed some frequently asked questions. Keep reading this article.

Part 1: How to turn off safe mode on Android?

This is very important to turn off the safe mode after you put the safe mode on Android. Your mobile performance is limited in this mode. So you have to turn off safe mode. For doing this, there are some methods. Try to apply them one by one. If you succeed, stop there. Else go to the next method.

Method 1: Restarting the Poco C51 device

This is the easiest method to turn off the safe mode in Android. To use this method, follow the steps below.

Step 1 – Tap and hold the power button of your Poco C51.

Step 2 – You could find the option “Restart”. Tap on it. (If you have only one option, move to the step no 2)

Step 3 – Now, your phone will boot up in some time and you can see the Poco C51 device is no more on safe mode.

the Poco C51 device

This method, if goes well, will turn off safe mode in Android from your device. IF not, move to the next method instead.

Method 2: Do a soft reset:

The soft reset is very easy to perform. It won’t delete any of your personal files etc. Besides, it clears all the temp files and unnecessary data and recent apps so that you get a healthy device. This method is very good for turning off Safe mode on Android.

Step 1 – Tap and hold the power button.

Step 2 – Now, select “Power off” from the given option. This will make your device off.

Step 3 – Wait a few seconds and then turn it on again.

This time you can see your phone is no more in safe mode. Also, your junk files have been also removed. If you still find the Poco C51 device is the safe mode, follow the next method.

Method 3: Break all power

This method is sometimes very helpful to turn off safe mode on android by disconnecting all the power as well as resetting the SIM card.

Step 1 – Take the back cover off from the Poco C51 device and remove the battery. (Not all devices will give you this facility)

Step 2 – Take out the SIM card.

Step 3 – Reinsert the SIM card and insert the battery again.

Step 4 – Turn the Poco C51 device on by tapping and holding the power button.

Now, you can see your device is out of safe mode. If you still find your device in Safe mode, see the next method.

Method 4: Wipe the cache of the Poco C51 device.

The cache of the Poco C51 device sometimes creates an obstacle in overcoming the safe mode on Android. To solve this issue, follow the steps below.

Step 1 – Turn on your device in safe mode. It can generally be done by tapping the home, power, and volume up button on Android device. If this combination is not working for you, search the internet with your device model number.

tap home, power and volume up

Step 2 – Now you can find the recovery mode screen. Navigate to the “Wipe cache” option with the volume up and down button and select the option by tapping the power button.

Navigate to “Wipe cache”

Step 3 – Now follow on-screen instruction and your device will be rebooted.

After successful completion of this method, your device should no longer be in safe mode. If the problem still persists, the only solution is to do a factory reset. This will erase all the data from your device. So take backup of your internal storage.

Method 5: Factory data reset

To factory data reset, you have to follow the below steps.

Step 1 – Enter in the recovery mode by following the steps mentioned earlier.

Step 2 – Now select “Factory data reset” from the given options.

select “Factory data reset”

Step 3 – Now, follow the on-screen instructions and your device will be factory reset.

After this method, you can successfully get rid of the safe mode on Android. Restore your data from the backup you created.

Watch the video below to turn off safe mode on your phone:

Part 2: How to put the phone in safe mode?

If some apps or programs create a problem on your device, the solution is safe mode. Safe mode allows you to uninstall the app or the program out of your device safely. So, safe mode on Android is quite useful sometimes. Let’s have a look at how to turn on safe mode in Android.

Before this, remember to take a backup of your Poco C51. We recommend you to use the Dr.Fone - Phone Backup (Android). This tool is the best in its class to provide users with a very easy-to-use user interface yet powerful solution.

Dr.Fone - Phone Backup (Android)_

Flexibly Backup and Restore Android Data

  • Selectively backup Android data to the computer with one click.
  • Preview and restore the backup to any Android devices.
  • Supports 8000+ Android devices.
  • There is no data lost during backup, export, or restore.

Always remember to use this tool before you enter in the safe mode as you never know what will happen next and you might end up with factory resetting. This, as the result, will erase all your valuable data. So always perform backup data before you proceed.

To enter the safe mode, follow the instructions below.

Step  1 – First of all, long press the power button and let the Power options appear.

Power options

Step 2 – Now, long press on the “Power off” option. This will instantly ask you if you want to reboot into safe mode. Select the option and your device will reboot in safe mode.

‘Power off”

If you are using Android version 4.2 or earlier, turn off the Poco C51 device and turn it on the back by tapping the power button. When the logo appears, tap and hold the volume down button. This will allow the Poco C51 device to boot in safe mode.

Follow these steps carefully and now you can see a “Safe Mode” written at the corner of your device. This will confirm that you have successfully entered in Safe mode on Android.

Part 3: Safe mode on Android FAQs

In this section, we’ll discuss some frequently asked questions about the safe mode. Some users have many questions regarding the safe mode. Here we’ll try to cover some of them.

1. Why is My Poco C51 on safe mode?

This is a very common question around the world. For many Android device users, it’s quite common to see your phone in safe mode suddenly. Android is a secure platform and if your device sees any threat from your recently installed apps or any programs that want to harm your device; it would go into safe mode automatically. Sometimes, you might accidentally perform the steps discussed in part 2 and boot your device in safe mode.

2. Safe mode won’t turn off on My Poco C51

For the solution to remove safe mode from your device you must follow the step-by-step methods as mentioned in part 1. This will surely take your device out of the safe mode.

The safe mode is a very useful program for any Android device. But it limits the programs of Android and you must remove safe mode after uninstalling the harmful app. This article showed you how to turn off safe mode easily.

Try It Free Try It Free

Fix the Error of Unfortunately the Process.com.android.phone Has Stopped on Poco C51

Nowadays, smartphones are integral to life. They serve as your communication lifeline and powerful personal assistant. However, it can be frustrating when a sudden error disrupts our phone’s functionality. One common error Android users encounter is the “Unfortunately, The process.com.android.phone has stopped” error. Fear not if you have come across this error message on your Poco C51.

This beginner’s guide is here to help you understand the causes of this problem. It will also provide you with practical “unfortunately the phone has stopped solutions.”

Part 1: Learn Why Unfortunately the process.com.android.phone Has Stopped

The error message “Unfortunately, the process com.android.phone has stopped“ typically appears on Android devices when there is an issue with the Phone app. Issues with underlying processes responsible for handling phone-related functions are also a cause.

process com.android.phone has stopped error

It can prevent you from making or receiving phone calls, accessing contacts, or using other phone-related features. Following are some of the possible reasons why you may encounter this error:

App or System Update

When you update your device’s OS or the Phone app itself, it is possible to encounter bugs or compatibility issues. These issues can lead to the Phone app crashing and displaying this error message. Sometimes, the updated software may not work with the existing configurations of the Phone app. It results in instability which causes this error.

App Cache/Data Corruption

The Phone app relies on cached data and stored settings to function properly. If the cache or data of the app becomes corrupted, it can cause the Phone app to malfunction. The reasons include interrupted app installations or updates, improper shutdowns, or software conflicts. As a result, you may see the error message indicating that the process com.android.phone has stopped.

Insufficient System Resources

Android devices need sufficient memory (RAM) and processing power to run apps smoothly. If your device is running low on memory or processing capacity, it may struggle to handle the Phone app and its processes. It can lead to crashes and the error message. Running many resource-intensive apps at the same time also causes this issue. Other reasons include too many background processes that contribute to this error.

Conflicting Third-Party Apps

Third-party apps installed on your device can sometimes conflict with the Phone app. These conflicts can occur for various reasons, such as incompatible app versions. The software bugs within the third-party apps or configurations can also clash with the Phone app. Such conflicts can disrupt the normal operation of the Phone app. The result of all this trigger the error message.

Software or Firmware Glitches

Software glitches or firmware issues can occasionally occur in Android devices. These glitches can affect the functioning of system processes, including the Phone app. They may arise from programming errors and system inconsistencies. Sometimes unexpected interactions between different OS components can also lead to this error.

Part 2: 100% Working Fixes To Fix Unfortunately the process.com.android.phone Has Stopped

Having been denied access to your Phone can cause a lot of issues. Luckily, many simple fixes to the “process.com.android.phone has stopped“ error exist. These solutions have worked for many users, and by following them, you may be able to resolve the issue too. Given below are the top 8 fixes to resolve this error and restore your device’s phone functions:

Fix 1: Restart/Reboot your Android Device

One of the simplest yet effective solutions to tackle the “Unfortunately, the process com.android.phone has stopped“ error is to reboot your Poco C51. Restarting your device can often resolve temporary software glitches or conflicts. This fix requires no technical expertise.

So, it is worth trying before moving on to more complex solutions. Follow the guide below to restart your Poco C51 and potentially fix the error:

  • Step: Long-press your Poco C51’s “Side” key and wait for the power menu to appear. Here, select “Restart” to initiate the reboot of your phone.

select the restart option

Fix 2: Re-insert the SIM Card

There is also a chance that the reason you are seeing this error message relates to the SIM card. A loose or improperly inserted SIM card can cause disruptions in the phone’s communication functions. As a result, you see the “Unfortunately, the process com.android.phone has stopped“ error.

To fix this error, you can remove the SIM card and then re-insert it. If the issue is actually related to a SIM card, the issue will get resolved after you resolve the problem.

reinsert the sim card

Fix 3: Clear the Cache and Data of the Phone App

The “Unfortunately, the process com.android.phone has stopped“ error is connected to the Phone app. In this situation, clearing the cache and data of the Phone app itself can often resolve the issue. This fix focuses on removing any corrupted or conflicting data within the app.

Once the corrupted data is gone, it will restore the Phone app to proper functioning. Here is how to clear the cache and data of the Phone app on an Android device:

  • Step 1: Find the Phone app on your Poco C51 and long-press its icon. A small menu will pop up where you need to select “App Info.”

access phone app settings

  • Step 2: It will lead you to detailed information about the Phone app. Here, press “Storage,” and following that, you will see the “Clear Cache” and “Clear Data” options. Use them in the same order to clear the cache and data of the Phone app.

clear phone app cache and data

Fix 4: Disable Automatic Updates Feature

In some cases, this error may occur due to conflicts or compatibility issues with the automatic app updates feature. The automatic update on your Poco C51 keeps your apps updated. Disabling this feature temporarily can help resolve the problem.

As a result, you will be able to use the Phone app without interruptions. To disable the automatic updates option on the Google Play Store, you can use the following steps:

  • Step 1: Navigate to the Google Play Store app on your Poco C51 and launch it. Next, tap on the profile icon in the screen’s top right corner. From the options presented, select “Settings.”

open the play store settings

  • Step 2: In Settings, press “Network Preferences” to expand the option. Now, open the “Auto-update apps” settings and enable the “Don’t auto-update apps” option.

enable don’t auto update apps option

Fix 5: Clear All Apps Cache and Data

When dealing with this error, clearing the cache and data of all apps on your Poco C51 can also help. Doing this will remove any corrupt or conflicting data that might be causing the issue. This fix targets the overall app ecosystem on your device.

It intends to ensure a clean slate and potentially resolve the error. Use the following guide to clear the cache and data of all apps:

  • Step 1: Access your Poco C51’s Settings and tap the “Apps” option. It will lead you to all the apps running on your phone. Here, select an app to see detailed app info.

access the apps settings

  • Step 2: On the app info screen, scroll down and press “Storage.” Now use “Clear Cache” to clean the app’s cache and “Clear Data” to erase the app’s data. Repeat the same process for all the apps installed on your device.

tap on storage option

Fix 6: Clear SIM Toolkit Cache and Data

It is worth considering the SIM Toolkit is a potential source of the problem. The SIM Toolkit is an app that provides functionality related to your SIM card. Its functions include accessing value-added services and managing mobile network settings. Clearing the cache and data of the SIM Toolkit app can help resolve this issue. The steps you need to clear the cache and data of this app are the following:

  • Step 1: On your Poco C51, find the SIM Toolkit app. After finding it, press and hold its icon until a short menu appears. Choose “App Info” from the available options to access its settings.

access sim toolkit settings

  • Step 2: Now, you need to tap “Storage” to proceed. On the next screen, first, tap “Clear Cache” to clean the cache, and later press “Clear Data.”

use clear cache and data

Fix 7: Perform Factory Reset

If all previous fixes have been unsuccessful, performing a factory reset is also an option to resolve this issue. It is a drastic measure that can potentially address underlying software issues. However, it’s important to note that a factory reset will erase the entire data and settings of your device.

So, it’s crucial to back up your important files before proceeding with this fix. By doing so, you can restore your device to its original state and eliminate the error. Use the detailed guide described below to factory reset your Poco C51:

  • Step 1: Start by launching the Settings app and selecting “General Management.” Here, choose “Reset,” and following that on the next screen, tap “Factory data reset.”

tap on factory data reset

  • Step 2: After tapping “Factory data reset,” hit the “Reset” option. Next, enter your Poco C51 PIN to confirm the process, and use “Delete All” to start the factory reset process.

press the delete all button

Fix 8: Try Wondershare Dr.Fone - The Best and Most Reliable Android System Repair Tool

It must be a frustrating experience to try one solution after the next and not be able to resolve the issue. In such situations, the best thing you can do is find a tool that can resolve all Android system problems. While there are many options available online, not all are great. The best Android system repair tool currently available is Wondershare Dr.Fone.

Using Wondershare Dr.Fone, you can fix issues like “Unfortunately, the process.com.android.phone has stopped,” Play Store not working, frozen phone, and many more. It is a specialized tool for resolving Android system issues in Poco C51 devices with support for all modern Poco C51 phones.

Key Features of Wondershare Dr.Fone

  • You do not need any technical skills to fix your Android system issues when using Dr.Fone.
  • It has the highest success rate in fixing complex software issues related to Android OS.
  • Wondershare Dr.Fone supports over 1000 Android models for system repair and can fix most issues within minutes.

Steps To Fix the process.com.android.phone Has Stopped via Wondershare Dr.Fone

All you need to fix your Poco C51’s system issues is a computer with Wondershare Dr.Fone installed and your device connected to it. Here is the simplified process of resolving most Android system issues in a matter of minutes:

  • Step 1: Link Your Android Device with Wondershare Dr.Fone

To start, connect your Poco C51 to your computer. Launch Wondershare Dr.Fone on your computer screen and click on “Toolbox,” located in the left sidebar. From the options available, select “System Repair” and follow it by clicking “Android” on the next screen.

tap on the system repair option

  • Step 2: Enter the Required Details of Your Poco C51

Click on “Start” to initiate the process, and following that, you will be prompted to provide specific details about your Poco C51. These details include the “Brand,” “Name,” “Model,” “Country,” and “Carrier.” Afterward, tick the box that says, “I agree with the warning, and I am ready to proceed,” and click “Next.”

press the start button

  • Step 3: Resolve The process.com.android.phone Has Stopped Issue

The subsequent step involves entering Download Mode on your device, following the on-screen instructions provided by the software. Once your device is in Download Mode, this Android repair toolkit will proceed to download and install the relevant firmware. Now, select “Fix Now” and confirm the repair of your Poco C51 by entering the code “000000.”

start the fix process

safe Downloadsafe & secure

3,595,007 people have downloaded it

Conclusion

To sum the article up, encountering the frustrating error message “Unfortunately, the process com.android.phone has stopped“ can be daunting. However, with the right knowledge and tools, resolving this issue becomes achievable. Throughout this guide, we have explored various troubleshooting methods. These included clearing the cache, rebooting the Poco C51 device, and even performing a factory reset.

While there are many options to fix this error, only one is an excellent choice: Wondershare Dr.Fone. With its powerful Android system repair feature, Wondershare Dr.Fone is a reliable solution to resolve this error.


Also read:

  • Title: 8 Quick Fixes Unfortunately, Snapchat has Stopped on Poco C51 | Dr.fone
  • Author: Ariadne
  • Created at : 2024-05-20 09:03:28
  • Updated at : 2024-05-21 09:03:28
  • Link: https://howto.techidaily.com/8-quick-fixes-unfortunately-snapchat-has-stopped-on-poco-c51-drfone-by-drfone-fix-android-problems-fix-android-problems/
  • License: This work is licensed under CC BY-NC-SA 4.0.