Play Store Stuck on Downloading Of Poco C55? 7 Ways to Resolve | Dr.fone

Play Store Stuck on Downloading Of Poco C55? 7 Ways to Resolve | Dr.fone

Abel Lv11

Play Store Stuck on Downloading Of Poco C55? 7 Ways to Resolve

Part 1: Symptoms when “Play Store Stuck on Downloading”

Just as any problem gives some indication of anything wrong is going to befall. Similarly, a user does feel some unexpected turns of events resulting in Play Store to stick at downloading. If one happens to see that the progress bar has suddenly frozen to a certain scope and taking ages to march any further, it is treated as the first signs for Play store not working properly. Another, such scenario is where your apps are not able to download easily. Rather, the Play store reflects a message downloads are yet in the pending queue. If one happens to witness such problems, these can be in fact be giving you the warning signal of the Play store problem

Part 2: Causes of why “Play Store Stuck on Downloading”

With technology, uncertainties are bound to happen. It becomes quite tricky to analyze the real problem and craft a solution. As, there can be several causes that might be disturbing the smooth functionality of Play store. Here are some collated issues that we’ve gathered that are indicative of the cause.

  1. The time is not rightly setup: Sometimes, the unexpected root cause of play store failing to work is due to the date and time not set up rightly. If the system time is not according to the standard timing, then the application can misbehave.
  2. Fluctuations in internet connection: If internet speed is running too low or has weaker connection, Play Store download stuck at 99 problem may arise out. Always, use a good speed of internet.
  3. Get rid of Cache: Extras of cache can pose to be problematic in the working of applications. Users must timely clean their devices so as to brush away any kind of cache memory.
  4. Outdated version of Play store app: Users generally do not feel the urge for updating the play store app. It is important to use only the updated version so as the functioning of Google Play app is not affected.

Part 3: 7 fixes for Play Store stuck on downloading

3.1 Check SD card and phone storage space

All the applications, data of one’s device is generally loads directly in phone’s storage or the SD card (if plugged). Hence, it is crucial to check whether your phone storage or SD is not fully occupied. As it can indirectly be the reason why the issue of “**Play Store download stuck at 99%**” might occur. Ensure to get rid of any application that you are no longer using. Or, consider deleting any picture, videos or documents that aren’t required by you.

3.2 Check Wi-Fi or cellular data connection

Sometimes, it’s not your phone that is going all faulty, the root cause might be the internet connection. If the internet is running low or does not seem to be stable, then the play store download problem may occur. Users must ensure that the Poco C55 device they are working should have a stable network connection so as to combat the problem. Then, they can try downloading the application and check if the problem is prevalent or not.

3.3 One click to fix corrupted Play Store components

The world of internet and its intricacies are beyond a novice’s realm. Chances of malfunctioning of Google Play Store may be due to the components relating to Play Store may have gone corrupted. To resolve such issue, the need of a good software that is courageous enough to tackle all kinds of issues is need. For that, the only perfect solution is Dr.Fone - System Repair (Android), an impeccable software useful in providing speedy recovery of your phone. With it you can ward away the issues like boot problem, black screen of death, phone stuck etc.

Dr.Fone - System Repair (Android)

Android repair tool to fix Play Store stuck on downloading

  • Can easily deal with all kinds of problems disrupting the activities of Android phone including app crashes, system crash, black screen of death, Play Store stuck on downloading。
  • 1-click technology helpful in repairing rare kinds of issues like phone stuck in boot loop, recovery mode, Poco C55 logo or Android devices getting bricked.
  • Supports compatibility with several kinds of Android phones, including the all Poco C55 models even the Poco C55 S9.
  • The easy to use interface is crafted with underlying features and functionalities in a right manner.
  • Provides 24 hours customer assistance to users for resolving queries or problems.

3,224,929 people have downloaded it

Step by Step Tutorial

Here is the complete guide which will help users in understanding how Dr.Fone - System Repair (Android) can vanish Play store download problem completely.

Step 1: Launch Dr.Fone - System Repair (Android) and connect device

First of all, load the program on PC. In the interim, draw connection of device with phone using a genuine cable. Over the interface, tap on “System Repair” mode.

fix play store stuck on downloading

Step 2: Select Android Repair mode

Over the following screen, select “Android Repair” placed at the left panel to resolve play store stuck issue and press “Start” button too!

play store stuck on downloading - go to android repair

Step 3: Fill in the information

It is important to add in all the necessary information for successful execution of program. Make sure to give details of “Brand”, “Name”, “Country”, “Model” and all other fields.

play store stuck on downloading - fill in info

Step 4: Ensure to Download Firmware

Now, follow the on the on-screen prompts to boot Android phone into the download mode. Once done, you’re ready to download the suitable firmware package by hitting the “Next”.

Fret not, the program will automatically detect the most suitable firmware for your device.

play store download pending - download firmware

Step 5: Repair Android phone

After the package downloads, program will repair all kinds of problems surfacing over your phone automatically. This way, the Play store stuck on downloading will get resolved fully.

get to repair android to fix play store download pending

3.4 Clear data and cache of Play Store and download again

Did you know the piling up of cache memory can certainly pull off a great deal for Play Store getting stuck? Cache data may generally stash the data so that you can access it even in future course. But, this do east up a good chunk of space and result in the misbehavior of Play Store app. You can opt to brush away Play store stuck on downloading by using the following steps.

  1. Get your Poco C55 and visit “Settings”.
  2. Then, surf for “Application manager” option and launch “Google Play store” option.
  3. From there, click on “Cached Data” and select the “Clear Cache” option.
  4. Optionally, make use of “Force Stop” feature to halt the functioning of the app.
  5. At last, reboot/restart your smartphone.

clear data to fix play store download pending

3.5 Update Play Store to the latest version

When was the last time you cared to update your Play store app? Generally, users overlook the need of updating the application. As, they think that it may not be of any greater importance. But, in reality working in an outdated version can directly impact Play Store and cause download problem. Follow the below steps to update Play Store to latest version.

  1. From phone, just launch Google Play Store app from app drawer.
  2. Press the 3 horizontal lines icon over the top and locate “Settings” from the left menu.
  3. In Settings, browse for “Play Store Version” located under “About” section.
  4. Tap on it, if it shows that Play Store app is not updated then proceed with the on-screen prompts to update it to the latest version.

update device to fix play store download pending

3.6 Try another Google account

If you’re unable to see a streak of hope and wondering why my Play Store is still showing download pending. Well, some unexpected issue might be there with your Google account. As, there are times where your existing Google account can be the hurdle. Therefore, trying your hand in some other Google account might assist to work things out.

3.7 Avoid downloading large apps

Last but certainly not the least, users must avoid downloading large applications. Especially those games that eats a whopping number of 300+MB of your space. You must always watch out on size of the application is and only then craft the decision to load it on your device. This may help out in keeping the Play store stuck on downloading problem at bay.

Fix Can’t Take Screenshot Due to Security Policy on Poco C55

Can’t take screenshots due to security policy” is a screenshot restriction on your Android smartphone. You’ve probably seen this error message before, especially when taking screenshots of banking or video streaming apps. But why do apps and websites block screenshots? It’s actually for your good.

Screenshots can be misused to steal money or pirate copyrighted content. By prohibiting screenshots, apps and websites can help to protect your data and privacy. If you want to learn more, keep reading. This article will explain why apps and websites prevent screenshot capture and why it’s important for security. We’ll also give you tips on how to take photos of apps and websites that don’t let you take screenshots.

Part 1. Can’t Take Screenshots Due to Security Policy on Android? Here’s Why

Why can’t you take a screenshot of something on your phone and get the error message that says, “Can’t take screenshot due to security policy”? Apps and websites turn off or remove the screenshot feature for a variety of reasons, including:

Device Restrictions

Lots of workplaces and schools have rules against taking screenshots on devices used for work or school. Organizations do this to protect sensitive information and prevent data breaches.

Protect Sensitive Information

Say you’re trying to take a screenshot on your Poco C55 device, and you get the notification “Can’t take screenshot due to security policy.” Poco C55 smartphones are not necessarily the problem.

Some apps and websites, such as banking apps, store private data like financial and credit card details. Blocking capturing screenshots is a way to prevent unauthorized access to confidential information.

cryptocurrency app screenshot error

Follow Regulations

Some industries and organizations have regulations that need them to protect sensitive data. Financial institutions must protect their customers’ financial information, for example. Disabling screenshots is one way to follow these regulations.

DRM-Protected Content

Android can’t take screenshots due to security policy, especially to prevent piracy. Piracy is the distribution of copyrighted material without permission. It can harm businesses that depend on copyright protection.

To prevent this, you can use DRM (digital rights management) to protect copyrighted content. DRM-protected content cannot be screenshotted or copied.

Prevent Fraud

Scammers and other criminals often use screenshots to commit fraud. For instance, people might send fake screenshots to trick others into sharing personal details or money. Disabling screenshots can help to prevent this type of fraud.

Protect Intellectual Property

Many businesses and organizations have valuable information they want to keep safe, such as trade secrets. Disabling screenshots can be helpful to prevent the theft of this intellectual property.

Protect User Privacy

Some apps and websites allow users to share private information. Some apps, like messaging apps, let users share private info. But there are limits.

You can’t take screenshots due to security policy Whatsapp features, View Once media option. This method stops people from taking pictures of private media chats, protecting users’ privacy.

whatsapp screenshot blocked

You Are Using a Secure Folder

Companies design secure folders to protect your most sensitive data from unauthorized access, so screenshots are not allowed within them.

Part 2. 8 Ways To Take Screenshots When You Can’t Due to Security Policy

If you’re trying to take a screenshot of an app or website with a security policy in place, there’s usually no way to circumvent it. However, there are a few things you can do to take pictures of these apps and website content.

Enable Screen Capture on Android

Sudden “can’t take screenshot due to security policy” notifications, failing to take a screenshot, and a Poco C55 user?

If you are using this Android device, you can enable the screen capture feature in the Settings app.

  • Step 1: Go to Settings > Apps, then tap the More options icon in the upper right corner.

android app settings interface

  • Step 2: Choose Special access > All files access.

android apps special access settings

  • Step 3: Enable Poco C55 capture.

enable samsung capture

Once you have enabled screen capture, you can check if you can take screenshots of any app or website.

Enable Screenshots in Incognito Mode

Apps and websites may prohibit screenshots in incognito mode to protect your privacy. However, you can enable the Incognito Screenshot experimental flag in Chrome to bypass this restriction.

  • Step 1: Open Chrome on your Poco C55 and type “chrome://flags” in the address bar.

chrome experimental flags

  • Step 2: Search for Incognito Screenshot and choose Enabled from the drop-down menu.

incognito screenshot enabled

  • Step 3: Tap Relaunch on the lower right corner of the screen.

Once Chrome has relaunched, you should be able to take screenshots in incognito mode by pressing the power and volume-down buttons at the same time.

Use Google Assistant

With Google Assistant, taking screenshots on your Poco C55 is now easier than ever. Just say, “Hey, Google, take a screenshot,” Google Assistant will capture the screen and save it to your gallery.

google assistant command

Use a Third-Party App To Take Screenshots

You can download several applications on Google Play Store if you still can’t take a screenshot due to security policy. Some popular third-party screenshot apps include:

  • Screenshot Easy
  • Screenshot Tile
  • Screen Master: Screenshot Markup

Third-party screenshot apps often use different methods to capture the screen. These might bypass the security measures that prevent you from taking screenshots with the built-in screenshot function.

Capture Your Phone Display With Another Device

If you own another smartphone, you can use it to take a photo of the screen of the Poco C55 device you’re trying to take a screenshot of. This is a simple workaround for any security policies that may be in place. To do this, open the camera app on your other smartphone and point it at the screen of the first device.

Check the Banking App Settings for Screenshot Permissions

Some banking apps may turn off screenshots by default, but some may allow them in the settings. To check this, open the banking app and select the settings menu. Look for a setting that allows taking in-app photos. If you find it, enable it to allow screenshots to be taken in the app.

Screen Mirroring

Smart View allows you to display your Poco C55 device’s screen on your smart TV, where you can then take a screenshot of the TV to capture the app or website you need.

  • Step 1: Swipe down the top of the screen to access the Quick Settings panel.
  • Step 2: Tap the Smart View icon.
  • Step 3: Select your TV from the list of available devices and tap Start Now.

cast samsung phone using smart view

Alternatively, if you don’t have a smart TV, you can still mirror your phone screen display to your desktop or tablet using the Poco C55 Flow app and take a screenshot of your phone’s screen instead.

Use Disable Flag Secure Magisk Module

Still experiencing the error message, “Can’t take screenshot due to security policy?” Bypass Android phone error like this using a module.

The module patches the Android framework to remove the FLAG_SECURE flag from apps. It is a relatively simple process but requires root access and Magisk. This module will turn off the security flag to take screenshots in Incognito mode and other apps.

magiskzip disable flag secure module

Authors Verdict

There are a few ways to bypass screenshot restrictions on Android apps and websites, but some methods are more complicated than others. All methods should work, but if you think your device has been compromised, it is important to check if it is a system issue.

You can use a third-party tool like Wondershare Dr.Fone without rooting your device. It is easy to use and supports many Android smartphones. You can try Dr.Fone for free to test if it supports your device and can fix the underlying system issues.

Part 3. Dr.Fone: A Comprehensive Solution for Fixing Android System Issues

Dr.Fone’s System Repair tool for Android cannot bypass the security apps of banking apps and video streaming apps like Netflix. This is because these apps use sophisticated security measures to protect their users’ data.

However, Dr.Fone System Repair tool for Android can fix a wide range of other Android system issues that might happen from installing third-party apps on your smartphone, such as:

Follow this step-by-step guide and learn how to use Dr.Fone to scan your Android smartphone for system issues and repair them.

  • Step 1: Once you have downloaded Dr.Fone, install it and launch it on your desktop. Then, connect your Poco C55 to your desktop using a USB cable.

safe Downloadsafe & secure

3,567,199 people have downloaded it

  • Step 2: From the Toolbox homepage, select System Repair > Android.

dr.fone toolbox selection interface

  • Step 3: Click Start on the new window.

dr.fone system repair solutions

  • Step 4: Select an option from the Name, Model, Country, and Carrier in the drop-down lists. Next, select the checkbox to agree with the warning, then click Next in the bottom right corner.

select correct device information

  • Step 5: Follow the in-app instructions to put your Poco C55 on Download mode, then click Next.

put android on download mode

  • Step 6: Wait while the firmware automatically downloads.

downloading firmware interface

  • Step 7: Review the details on the screen and click Fix Now to install the firmware on your smartphone.

firmware downloaded interface

  • Step 8: Read the dialogue box note, enter the code in the input box, and click Confirm.

enter code in the dialogue box

  • Step 9: Keep your smartphone connected and avoid using it while Dr.Fone is repairing it.

repairing android device in progress

  • Step 10: If your device has started properly, click Done to close this app. Otherwise, click Try again.

android system issue repaired

Conclusion

You can fix the “Can’t take screenshot due to security policy” error on Android in different ways. But it depends on the cause of the error. If an app is causing the error, you can try two things. First, remove the app’s screenshot restriction. Second, download a different screenshot app or a different device to take screenshots.

Although there are ways to bypass the “Can’t take screenshot due to security policy” error message, it’s crucial to know why screenshots are not allowed. Many apps and websites do not permit it to protect sensitive information, prevent piracy, and follow regulations. They also do it to prevent fraud, protect user privacy, and safeguard intellectual property.

If you think the issue is with your Android system, or your device becomes bricked after trying other methods, experiencing app crashes, or otherwise malfunctioning, try using the Dr.Fone System Repair tool. It is worth trying and can fix most Android system issues in a few minutes.

How To Fix Part of the Touch Screen Not Working on Poco C55

You probably touch the screen of your phone hundreds of times per day. It’s no surprise that smartphone touchscreens are one of the most common components to fail, given their delicate glass construction. However, a part of the touch screen not working on your Poco C55 does not necessarily mean it is a hardware issue. There could be other reasons why your Android’s touch screen stopped responding.

If your phone’s touchscreen frequently fails to respond, there are several things you can try before calling a professional. This article will reveal those proven fixes you can easily perform independently.

Part 1. Why Is Part of My Screen Not Working

There are two possible causes as to why your phone’s touch screen is not working. One is the touch screen may have been damaged, and the other is the Poco C55 device may be experiencing technical difficulties.

If you drop your phone and it becomes stuck against something, the touch screen’s connectivity may fail. Only a part of the touch screen may sometimes become damaged and unresponsive. That may also occur when there is a technical failure, such as the phone hanging. A part of the touch screen not working can occur when malware is downloaded or when phone settings are changed.

Now, the problem can affect any Android phone, and users may encounter the following error messages on their respective phone models:

  • Poco C55 P40 lite half touch screen not working
  • Nexus touch screen not working
  • LG screen is unresponsive to touch
  • Poco C55 left side of the screen is not working
  • Redmi’s whole screen is unresponsive to touch

Part 2. Different Types of Touch Screen Issues and What You Should Check Before Fixing

You may experience a variety of touch screens not working on Android issues:

  • A certain part of the touch screen is not working.
  • Your touches do not register on the touch screen.
  • The touch screen incorrectly responds to your touch.
  • Half touch screen is not working.
  • The touch screen becomes frozen or hangs.
  • The screen flashes, flickers, or remains blank.
  • Theleft side of the phone screen is not working.

Before proceeding to how to fix an unresponsive touch screen on an Android device, you should complete the following steps:

  • Examine the screen of your device. Check to see if it is cracked or chipped.
  • If the screen is damaged, it must be replaced.
  • Remove the Poco C55 device cover and screen protector if they are not damaged.
  • If there is a sticker on the Poco C55 device screen, you must remove it.
  • Before continuing, make sure your screen is spotless.

Part 3. How To Fix Part of the Touch Screen Not Working (No Physical Damage)

If you have already tried running the Poco C55 device in diagnostic mode and verified that it is not physically damaged, then the problem is most likely technical. If your Poco C55’s screen is not responding to touches for technical reasons, follow the methods below to resolve the issue.

Restart Your Device

When your touch screen stops working, the first thing you should do is restart your device. The operation is known as soft resetting. You cannot turn your device off from the option on the screen because the touch screen is not responding. Here are the steps to take.

Step 1: Hold the “Power” button until the Poco C55 device turns off.

Tip: If you hold down the power button for a few seconds, you will see the “Power Off” and “Restart” options on the screen. You can’t use it because the entire screen isn’t responding. Hence, you should press and hold the “Power” button for as long as necessary.

restart android with power button

Step 2: When the Poco C55 device turns off, wait a few seconds.

Step 3: Press and hold the “Power” button to restart the Poco C55 device.

Check to see if the Android auto touch screen is not working problem has been resolved. Otherwise, proceed with the following methods.

Turn On Safe Mode

You should switch to Safe mode whenever an application or piece of software causes a problem on your device. Only the most fundamental system components are loaded and used when operating in Safe mode.

If your touch screen is functional in safe mode, the issue is most likely internal. You can quickly fix the Android touchscreen issue by following the prompts given below to activate the safe mode:

Step 1: To force a restart, press and hold the Poco C55 device’s “Power” button for an extended period.

Step 2: Maintain pressure on the “Power” button. Take your finger off it once you see the manufacturer’s logo.

Step 3: When you let go of the “Power” button, press and hold the “Volume Down” button. After that, a “Safe Mode” label will appear in your screen’s lower-left corner.

turn-on-safe-mode-android

Turn Off Developer Options

Every smartphone is bound to have limitations. However, smartphone makers include a “Developer Options” menu for advanced users. Here, restrictions are removed, and user preferences can be customized.

If you enable Developer Options on some Android devices, they may stop working properly. If you have recently activated Developer Options and your touchscreen is no longer responding as expected, you should disable it. To do so, follow the instructions below:

Step 1: Launch the Settings app on your device.

Step 2: Select the System menu item, which usually locates at the bottom of the screen.

Step 3: Tap the Advanced options menu, then select Developer Options.

Step 4: You will then find the switch to turn it on or off. Disable itby toggling the button off.

turn off developer options in android

Step 5: Restart your device to check if the part of the touch screen not working issue has been resolved.

Reset Device to Factory Settings

Resetting your device to its factory settings will return it to its state when you first unboxed it. All your phone’s data and installed apps will be erased, including any malware on your device that may be causing the issue to occur. Here’s how to restore your device to factory settings:

Step 1: Since your touch screen is not working, you can factory reset it using Google’s Find My Device web service.

Step 2: Go to Find My Device from any device and sign in to the Google account associated with the damaged screen device.

Step 3: After successfully logging in, you will see your device’s name. Select the Erase Device option.

google find my device feature

Step 4: Confirm by pressing the Erase Device button.

Tip: Since all your data will be removed, it’s recommended to back up your data first before resetting your device to factory settings.

erase device to factory reset android

Part 4. Fix Using a Third-Party App – Wondershare Dr.Fone

If you’ve exhausted all other options and still can’t fix your Android’s part of the touch screen not working issue, it’s time to resort to Dr.Fone – System Repair! It allows you to repair Android system issues with a single click.

Many users have reported exceptions on their Android devices, such as touch screen failure, black screen of death, system UI failure, app crashing, etc. And in this case, people should seek an Android repair tool.

Dr.Fone – System Repair has made it easier than ever for Android users experiencing technical issues with their device, including an unresponsive touch screen, among other system issues. The best part is that no data will be lost while repairing Android system issues.

Follow the steps given below on how to use Wondershare Dr.Fone System Repair for Android:

Step 1: Select the System Repair option from the main window after starting Dr. Fone.

drfone system repair home page

Step 2: Connect your Poco C55 or tablet to the computer using the appropriate cable. Choose Android Repair from the three options shown on the left side of the screen.

drfone android repair

Step 3: The device information screen will appear in the next window. There, input your device’s unified brand, name, model, country/region, and carrier information. Then click Next after you confirm the warning.

drfone android repair device information

The Android repair procedure may wipe out all data on your device. To confirm and proceed, enter “000000”.

Note: It is strongly advised that you back up your Android data before attempting Android repair.

drfone android repair confirm action

Step 4: Before repairing your Poco C55, you must boot it into Download mode. To boot your Poco C55 or tablet into DFU mode, follow the steps below:

For a device that has a Home button:

  1. Turn off your phone or tablet.
  2. Hold the Volume Down, Home, and Power buttons for 5 to 10 seconds.
  3. To enter Download mode, release all the buttons and press the Volume Up button.

download mode repair android with home button

For a device that lacks a Home button:

  1. Turn off the Poco C55 device.
  2. Hold the Volume Down, Bixby, and Power buttons for 5 to 10 seconds.
  3. To enter Download mode, release all the buttons and press the Volume Up button.

download mode repair android without home button

Step 5: Then press the Next button. The program will then download the firmware. After downloading and verifying the firmware, the program will automatically repair your Poco C55. And in a while, your Poco C55’s system issues will be resolved.

drfone android repair completed

Supported OS

Check Dr.Fone’s supported operating systems below before using the application to fix your mobile technical issues.

Platform Supported OS
Windows Windows 11/10/8.1/8/7/Vista/XP
Mac Mac 14/13/12/11/10.15/10.14/X/10.13/10.12/10.11/10.10/10.9/10.8

Key Features

Dr.Fone – System Repair is a data management and recovery tool that contains several toolkits in one program, each designed to repair a specific phone problem. Check out its key features below:

  • One-click Android Repair Tool
  • Troubleshoots and repairs a wide range of Android system problems, including black screen of death, Play Store not working, apps crashing, phone stuck in a boot loop, and bricked Android issues
  • A high success rate for fixing Android system issues
  • Fixes Android system back to normal

Pros

Here are the advantages of using Dr.Fone – System Repair:

  • Highly intuitive UI/UX/. No need for any skill to operate it
  • Provides a comprehensive set of toolkits, including advanced data recovery and system repair
  • Data management is simple and seamless for both Android and iOS devices
  • Data backup with Dr. Fone is simple and quick.

Cons

Check below to know Dr.Fone – System Repair’s limitations:

  • Depending on the toolkit required, the program can be costly.

safe Downloadsafe & secure

Conclusion

Fixing an Android part of the touch screen not working issue can be quickly done with just a few fixes you can do on your own. However, there may be times when the solutions provided above may not work, and the worst part is factory resetting your phone erases all your data.

That’s why Dr.Fone – System Repair might be your best solution. It has all the tools you need to keep your Poco C55 100%. Not only that, but with Dr.Fone, you can repair your Android system issues without dealing with any data loss.


Also read:

  • Title: Play Store Stuck on Downloading Of Poco C55? 7 Ways to Resolve | Dr.fone
  • Author: Abel
  • Created at : 2024-05-19 03:59:06
  • Updated at : 2024-05-20 03:59:06
  • Link: https://fix-guide.techidaily.com/play-store-stuck-on-downloading-of-poco-c55-7-ways-to-resolve-drfone-by-drfone-fix-android-problems-fix-android-problems/
  • License: This work is licensed under CC BY-NC-SA 4.0.