6 Proven Ways to Unlock Tecno Spark 10 Pro Phone When You Forget the Password

6 Proven Ways to Unlock Tecno Spark 10 Pro Phone When You Forget the Password

Marry Lv13
https://techidaily.com ## 6 Proven Ways to Unlock Tecno Spark 10 Pro Phone When You Forget the Password

Smartphones are mushrooming in today’s world, and it is like everybody is using these kinds of phones. Android phones are the most popular phone used by millions of users across the globe. As an Android user, I am sure you are keen to protect the data on your phone or prevent an unauthorized person from using it. One method to protect your phone data is to lock your phone screen. This is a good feeling since you will be the only one accessing your phone since you may not share the password with your child or even your spouse.

Unfortunately, this usually ends up forgetting the Android lock password. You may enter all the passwords you know, and your phones get locked. What will you do? In this article, we will learn how to unlock Android forgotten passwords in six ways.

You can watch the video above about how to unlock your Android Phone!

Way 1. Try Face or Fingerprint to Unlock Tecno Spark 10 Pro Phone

How to unlock your phone when you forget the password? If you’ve forgotten your Android phone’s password, the best way to unlock it is to use your device’s built-in biometric authentication features, such as face unlock or fingerprint unlock.

Face unlock uses your device’s front-facing camera to recognize your face and unlock your phone. And fingerprint unlock uses your device’s fingerprint scanner to recognize your fingerprint and unlock your phone. Both of these methods are very secure. And they can quickly and easily unlock your phone without having to remember your password.

face and fingerprint unlock

However, you must use the face or fingerprint unlock correctly on your Android phone. The tips below can prove helpful:

  • Step 1: Make sure your face or fingerprint is registered correctly on the Tecno Spark 10 Pro device.
  • Step 2: Make sure the lighting is adequate and your face is clearly visible.
  • Step 3: Make sure the distance between your face and the camera is not too far.
  • Step 4: Make sure your finger is clean and dry before putting it on the fingerprint sensor.
  • Step 5: Try to use the same angle and position of your face or fingerprint every time.
  • Step 6: Try to use the same lighting conditions each time you use the face or fingerprint unlock.
  • Step 7: Make sure your device is up to date with the latest security patches.
  • Step 8: Make sure that your device is not rooted or running any custom ROMs.

If you are still unable to unlock your device, you may need to follow the solutions below.

https://techidaily.com ## Way 2. Unlocking Forgotten Password on Android Phones Using Dr.Fone Screen Unlock

Dr.Fone is an all-in-one tool that allows you to completely recover lost files from your Android device and unlock Android forgotten passwords. This cross-platform software can unlock a phone on which you forgot the Android password. This inbuilt feature allows you to remove the Android forgotten password while safeguarding your Android device’s data files. Above all, as the best phone unlocking software , it is cost-effective and easy to use.

  • It can remove 4 screen lock types - pattern lock , PIN, password & fingerprints.
  • No tech knowledge asked everybody can handle it.
  • Work for Samsung Galaxy S/Note/Tab series, LG G2/G3/G4 , Huawei, Xiaomi, Lenovo, etc.

arrow

https://techidaily.com ### [Dr.Fone - Screen Unlock (Android)](https://tools.techidaily.com/wondershare-dr-fone-unlock-android-screen/)

The Best Tool to Unlock Android Phone Forgot Password Without Any Hassle!

  • Completely unlinked from the previous Google account, it won’t be traced or blocked by it anymore.
  • Remove all Android screen locks (PIN/pattern/fingerprints/face ID) in minutes.
  • Bypass Android FRP lock without a PIN or Google account.
  • Provide specific removal solutions to promise good success rate.

4,008,669 people have downloaded it

Attention: When you use it to unlock Huawei , Lenovo, and Xiaomi, the only sacrifice is that you will lose all the data after unlocking.

Well, in a few minutes, you will unlock your Android phone’s forgotten password with ease. First, download Dr.Fone and install it on your computer. Thereafter launch it and follow these steps.

Step 1. Select the Unlock Android Screen Option

Once you have opened the program, select the “Screen Unlock” option directly. Next, connect your Android-locked phone and click on the “Unlock Android screen” button on the program window.

remove screen lock without data loss

Step 2. Select Your Device Brand

After this step, you will be guided to another screen where you need to choose the brand of your device.

remove screen lock without data loss

Step 3. Enter Download Mode

You will need to put your device into Download Mode for unlocking. Depending on your device’s brand and model, the instructions for doing so may vary.

remove screen lock without data loss

https://techidaily.com **Step 4. Observe the Unlock Process**

The screen displays the progress of unlocking, downloading drivers and configuration files. Once the entire process is complete, you will be able to access yours forgot password Android device without having to enter any passwords.

remove android unlock

https://techidaily.com ## Way 3. Use Google Find My Device to Remotely Unlock Your Android Phone

You can use Google Find My Device to unlock your Android phone remotely with another Android phone. All you need is the Google account and its password bound to unlock Android phone forgotten password.

Note: You must have enabled Find My Device on your device before proceeding.

  • Step 1: Open the Find My Device app or visit android/find .
  • Step 2: Sign into your Google account.
  • Step 3: You can select the Tecno Spark 10 Pro device you want to unlock and tap on the “Unlock” button.
  • Step 4: Your device will then be unlocked.

google find my device

Please remember that this feature is only available for Android 5 and above in case Android forgot password.

Way 4. Reset Your Android and Remove the Password Using “Forgot Pattern” (Android 4.0)

There are several ways that you can reset Android after you forgot your password. You can reset using a google account or perform a factory reset.

This feature is available on Android 4.0 and older versions. So if you are using Android 5.0 and above, you can opt for the Screen Unlock tool or other ways as mentioned in this article.

  • Step 1. Enter the wrong pin on your android phone five times.

click forgot password

https://techidaily.com - **Step 2.** Next, tap on "Forgot Password." If it is a pattern, you will see "Forgot Pattern." - **Step 3.** It will then prompt you to add your Google account username and password.

add password

  • Step 4. Bravo! You can now reset your password.

Way 5. Factory Reset Your Android and Remove Password

If you are not successful with the above method, you can opt to perform a factory reset. This method should be the last option since you will lose data that has not been synced to your Google Account. It is wise to remove your SD card before performing the Android reset.

You can unlock your Android phone, i.e., Samsung, Oppo, or Vivo, by factory resetting it with these steps:

wipe data

- **Step 1.** Turn off your Android phone. - **Step 2.** Hold the Volume (-) and Power/Side buttons simultaneously. - **Step 3.** When the phone vibrates, release the Power button and hold the Volume Down button. - **Step 4.** Use the Volume (-) button for the "wipe data/factory reset" option. Then press the Power/Side button to confirm. - **Step 5.** Tap the "Yes – delete all user data" option and the Power button to confirm. - **Step 6.** After the reset, select "reboot system now" and tap the Power/Side button to restart your device. - **Step 7.** Your phone will now be unlocked, and the password will be removed. https://techidaily.com ## Way 6. Unlock Samsung Phone with Samsung's Find My Mobile

The best way to unlock Android forgot password on Samsung is to use Samsung’s Find My Mobile service. This service allows you to remotely unlock your device, reset the lock screen password, and even disable the lock screen altogether.

samsung find my mobile

  • Step 1: To use this service, you must first log into your Samsung account on a computer or mobile device;
  • Step 2: Once logged in, you can locate your device, select the “Unlock” option;
  • Step 3: Enter your new password. Once unlocked, you can access your device with your new password.
## FAQs About Android Unlock

1. Is there any universal code to unlock the Android phone?

No, there is no universal code for unlocking Android phones. They are different from stable SIM pins. Due to mobile device security, only users themselves can set up a unique password on their Android phone. So, it’s impossible to unlock an Android phone with a so-called universal code.

2. How to reset your Android phone password after the unlock?

  • Step 1: Open your Samsung phone and go to the Settings menu.
  • Step 2: Select the Lock Screen and Security options.
  • Step 3: Select Screen Lock Type.
  • Step 4: Select the Password option.
  • Step 5: Enter your current password, then tap Continue.
  • Step 6: Enter your new password twice, then tap OK.
  • Step 7: Your new password will now be in effect.

3. Don’t you have face or fingerprint unlock? Let’s set them up.

  • Step 1: Go to the Settings app on your Samsung phone.
  • Step 2: Tap on the “Lock Screen” option.
  • Step 3: Select “Screen Lock Type.”
  • Step 4: Choose the “Fingerprints” or “Face unlock” option.
  • Step 5: Follow the instructions on your screen to set up the desired unlock feature.
  • Step 6: When you’re finished, you’ll be able to unlock your phone using either your fingerprint or your face.

4. How to unlock an Android phone without data loss?

There are several ways how to unlock Android phones without data loss . One of the most recommended ways is that you can set up the method to unlock with a fingerprint or face. Because it has an official guarantee, and you don’t need professional skills. Moreover, if your phone has Android version 4.0 or even older, unlocking your phone via “Forgot Pattern’ will also help you finish the goal.

The methods discussed above in Way 1 or Way 2 can guide you better into unlocking your device using this tool.

https://techidaily.com ## Conclusion

To conclude, when you have an Android Password forgot the phone at hand, this guide can offer you several useful perspectives. However, it is advisable to perform Android password recovery using Dr.Fone - Screen Unlock (Android) . This software is fast, safe, and ensures that you have a better phone experience.

Delete Gmail Account With/Without Password On Tecno Spark 10 Pro

Email accounts have proven their worth in digital devices beyond sending emails. Lately, Android devices have only operated with a Gmail account. This is because most of the data, such as contact information, messages, and other details, are saved across the storage space offered with the email. Against all recognizable uses of Gmail accounts, users look for ways how to delete Gmail accounts.

To this day, it is known that Gmail accounts can be removed with or without a password. However, one should know that if they consider deleting their Gmail account, they won’t be able to send or receive emails. With that, let’s proceed to reveal all essential methods that can be used to delete a Gmail account permanently. This article will also focus on a perfect tool that assists in making the process easier.

deleting gmail account permanently

https://techidaily.com ## Part 1. Synopsis: Things To Know Before Deleting Gmail Account

Although the process of deleting a Gmail account sounds basic, there are many pointers connected to it. For that, this part is putting up a discussion on the important things that a user should know before they delete their Gmail account permanently:

  • No Going Back: If you delete a Gmail account, the process is irreversible. All details and information will be lost, and the email won’t be trackable ever again.
  • Cannot Reset Passwords if Connected: If the Gmail account is connected to any other service, make sure that you remember their passwords. Since the account will be deleted, you cannot reset their passwords.
  • Access to Other Services: Although you are deleting your Gmail account, you can still access Google Photos, Google Drive, and other services.
  • Lookout For Emails: Ensure that the emails in your account are saved. You can easily download them anywhere before deleting the Gmail account.
## Part 2. Delete Your Gmail Account Using Your Password: Desktop Solution

For the first method, we will discuss how to delete a Google account with your password. You will use your computer for this process and access the Google Account services. The service helps you save all your essential Gmail data before you remove it. To understand how it makes it possible, look through the steps provided below:

  • Step 1. Access the website https://myaccount.google.com/ on your desktop browser and log in with your credentials. Proceed to the “Data & privacy” section from the left panel.

login and access data and privacy

  • Step 2. On the following window, scroll down and look for the “Delete a Google service” option. Accessing this would allow you to delete your Gmail account permanently.

proceed to delete a google service

https://techidaily.com - **Step 3.** You will be led to a new screen where you need to provide your password credentials again. On successfully providing your password, look for the “Gmail” option on the next screen. Click the “Trash” icon to continue deleting the Gmail account.

select gmail to delete

https://techidaily.com - **Step 4.** A new pop-up window opens, demanding another email address that can help connect to other Google services. Provide the email address and continue to click "[Send verification email](https://drfone.wondershare.com/factory-reset-protection/bypass-gmail-phone-verification.html) ." The Gmail account won't be deleted until the user verifies the email sent to the new address.

provide alternative email address

  • Step 5. For those who want to save their email data, look for the “Download your data” option in the same window. This leads you to the Google Takeout window, where you need to select the data to include. After selecting the data, define the file type, frequency, and destination for exporting all important data.

download data from takeout

https://techidaily.com ## Part 3. Delete Your Gmail Account From Your Smartphone: Android & iOS

If you use a smartphone device and want to delete your Gmail account from that particular device, you are at the right place. The following methods will help you understand how to delete Gmail from your Android and iOS devices:

Android Devices

  • Step 1. Look for “Settings” on your Android and continue to the “Accounts & sync” option in the list. As you proceed into the next window, look for the Google account and select it.

access accounts in android

  • Step 2. Select the “More” option at the bottom on the following screen. Choose the “Remove account” option in the pop-up menu and provide your credentials to execute the deletion of your Gmail account.

remove gmail account android

https://techidaily.com ### iOS Devices
  • Step 1. Open your iPhone’s “Settings” app and scroll down to the “Mail” option. You will find the “Accounts” option on the following screen, which you need to tap to proceed.

open signed in accounts apple

  • Step 2. Discover the option of “Gmail” in the list of signed-in accounts and continue to the next screen. Select “Delete Account” to remove the account from your iOS device.

delete gmail account ios

https://techidaily.com ## Part 4. Don’t Know Password of Device? Reset To Delete Gmail Account

What if you’ve forgotten the password to your smartphone device, and you have to delete your Gmail account permanently? In such cases, you are left with the option of accessing the Tecno Spark 10 Pro device’s Recovery Mode and factory resetting the Tecno Spark 10 Pro device, where possible. To know how it is done flawlessly, look through the steps provided next:

Android Devices

  • Step 1. Those owning an Android device need to put it in Recovery Mode first. For that, use the combination of the “Power” and “Volume” keys to put the Tecno Spark 10 Pro device in Recovery Mode.

put android in recovery mode

  • Step 2. Once you boot into the Recovery Mode, use the Power and Volume buttons to scroll through the menu. Scroll down with the Volume buttons and select the “Wipe data/factory reset” option with the Power button.

select factory reset option

  • Step 3. Select “Factory data reset” on the next screen and confirm that factory reset your Android device successfully. The device automatically gets out of Recovery Mode and starts normally after resetting.

confirm factory reset android

https://techidaily.com https://techidaily.com ### iOS Devices
  • Step 1. You need to turn on Finder if you own a macOS Catalina or later device. Conversely, use iTunes if you have a macOS Mojave or earlier version or if you are using Windows. Connect your iPhone to the computer using the lightning cable and put it in Recovery Mode.

  • For iPhone X or Later Models: Press and release the “Volume Up” button, followed by the “Volume Down” button. Hold the “Side” button until the Recovery Mode screen appears.

recovery mode iphone x or later

https://techidaily.com - **For iPhone 7 Models:** Hold the “Side” and “Volume Down” button until the Recovery Mode screen appears.

recovery mode iphone 7 models

https://techidaily.com - **For iPhone 6 and Earlier Models:** Hold the "Side" and "Home" buttons simultaneously until the Recovery Mode screen appears.

recovery mode iphone 6 or earlier

  • Step 2. The device automatically gets detected on Finder/iTunes, and a pop-up appears on the screen. Click “Restore” to reset your iOS device to factory settings.

restore ios device

Part 5. Remove Gmail Account From Device Without Password: Using Wondershare Dr.Fone

While you seek some appropriate way to close a Gmail account from a device whose password you’ve forgotten, you might get into Wondershare Dr.Fone. This all-in-one service offers a unique Screen Unlock feature that helps you restore your device. If you have forgotten the lock screen password of your Android device, Dr.Fone – Screen Unlock (Android) makes it exceptionally easy to recover.

Key Features of Wondershare Dr.Fone

arrow

https://techidaily.com ### [Dr.Fone - Screen Unlock (Android)](https://tools.techidaily.com/wondershare-dr-fone-unlock-android-screen/)

The Best UnlockJunky Alternative to Bypass FRP and Solve Your Screen Locks

  • Remove all Android screen locks (PIN/pattern/fingerprints/face ID) in minutes.
  • Bypass the FRP lock of Samsung without a PIN or Google account.
  • Everyone can handle the lock screen without any tech knowledge.
  • Provide specific removal solutions to promise good success rate.

4,008,671 people have downloaded it

Whether it is your latest Samsung or other Android smartphone, the process is easy to work with. You might look for more details about this unique tool, for which some important features are highlighted as follows:

  1. It removes all major types of screen locks from your Android devices.
  2. Provides support to the latest Android devices, along with all mainstream brands.
  3. You can recover your device with and without data loss, according to your discretion.
https://techidaily.com ### Steps To Remove Google Account While Removing Screen Lock

The following steps highlight the way to remove screen lock from your Android device, which would also cover removing the Google Account automatically:

  • Step 1.Launch Screen Unlock Feature

To start with the process, launch Dr.Fone on your computer and navigate to the “Toolbox” section. Proceed to the “Screen Unlock” feature, which opens a new window. After selecting “Android” as your device type, select “Unlock Android Screen” from the available options.

select to unlock android screen

https://techidaily.com
  • Step 2.Select Device Brand and Unlock Mechanism

As you direct into the next window, select the brand of your Android device. Continue to select “100% Remove Screen Lock” from the following window.

perform advanced screen lock

  • Step 3. Follow the Instructions and Successfully Remove the Screen Lock

According to your selected device brand, Dr.Fone provides guidelines for entering the specific mode. Follow the on-screen instructions to start unlocking the screen of your device. If the process is successful, click “Done” to conclude using Dr.Fone – Screen Unlock.

successfully unlock device

## Conclusion

This article has specifically provided you with some important details on how to delete a Gmail account with ease. The article explains everything from the methods of deleting it from the computer to removing it from the Tecno Spark 10 Pro device. Furthermore, it also serves as a guidance for those who have forgotten their device passwords. For that, they’ve provided an insight into Wondershare Dr.Fone – Screen Unlock and its unique functions.

Mastering Android Device Manager: The Ultimate Guide to Unlocking Your Tecno Spark 10 Pro Device

So, what is Android Device Manager?  Android has this amazing native tool to help you locate and remote wipe your lost or stolen phone. We lock our phones via passwords or patterns or fingerprints to maintain the security but what if someone dares to meddle with your phone or unfortunately, it gets stolen? Don’t worry, all you need to do is let Android Device Manager unlock your Android phone. For this, it just needs to be enabled on your phone (before you unluckily locked yourself out of it). Android Device Manager unlocks your phone in a small amount of time, saving you from all the troubles.

In addition to this, the Android Device Manager also unlocks your password/pin-encrypted phone if you have forgotten the passcode by chance. The procedure is quite simple; all you need is a Google account to set this up onyour phone and then you can make use of any other online device to track down your lost or stolen phone or to even wipe all data in it. Phew!

how to use android device manager

https://techidaily.com _Using the Android Device Manager to track a lost phone_

Part 1: What is Android Device Manager lock?

Android Device Manager is Google’s take on Apple’s Find My iPhone. Enabling the ADM is quite easy; just go to google.com/android/devicemanager  on your computer and search through your list of devices that are already connected to your Google account. Once you are there, you can easily send a notification to the phone you want to enable remote password application and wiping upon.

ADM comes with a set of features that helps you to unlock your Android phone as well. It not only helps you to find your device, but also Ring it, lock it, and wipe and erase all the data as well, if your phone is lost or stolen. Once you’re logged into the ADM website from your computer, you can avail all these options once your phone is located. It is a wise option to get your device locked by Android Device Manager in case it is lost or stolen, so that your phone is secured.

Android Device Manager can unlock your phone under a specific set of circumstances only.

  • • First of all, Android Device Manager needs to be enabled on your phone before it is lost, stolen, etc.
  • • Secondly, your phone can only be tracked by ADM if the GPS option is switched on.
  • • Thirdly, the Tecno Spark 10 Pro device you are using for ADM, must be connected to Wi-Fi or internet, to login to your Google account.
  • • Lastly, Android Device Manager is not compatible for all Android versions. For now, it is only compatible with devices running Android 4.4 and above, so your phone must be in this category for ADM to work.

Part 2: How to unlock Android phone with Android Device Manager?

Just act according to the following steps, and the Android Device Manager will unlock your phone.

1. On your computer or any other mobile phone, visit: google.com/android/devicemanager

2. Then, sign in with the help of your Google login details that you had used in your locked phone as well.

3. In the ADM interface, choose the Tecno Spark 10 Pro device you want to unlock. Now, select “Lock”.

4. Enter a temporary password. Now go ahead and click on “Lock” again.

5. If the previous step was successful, you should be seeing a confirmation below the box with the buttons – Ring, Lock and Erase.

6. Now, you should see a password field on your phone screen. Enter a temporary password to unlock your phone.

7. Visit your phone’s lock screen settings and disable the temporary password.

unlock with android device manager

https://techidaily.com The Android Device Manager has successfully unlocked your phone!

A downside to this process, is an error message faced by some users while using ADM. Many users have reported the issue, that when they have tried using ADM to unlock their locked device, an error message has occurred, saying, “since Google has verified that a screen lock is already set”. Basically, this error message conveys that you will not be able to unlock your phone using Android Device Manager, and this is a flaw on Google’s part, not your phone’s.

Part 3: What to do if phone is locked by Android Device Manager

There are 2 situations where you would want to know how to unlock the Android Device Manager lock – one, when you have unfortunately forgotten the screen lock passcode and the other is when your phone is locked by Android Device Manager.

ADM is built to completely lock your device so that unknown people cannot access it. So, if your phone is locked by Android Device Manager, you might be in a problem.While ADM is a wonderful tool to lock your phone or erase and wipe data if its stolen or lost, most of the users have reported the issue that they cannot unlock their phones that are locked by Android Device Manager. A possible solution to this is adding a temporary password via Google login and bypassing the ADM lock. Or, you can try resetting the password again by entering a new password via ADM. If that does not work, you can make use of several third-party applications which can be found in the internet, that will help to completely erase the Android Device Manager lock.

So, now you know how to unlock the Android Device Manager lock. Do keep in mind, your device must be connected to internet or Wi-Fi, to login to your Google account.

Part 4: Unlock Android devices with Dr.Fone - Screen Unlock (Android)

As mentioned before, many were unable to unlock their phones with ADM. This is why we use the Dr.Fone - Screen Unlock (Android) . It is hassle-free and easy-to-use; the Dr.Fone toolkit needs to be downloaded on your computer and with a few easy steps, it erases any kind of lock-screen passcode and avoids any kind of data loss as well!

https://techidaily.com ### [Dr.Fone - Android Lock Screen Removal](https://tools.techidaily.com/wondershare-dr-fone-unlock-android-screen/)

Remove 4 Types of Android Screen Lock without Data Loss

  • It can remove 4 screen lock types - pattern, PIN, password & fingerprints.
  • Only remove the lock screen, no data loss at all.
  • No tech knowledge asked, everybody can handle it.
  • Work for Samsung Galaxy S/Note/Tab series, and LG G2, G3, G4, etc.

3,224,627 people have downloaded it

This tool works on removing all four types of lock-screen passcodes – PINs, Patterns, Fingerprints, and Passwords. Anyone can use this tool following these easy steps:

You can also use this tool to bypass the locked screen beyond Samsung and LG.Things you should pay attention is that it will remove all the data after finishing unloking on other brand android phone.

1. Fire up the Dr.Fone toolkit for Android on your computer and select the Screen Unlock among all the other tools.

Dr.Fone home

2. Now, connect your Android device to the computer and select phone model in the list on the program.

select model in the list

3\. Boot your phone into Download mode:
  • • Power off your Android phone.
  • • Press and hold the volume down+the home button + the power button at the same time.
  • • Press the volume up button to enter Download Mode.

boot in download mode

https://techidaily.com 4\. After you get your phone into the Download mode, it will start downloading a recovery package. Wait for this to be completed.

download recovery package

https://techidaily.com 5\. When the recovery package download is completed, Dr.Fone toolkit will begin removing the screen lock. This process will not cause any data loss on your Android device, so do not worry. Once the whole procedure is over, you can easily access your Android phone without entering any kind of password. Hurrah!

unlock android phone successfully

https://techidaily.com The Dr.Fone software is currently compatible with Samsung Galaxy S/Note/Tab series, and LG G2/G3/G4 series. For windows, it is compatible with 10/8.1/8/7/XP/Vista.

The Android Device Manager is an excellent initiative taken by Google to give people the chance to not lose any data and regain access to their phones. This also teaches us to take precautions before such unfortunate incidents take place. Phones are probably one of the most important belongings of ours, in which we confide all our private and confidential documents that we wouldn’t want to be meddled with.

So, make use of this guide and get back command over your Android phone.


  • Title: 6 Proven Ways to Unlock Tecno Spark 10 Pro Phone When You Forget the Password
  • Author: Marry
  • Created at : 2024-09-07 18:44:14
  • Updated at : 2024-09-08 18:44:14
  • Link: https://unlock-android.techidaily.com/6-proven-ways-to-unlock-tecno-spark-10-pro-phone-when-you-forget-the-password-by-drfone-android/
  • License: This work is licensed under CC BY-NC-SA 4.0.