How To Fix Unresponsive Phone Touchscreen Of Nokia G22 | Dr.fone
How To Fix Unresponsive Phone Touchscreen Of Nokia G22
Smartphones nowadays contribute to our daily workflow, whether you’re a student or a professional. They get more sophisticated and add new features every year, making them more attractive with each new release. However, users sometimes deal with their screen touch not working on Android, raising various concerns.
If you are facing a similar issue, this page has all the solutions to teach you what to do if your phone screen is not working. By exploring the different methods below, you will be able to know how to fix a frozen phone touch screen as an Android user. Read on for more information.
Part 1: Top Causes of an Unresponsive Touchscreen
Android has been the best-selling OS since 2011, with over three billion active users. With the release of Android 13, complaints over touch issues on certain Android phones have popped up over the internet. Meanwhile, software updates over the years can sometimes make their phones stuck on the loading screen, causing worry among Android users.
Here are some of the top causes why your phone screen stopped working, mainly for Android.
- Physical Damage
If your Android phone is not responding to touch, it can be due to a cracked LCD causing temperature variants or magnetic fields to malfunction on your Nokia G22.
For iOS users, your iPhone will temporarily stop working if it detects extreme temperatures such as a too-hot or too-cold reading. You should turn off your iPhone and let it cool down or warm to a normal temperature.
- Faulty Applications
Certain apps can sometimes make your phone experience touch issues. Your Android screen may work everywhere except a particular app. In this case, the fault is likely on the app, not your smartphone. It’s recommended to download the latest apps with frequent software updates to prevent malicious apps from corrupting or crashing your phone.
- iOS/Android Software Issues
Your phone screen not responding can also be due to software glitches that your smartphone picks up during regular use. Your iOS/Android device will sometimes freeze or hang if you run too many intensive apps simultaneously. The situation can lead to touch issues when using the phone.
- Dirty Screen or Bad Peripherals
It may not respond properly when an Android device is dirty due to water, sweat, or body oils. It will not be able to take inputs, causing your phone to not respond to touch. A poor screen protector and a tightly pressed phone case will also negatively impact your smartphone.
Part 2: What To Do When Your Smartphone Is Not Responding to Touch
Here is a list of things you should do how to fix a frozen phone touch screen, whether you’re using an iPhone or an Android smartphone.
1. Clean Your Smartphone
Your screen touch not working can sometimes get fixed by simply cleaning the screen on your smartphone. Use a soft dry cloth, gently clean your iPhone or Android device, and ensure water, oils, dirt, or other debris are no longer on your display. If you recently dropped your device in water, turn it off and leave it untouched for the next few hours.
2. Remove Extra Peripherals
Unplug any external device connected to your iPhone’s Lightning port or USB-C if your phone screen stops working. For Android users, meanwhile, disconnect any accessories like chargers or wireless headphones. After that, try using the touchscreen. If it works, the outcome proves that the fault appeared due to the external device.
3. Force Restart Your Device
If your phone screen is still unresponsive,maybe it is overloaded. You should force restart your Nokia G22. It doesn’t delete any data. Here’s how.
Example 1: For Nokia G22 Smart Phones
Here’s how to force restart your smartphone to fix your phone screen that’s not responding.
- Press and hold the Powerand Volume Down buttons simultaneously for more than 7 seconds to force a reboot.
E****xample 2: For Nokia G22 Redmi
If your Nokia G22 Redmi phone is stuck on loading screen or “thinking” for a long time without responding, reboot it in just two steps.
Step 1: Press and hold the power button on the right side of the screen, then a screen showing several options appears.
Step 2: Choose Restart, then Accept if a confirmation message spears. Then wait a few seconds or minutes when your device is performing the reboot.
4. Update Your Software
Your smartphone may behave erratically due to software bugs. While these are out of your control, you can quickly fix your phone not responding to touch by simply updating your OS to the latest version. Here’s how.
- For iOS users, go to your iPhone Settings> General > Software Update > Download and Install.
- For Android owners, go to Settings > Software Update. Tap the Check for software updatesto see if a new update is available.
5. Perform a Factory Reset
If nothing helps, your remaining option is to try completing a Factory Reset. Doing this will erase all your data, but this is arguably the quickest way to restore your screen-frozen phone to its factory default settings. Factory Reset is available on Android devices with almost similar steps. Here’s how.
For Android, Nokia G22 Series
Step 1: Search and tap the Settings option, and open General management.
S****tep 2: Swipe the options, find and tap Reset > Factory data reset, and check the information below. Then swipe and press the Reset button.
Note:
You might be asked to enter the pin of the security lock on the phone if you’ve set one.
S****tep 3: You may need to enter your Nokia G22 account password if you have bounded an account to your phone after taping Delete all. Then your Nokia G22 phone will reset. You’ll see its initial setup screen when it turns back on.
Part 3: How to Fix Unresponsive Touchscreen With an Alternative
The methods outlined above usually solve issues on your smartphone not responding to touch. If all else fails, Wondershare Dr.Fone for iOS and Android can fix various smartphone issues within less than 10 minutes. The program enables you to fix common scenarios such as black screen, boot loop, bricked iOS or Android, and much more without any required skills.
Key Features
The key features of Wondershare Dr.Fone for iOS and Android are listed below.
- Fix all iOS and Android Problems in Minutes
Wondershare Dr.Fone for Android and iOS allows you to fix your smartphone within less than 10 minutes. For iPhone owners, common issues such as a black screen, white screen of death, iPhone frozen, stuck on a restart loop, or recovery mode can easily be repaired with Dr.Fone. For Android users, meanwhile, problems, including unresponsive screen, black screen of death, boot loop, and more, are done within minutes.
- Supports up to 1000+ Android Models and iOS 16
The program supports all iOS versions, including the latest iOS 16 and iOS 16 beta. Compared to the iTunes store or other methods, the app can quickly fix any iPhone issues without data loss. For Android users, meanwhile, Dr.Fone supports up to 1000+ Android smartphones making it highly versatile even if you’re using an older Android device or the latest models.
Tech Specs
Here are the minimum system requirements of Wondershare Dr.Fone (iOS) for your computer.
Computer OS | iOS |
---|---|
Windows: 7, 8, 8.1, 10, 11 | Support all iOS versions, including the latest iOS 16 & iOS 16 beta |
macOS: 12, 11, 10.15, 10.14, 10.13, 10.12, 10.11, 10.10, 10.9, or 10.8 |
Meanwhile, here are the tech specs for Wondershare Dr.Fone (Android)’s minimum system requirements.
Computer OS | Android |
---|---|
Windows 7, 8, 8.1, 10, 11 | Android 2.1 and up |
Pros and Cons
Here are the pros and cons of using Wondershare Dr.Fone (Android)
Pros
- Fone – System Repair’s UI for iOS and Android is clutter free and beginner-friendly. You can start repairing your phone right away after installation.
- Repairing your iOS or Android smartphone within less than 10 minutes saves you precious time.
Cons
- The iOS and Android versions of Wondershare Dr.Fone are sold separately. You’ll have to get each version of the program if you own a smartphone for both iOS and Android.
Pricing
The iOS and Android versions of Wondershare Dr.Fone has different price plans. See them below.
Wondershare Dr.Fone (iOS) offers a quarterly, 1-year, and perpetual license, depending on your budget. Here’s the pricing below.
- Quarterly License (1-5 Mobile Devices) - $6.65/Month – With Auto Renew
- 1 Quarter License (1-5 Mobile Devices) - $7.32/Month – No Auto Renew
- 1-Year License (1-5 Mobile Devices) - $4.99/Month – No Auto Renew
- Perpetual License (1-5 Mobile Devices) - $79.95
Wondershare Dr.Fone (Android) price plans are available for a 1-Year or Perpetual License, depending on your budget.
- 1-Year License (1-5 Mobile Devices) - $39.95
- Perpetual License (1-5 Mobile Devices) - $49.95
- 1-Year Business License (Unlimited Devices) - $399.00
How To Fix Unresponsive Touchscreen With Wondershare Dr.Fone
In this step-by-step guide below, you can fix your unresponsive phone screen using Wondershare Dr.Fone on iOS and Android.
Step 1: Download and install Wondershare Dr.Fone for iOS or Android on your computer. Launch the app afterward and connect your smartphone.
Step 2A (For iOS): Choose the correct model of your iPhone to download the appropriate firmware package.
Step 2B (For Android): Choose the correct Brand, Name, Model, Country, as well as Carrier, then click Next.
Step 3: Follow the on-screen instructions provided on the main program window and wait for the repair process to complete.
Part 4: People Also Ask
Some common questions you should know when taking care of an unresponsive phone touchscreen are listed below.
1. Why Did My iPhone Screen Go Black After Not Responding to Touch?
Your iPhone screen with a touch issue will sometimes go black after not responding to touch due to several issues. It could be hardware, software, issues with a particular app, software crash, or you have a low battery. If it’s a drained battery, you’re in luck; all you have to do is charge it. Otherwise, you’ll have to perform a force restart on your iPhone to try to reboot it.
2. How Do I Keep My Android From Crashing?
Keeping your apps updated should help you solve app crashing issues that can impact your Android OS. These apps build up large caches throughout your normal usage. Clearing cached data from time to time can drastically improve your smartphone’s performance and prevent touch issues. To remove your app cache, go to Settings > Storage and tap Cached Data.
3. Can I Use Dr.Fone for Free?
Wondershare Dr.Fone for iOS and Android is free to download and install. You can also test the first few steps and see if the program supports your device. However, when you click the Fix Now button to start the repair process, you will be required to enter a valid license to activate the program.
safe & secure
Conclusion
Knowing the common causes of an unresponsive phone touchscreen is the first step to preventing it from happening to your smartphone. While there are ways to fix it when it does happen, prevention is better than cure, as most experts say. However, if the methods outlined above don’t work, your best bet is to use a dedicated program such as Wondershare Dr.Fone for Android and iOS.
Wondershare Dr.Fone works on almost all modern smartphones today and can fix a stop-working phone screen within less than 10 minutes. It’s beginner-friendly and doesn’t require advanced technical know-how to use right away.
Ways to Unbrick Your Android Device: Various Ways for Recovery
When your Nokia G22 becomes unresponsive or frozen after mistakenly flashing a ROM or rooting, you are informed that the phone has been bricked. The most terrifying aspect will not just be gadget loss, but also data erasure. However, what exactly is a bricked phone, and, more importantly, how do you fix a bricked Android phone?
This article will explain what a bricked android phone is, why an Android phone becomes bricked, how to unbrick an Android phone without losing data and a third-party application you can use.
Part 1. Causes of Bricked Phones
In everyday settings, our mobile devices have become our greatest friends, therefore breaking your phone is the last thing you want to do. There are different reasons why devices brick, and we must be familiar with them in order to comprehend the various techniques to repair bricked devices.
Here are some common reasons why your Nokia G22 is bricked:
- **Flashing Stock/Custom ROM:**It is possible that you installed an incompatible ROM in the Android phone, that the phone shuts off during the process, or that you have performed other errors that cause your phone to restart indefinitely or to become stuck at the starting screen.
- **Rooting an Android device:**You are unable to effectively root the Nokia G22 device.
- **Android firmware is being updated:**If the phone is interrupted when updating the Android firmware, it will be bricked.
- **Installing harmful applications:**You installed harmful programs on your Nokia G22, or the phone was infected with a virus.
Part 2. How to Fix a Bricked Phone
The first step is to establish how badly your device is bricked. In most cases, you will be working with soft bricks that are pretty simple to repair. If your phone is stuck in a boot loop or enters recovery mode every time you turn it on, you may have a soft brick.
To repair bricked Android phones and tablets, you must first thoroughly examine the Nokia G22 device’s state. Before you begin troubleshooting, determine the sort of bricking that your phone is experiencing. However, there is no specific software to unbrick your Nokia G22; you may need to learn the complexities of this issue or hire a professional to do it for you.
safe & secure
Here are some simple methods for repairing bricked Android devices:
Method 1. Reboot the Phone in Safe Mode
Trying to reboot your android device in safe mode is the first and easiest thing you should try if your phone is bricked. Here’s how to do it:
- Step 1: Turn off your smartphone and press the Volume Up + Power button to enter recovery mode. Then, using the volume controls, navigate the menu and select Reboot system now.
- Step 2: Select the highlighted option by pressing the Power button. After that, wait for your device to reset normally.
- Note: The steps for booting into recovery mode may change based on the manufacturer of your device. For further information, go to the user manual for your phone or tablet.
Method 2. Wipe the Cache Partition
This is the first indication that a user’s phone has gone bricked. The phone turned on automatically, however it became stuck or frozen on the logo screen. The issue might be caused by the undeleting of data and cache, which prevents the phone from displaying the home screen.
This issue, however, may be resolved by wiping the data and cache partitions in recovery mode. You must do the following to do this:
- Step 1: Turn off your smartphone and enter recovery mode by pressing the Power and Volume Down buttons simultaneously. Different devices have various approaches for entering recovery mode, so you may perform better.
- Step 2: After entering recovery mode, you should see the screen below. Remember to pick Advanced and then “Wipe Dalvik Cache” if your device is under Clockwork Mod recovery. Return to the main screen and select “Wipe Cache Partition” once more.
- Step 3: Finally, on your smartphone, choose the Reboot system immediately.
Method 3. Perform a Factory Reset
A factory reset can undo the alterations made to your device that resulted in the brick phone, but you will lose everything you have downloaded and installed in the process. Here’s how to restore a bricked Android phone to factory settings:
- Step 1: Boot your device into recovery mode (turn off your device, then press power button + volume up button).
- Step 2: Select “Wipe Data/“Factory Reset” then confirm the action. When the process is done, you’ll be returned to the recovery mode menu.
- Step 3: Select “Reboot System Now” to restart your device.
Method 4. Flash a Custom ROM
If you boot your phone directly into recovery mode, there’s a problem with the ROM you loaded. Then simply flash the following custom ROM on your phone:
- Step 1: Save the required ROM (in ZIP format) to an SD card. The SD card should then be inserted into your Nokia G22.
- Step 2: Click the “Install zip from sdcard” button. Then, select the ZIP file that contains the ROM. Finally, click the “reboot system now” button.
Method 5. Using Wondershare Dr.Fone
Wondershare Dr.Fone - Data Recovery is the first data recovery solution for any damaged Android smartphone in the globe. It offers one of the greatest recovery rates and can recover a variety of information like images, videos, contacts, messages, and call logs. The program is most effective with Nokia G22 smartphones.
While it is not an Android unbrick tool, it is a useful tool for retrieving data when your Nokia G22 becomes bricked. It is quite easy to use:
- Step 1: Launch Wondershare Dr.Fone and select “Data Recovery” > “Recover Android Data” from the menu. Then, select “****Recover from Broken Phone”.
- Step 2: Choose the file types you wish to recover. Click “Next” and then select the type of damage your phone is experiencing. Select “Touch screen not responsive, or cannot access the phone” or “Black/broken screen”.
- Step 3: Use the recovery wizard to enter your Android smartphone into Download Mode. Connect your Android handset to the computer after following the instructions to begin automatically analyzing your device.
- Step 4: The program will provide a list of all recoverable files, organized by file type. To preview the file, highlight it. Choose the files you wish to recover and then click “Recover” to save all the data you want to restore.
safe & secure
Part 3. How to Prevent Bricking Your Phone
How to prevent a device from “bricking” itself and how to repair it if it does The delay is set by the MCU, but it should be long enough to allow the debug adapter to connect to the Nokia G22 device and halt it before the Nokia G22 device disables itself.
Here are some things to remember to prevent your device from bricking:
- Avoiding unofficial firmware updates: Installing unapproved OS firmware on your phone will most certainly violate any manufacturer’s warranty you have on it. Read the installation instructions for your unique phone model thoroughly and then carefully follow them, taking time and patience.
- **Being cautious when rooting or jail breaking:**Rooting and Jail breaking disables parts of the operating system’s built-in security mechanisms, which are part of what makes the operating system safe, and your data protected from exposure or damage.
- **Install an antivirus application on your device:**Mobile devices increase the danger of data leaks and breaches. As a result, antiviral software is beneficial on mobile phones. Mobile Device Management is an excellent choice for virus protection on your mobile device.
- Backup your phone data regularly: Backing up your phone safeguards your data in the event that you lose it, it is stolen, or it no longer works. When it comes time to replace your phone, having a backup makes it simple to restore your data to the new device. Furthermore, backing up your phone allows you to organize your data so that it is easier to access.
- Avoid installing apps from untrusted sources: Apps installed from unauthorized sources make your device and personal data more exposed to dangers such as Ransomware. So you should be wary of where you download applications.
Conclusion
It is certainly upsetting when your gadget bricks, but you may attempt the solutions listed above to resolve the issue. Meanwhile, if you want to solve the problem quickly and easily, you can try Wondershare Dr.Fone. It can not only help you repair your Android smartphone, but it can also help you extract data from a bricked device, recover data, and many more Android device solutions!
safe & secure
9 Quick Fixes to Unfortunately TouchWiz has stopped Of Nokia G22
“Unfortunately TouchWiz home has stopped” is the talk of the town due to annoying TouchWiz UI, a front-end user interface developed by Nokia G22. Not to mention, the Nokia G22 has borne a whole lot of heat from its agitated users over the years and the reason is pretty much obvious due to the pre-installed bloatware apps and the theme launch “TouchWiz home”. That not just brutally annoys users and eats up a heck of internal storage space but lags up too often due to low speed and stability. As a result users end up with “Unfortunately TouchWiz home has stopped” and “Unfortunately, TouchWiz has stopped”. Apparently, there are several flaws in the design and functioning of this launcher and hence, Touchwiz keeps stopping or becomes unresponsive.
Part 1: Common scenarios when TouchWiz keeps stopping
Here in this section, we will introduce some scenarios that can be blamed for why TouchWiz is not working. Check out the following points:
- More often than not, the TouchWiz keeps stopping after an Android update. When we update our Nokia G22 device, the old data and cache usually conflicts with TouchWIz thereby cropping up this mess.
- When you disable some built-in apps, you might get in trouble with TouchWiz. Doing this sometimes can hamper the TouchWiz operation and raise the “**unfortunately TouchWiz home has stopped**” error message.
- Many times installing some third-party apps and widgets can cause this problem. The apps like launchers can be conflicting with TouchWiz home launcher and therefore cease it to work. Also, a glitched widget is responsible for the same i.e. forces stop the TouchWiz.
Part 2: 9 Fixes to “Unfortunately TouchWiz has stopped”
Fix “TouchWiz keeps stopping” by repairing Android system
When your TouchWiz keeps stopping and you aren’t able to proceed further, the best way to handle the situation is to repair the Android system. And the best that can help you to serve the purpose is Dr.Fone - System Repair (Android). It has the ability to fix any sort of Android system issue without any complications. To fix this issue, the tool only takes few minutes of yours and performs smoothly. Moreover, you don’t have to worry if you aren’t tech pro. This tool requires no special technical know-how. Here are the advantages you get with this tool.
Dr.Fone - System Repair (Android)
One click tool to fix “Unfortunately TouchWiz has stopped”
- A very easy tool that fixes problems in just one click
- Provides full support all day all night as well as offers 7 day money back challenge
- Enjoys higher success rate and considered as first tool carrying such amazing functionalities
- Able to fix wide variety of Android issues including app crashing, black/white screen of death
- Fully secured and no harm regarding any virus infection
3,211,972 people have downloaded it
Step 1: Download the Program
The one-click repairing process begins with downloading Dr.Fone from its official website. When it is downloaded, follow the installation steps. Upon successful installation, launch the tool on your PC.
Step 2: Connect your Nokia G22 Device
After you open the software, hit on the “System Repair” button from the main interface. With the help of a genuine USB cable, get your Nokia G22 phone and connect it with the computer.
Step 3: Choose the Tab
Now, from the next screen, you are supposed to choose “Android Repair” tab. It is given on the left panel.
Step 4: Enter Right Information
Please keep your mobile details handy as you will need them in the next window. You will need to enter the correct brand, model, and country name etc. for better detection of your device.
Step 5: Confirm Actions
This process may result in removing your data hence we strongly recommend you to keep a backup of your data.
Tip: You can use Dr.Fone – Phone Backup (Android) to backup your Nokia G22 device in case you’re wondering how.
Step 6: Take your Device in Download mode
You will get some instructions on your screen to keep your device in Download mode. Follow them according to the Nokia G22 device you own and hit “Next”. When you do this, the program will detect your device and let you download the latest firmware.
Step 7: Repair Device
Now, when the firmware is downloaded, the program will itself begin to repair your device. Wait and keep the Nokia G22 device connected until you get the notification for process completion.
Clear the cache data the TouchWiz
Maximum Android devices are designed to deleted cache data upon getting updated to the newest Android system. However, Nokia G22 stands as an exception in such case. And therefore, many times TouchWiz starts stopping right after upgrading. Thus, due to the collection of cache data, TouchWiz can display error. This calls for removing the cache from TouchWiz and run things smoothly. Here is how to do this:
- Tap on “Apps” from the Home screen firstly.
- Launch “Settings” afterwards
- Look for “Applications” and tap on it followed by “Application Manager”.
- When Application Manager gets opened, swipe towards right to get into the “All” screen.
- Now, choose “TouchWiz” and tap “Clear Cache”.
- Now, tap “Clear Data” followed by “OK”.
- Now restart your device.
Please note that this will delete all your Home screens post this method.
Disable Motion & gesture settings
The functions regarding Motions and Gestures can be responsible for why TouchWiz home has stopped in your device. Usually the Nokia G22 devices running on Android version less than Marshmallow are prone to encountering this issue. Or the Nokia G22 devices having modest specs often fall prey to the issue. When you disable these settings, you might get out of the problem.
Change the Animation Scale
When you use TouchWiz, it may consume higher memory usage for high amount of graphic maintenance. As a result, the “**unfortunately TouchWiz home has stopped**” error might crop up. Taking this into consideration, you should try reconfiguring the animation scale and get rid of the error. Here’s how:
Clear Cache Partition
In case the above steps didn’t figure out the problem, here is the next tip. This method can be counted as one of the most effective one. Because it is able to fix minor issues in Android devices, we recommend you for “**TouchWiz home has stopped**” issue too. Let us know how you can do it:
- Turn off your Nokia G22 device.
- Start pressing and holding “Volume Up” and “Power” buttons simultaneously.
- Keep doing this until you see the Android screen. This will take your device into recovery mode.
- You will observe some options on the screen. Take help of Volume buttons, scroll down to choose “Wipe Cache Partition”. Press Power button to confirm and the Nokia G22 device will be rebooted.
Check now if the error is eliminated. If unfortunately not, please try the following solution.
Enable the easy mode
For some users, enabling Easy Mode has been of great assistance. This feature aims to make the user experience more efficient by simply eliminating complex features. The Easy Mode removes those features that confuse the users by messing up the screen. Hence, we suggest you to switch to this mode in order to remove “**TouchWiz not working**” problem. The steps are:
- Open “Settings” and go to “Personalization”.
- Hit on “Easy Mode” now.
Hope the TouchWiz won’t keep stopping error does not pop up anymore!
Boot your phone to safe mode
Here is the next solution to be followed when TouchWiz keeps stopping. As we already said, third-party apps can cause this issue, booting your device in the Safe mode will disable those apps temporarily. Hence you need to boot your Nokia G22 device to Safe mode and check if the reason is any third-party app.
- Switch off your device to initiate.
- Press “Power” button and keep doing this until device’s logo appears on the screen.
- When you see logo appearing, instantly release the button and start holding “Volume Down” button.
- Keep holding until rebooting finishes.
- You will now witness “Safe mode” on the bottom screen. You can now release the button.
Reset Factory settings
If the above method went futile and you’re still at the same place, then factory reset is the next logical step to be taken. We suggest this method because it will take your device to its factory state. As a result, TouchWiz will probably get normal and work perfectly.
Along with this, we would also suggest you go take backup of your data so that you won’t lose any of the personal information from your device after performing factory reset. For your convenience, we have stated the backup steps too in the following guide. Have a look:
- Run “Settings’ in your device and go to “Backup & Reset”.
- Notice if “Back up my data” is enabled or not. If not, turn it on and create backup.
- Now, scroll for “Factory Data reset” option and confirm it by clicking “Reset Phone”.
- Wait a few minutes and your device will reboot.
Install a new launcher to replace TouchWiz
We believe that you will find the above methods helpful. However, if still in case your TouchWiz is not working, we advice you that you should install a new theme launcher in your device. It will be a wise option to ditch TouchWiz in such scenario rather than tolerating the problem. Hope this advice will help you.
- Title: How To Fix Unresponsive Phone Touchscreen Of Nokia G22 | Dr.fone
- Author: Abel
- Created at : 2024-07-14 05:57:43
- Updated at : 2024-07-15 05:57:43
- Link: https://fix-guide.techidaily.com/how-to-fix-unresponsive-phone-touchscreen-of-nokia-g22-drfone-by-drfone-fix-android-problems-fix-android-problems/
- License: This work is licensed under CC BY-NC-SA 4.0.