9 Solutions to Fix Process System Isn’t Responding Error on Lenovo ThinkPhone

The “Process system isn’t responding” is a common error that occurs in almost every kind of Android device. Even though most Android smartphone manufacturers have taken a huge leap in the last few years, the operating system still suffers from a few pitfalls. The process system isn’t responding Android is one of those errors that have been reported plenty of times. I definitely understand encountering the ‘Process System Isn’t Responding’ error on your Lenovo ThinkPhone can be frustrating.

However, there are several straightforward methods to resolve this issue. This article will provide a step-by-step guide on how to fix the problem and restore your device to normal functionality.

Before solving any Android system issues, try this Android backup software to take a full backup, in case any data loss happens.

Part 1: Reasons for process system isn’t responding error

There could be plenty of reasons for getting the process system is not responding in Android.

1. Software Glitch: Android systems may experience temporary glitches due to factors like memory management issues, conflicts between apps or services, or system updates.
2. Insufficient System Resources: Low system storage is another reason for getting the error. If you have too many apps on your phone, then it might take a toll on its memory and generate the “process system isn’t responding” prompt.
3. Third-Party Apps: Users have also complained that they receive the “Android process system is not responding” error after installing a new app. If you have installed an app from a source other than Google Play Store, then the chances are that you can get this error. Though, even after installing an app from Play Store, there is a bleak probability of facing this issue as well.
4. Outdated Software: Using outdated apps, particularly system apps or critical components, may lead to compatibility issues with the latest Android version.
5. System Updates: Most of the time, it happens whenever a device is restarted after updating its Android version. Your device could have undergone a bad update or might have had an unsupported driver. This can result in the occurrence of process system not responding issue.
6. Corrupt Cache Files: Corrupted cache files can lead to conflicts and result in error.
7. Overclocking or Modifications: Rooting or modifying the Android device, or applying overclocking settings, can lead to instability and the process system not responding error.
8. Hardware Issues: Rarely, hardware problems like failing components can interfere with the proper functioning of the system.

No matter what the cause is, there are plenty of ways to overcome this issue. We have listed a handful of them in this post.

Part 2: How to Fix Android Process Not Responding? 8 Fixes

When this error occurs, it can disrupt the normal operation of the Lenovo ThinkPhone device, causing apps to freeze or crash. Fortunately, there are several effective methods to address this problem.

Fix 1: Restart your device

This is one of the easiest ways to resolve the process system not responding error. If you are getting this error on your phone, then try to manually restart your device. The way to restart your phone might differ from one device to another. Mostly, it can be done by long-pressing the power button. This will provide different power options. Tap on the “Reboot” one to restart your phone.

If it won’t work, then long press the Power and Volume up buttons at the same time until the screen goes off. Afterward, use the power button again to turn it on.

Fix 2: Reset App Preferences

Sometimes the apps interfere with the Lenovo ThinkPhone device’s settings because they were given permission to access specific functions. It is recommended to allow the asked permission precisely because some suspicious apps can also steal your sensitive data. Here are the straightforward instructions you need to follow to reset the app preferences:

Proceed to the “Apps and Notifications” settings from the Settings app. Next, tap the “See All Apps” option and access the “Three Dots” menu. Here select the “Reset App Preferences” option and confirm the process from the confirmation pop-up.

Fix 3: Free Up Space to Make Sure Android Have Enough Internal Memory

In case the Android internal memory is completely filled, it will slow down the processing speed of the Lenovo ThinkPhone device. Internal memory is vital for the Lenovo ThinkPhone device to run all the background apps or the process required by the OS to run the Lenovo ThinkPhone device efficiently. You can follow these steps to free up some space on your Lenovo ThinkPhone:

Step 1: Open the Settings app on your Lenovo ThinkPhone and access the “Battery and Device Care” option by scrolling down. Next, tap on the “Three Dots” from the top right corner and choose the “Storage Booster” feature.

Step 2: Following this, you can select the data you want to remove from the internal memory. Your device will show the space it will free up for you, and you can press the “Free Up” button to free up the storage.

Fix 4: Enter Safe Mode to Uninstall Suspicious Apps

This issue can also occur if you have installed an app from the Google Play Store with a very low rating or an APK. Unlike Apple App Store, anyone can easily upload their mobile apps on Play Store, so it is important to check the app’s credibility before installing it. Following are the simplified instructions to enter the safe mode and delete all suspicious applications:

Press and hold the “Power” button of your Android and press and hold the “Power Off” option to access the “Safe Mode” feature. Afterward, confirm to enter the safe mode and remove all the suspicious apps from the Lenovo ThinkPhone device. You can do this by holding on to the app and selecting the “Uninstall” option from the pop-up options.

Fix 5: Update All Apps on your Device

Updating the apps is crucial for any Android device to work with high efficiency and performance. Apps are developed to make the users’ daily tasks easy to execute. However, there might be some negligence in the development, which can leave some bugs in the app. These bugs are fixed with time by releasing the new version of the app. To update your Android app, proceed with the following step-by-step instructions:

Step 1: Locate the Play Store from the Android home screen and access it. Then, tap the “Profile” icon from the top right corner and proceed to the “Manage apps and devices” option. Afterward, you can check how many app updates are available from the “Updates available” option. To update the apps, you will have to go inside this option.

Step 2: You can tap on the “Update All” button if you want to update all the apps one by one. Otherwise, you can press the “Update” option adjacent to each app name to update the frequently used ones.

Fix 6: Check the SD card

If you are still getting the process system isn’t responding to Android error, then chances are that there could be an issue with your SD card. Firstly, check if your SD card is working fine or not. If it is corrupted, then get another memory card for your phone. Also, it should have a prominent amount of free storage. You might be facing this issue if the SD card has limited free space.

Also, if you are storing apps on the SD card, then your phone might encounter the process isn’t responding issue whenever you run a respective app. Therefore, you should move apps from your SD card to the phone’s internal memory. To do this, go to your phone’s Settings > Application Manager and select any app. If the app is stored on the SD card, then you will get an option of “Move to devise storage”. Just tap on it and manually move every app to your device storage.

Fix 7: One click to fix the process system isn’t responding error

If all the above tricks don’t get your device out of the process system not responding state, then there may be some system issues on your Android. In this case, an Android repair can successfully fix issues like process system isn’t responding.

Note: Android repair may wipe out existing Android data. Back up your Android data before going on.

Dr.Fone - System Repair (Android)

Android repair tool to fix all Android system issues in one click

• Fix all Android system issues like the black screen of death, system UI not working, etc.
• One-click for Android repair. No technical skills are required.
• Supports all the new Lenovo ThinkPhone devices like Galaxy S8, S9, S22, etc.
• Step-by-step instructions are provided. Friendly UI.

3981454 people have downloaded it

Follow the easy steps below to fix process system isn’t responding error:

• 1. Download and install the Dr.Fone tool. Then select “System Repair” from the main window.

• 2. Connect your Lenovo ThinkPhone to the PC. After the Lenovo ThinkPhone device is detected, select the “Android” tab.

• 3. Select and confirm the correct device details of your Android. Then boot your Lenovo ThinkPhone in download mode and proceed.

• 4. Download the firmware and click “Fix Now”.

• 5. After a while, your Android will be repaired with the “process system isn’t responding” error fixed.

safe & secure

Fix 8: Factory reset Android

It is always considered the most used way to factory reset your phone in order to resolve the process system not responding error. Though, this should be your last resort, as it will wipe off your device’s data entirely. Even if you are performing a factory reset, make sure that you back up your data by using a reliable tool like Wondershare Dr.Fone .

Wondershare Dr.Fone

Flexibly Back up and Restore Android Data

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

3,981,454 people have downloaded it

If your phone is functioning, then you can easily factory reset it by visiting Settings > General > Backup & Restore and selecting the option of “Factory Data Reset”. Your device will display a warning regarding all the data files that would be lost or un-synced. Just tap on the “Reset” button to factory reset your device.

If your device is not functioning or locked, then you can perform the factory reset operation by putting your phone into Recovery mode. Most of the time, it can be done by pressing the Power and Volume up button simultaneously for at least 10 seconds. Though, the key combinations might change from one device to another.

After entering the Recovery mode, go to the “wipe data/factory reset” option using the Volume up and down button. Use the Power button to make a selection. If you get an additional message, then select the “yes – delete all data” option. When it is done, you can simply reboot your device.

Fix 9: Unroot the Lenovo ThinkPhone device

It has been further discovered that the process system isn’t responding error is more common in rooted devices. Therefore, if you also have a rooted Android device, then you can choose to unroot it in order to fix this issue. There are different ways to unroot an Android device. One of the easiest ways to do it is by using the SuperSU app.

You can always download either SuperSU or SuperSU Pro app from its website here . Simply install it on our device and launch it whenever you wish to unroot it. Visit its “Settings” tab and select the option of “Full unroot”.

This will generate a warning message regarding all the repercussions of the unrooting process. Just tap on “Continue” to initiate the process.

If you are using an older version of Android, then you might get another pop-up to restore boot images. Simply make the desired selection and start the process. After a while, your device would be restarted the usual way, and it would be unrooted. Most probably, this will resolve the process system isn’t responding error as well.

Now that you know different ways to fix the process system not responding error, you can easily overcome this issue and make the most out of your device. Simply start with the easy fixes, and if they don’t work, then take extreme measures like unrooting your device or restoring it to factory setting. Also, make sure to back up your data before taking any extreme measures.

Fix Unfortunately Settings Has Stopped on Lenovo ThinkPhone Quickly

All of you, sooner or later, must have found the “Unfortunately Settings has stopped” error on your Lenovo ThinkPhone. The problem can occur if the Settings keeps stopping or crashing. Many times, you may try to open the Settings but it doesn’t even open. Or possibly, it may freeze after getting opened thereby hampering the Lenovo ThinkPhone device’s performance.

Well! There can be a number of reasons why this thing happens. For instance, custom ROM installations, not enough space in the Lenovo ThinkPhone device or perhaps an outdated version of Android. If you are struggling with the same issue and want to know what to do when Android Settings is not responding, this post will help you. We have explained everything in detail along with the solutions. So, scroll down and get things sorted.

• Part 1: Clear the cache of Settings and Google Play Service
• Part 2: Clear the Android phone’s RAM and retry
• Part 3: Uninstall the Google update
• Part 4: Uninstall the custom ROM or re-flash the stock ROM
• Part 5: Wipe cache partition to restore Settings
• Part 6: Factory reset your Android
• Part 7: Check and update Android OS

Part 1: Clear the cache of Settings and Google Play Service

It is possible that the corrupted cache files are responsible for this error. Hence, as the first tip, we would like you to clear the Settings cache if that is what triggers the “Unfortunately Settings has stopped” issue. Clearing it would definitely make Settings run appropriately. And The steps to clear the cache of the Google Play Services app are similar. Here is how to clear the cache of Settings:

1. Open “Settings” on your Lenovo ThinkPhone and choose “Apps & Notifications”/”Apps”/”Application Manager” (the option may differ on different devices).
2. In the list of applications, look for “Settings” and open it.
3. Now, select “Storage” followed by “Clear Cache”.

Note: In some phones, the “Clear Cache” option may come after tapping on “Force Stop”. Therefore, go accordingly without getting confused.

Part 2: Clear the Android phone’s RAM and retry

As the next tip, we would like to suggest you clear your device’s RAM by ceasing the running apps in the background. RAM, if at the increased level, is responsible for the Lenovo ThinkPhone device’s freezing, poor performance, and most probably is the reason behind crashing Settings. Also, if the apps in the background keep running, they might conflict with the Settings and stop it to perform properly. Therefore clearing RAM is important when Android Settings is not responding. Here is how to do it.

1. Firstly, you need to go to the Recent apps screen. For this, long-press the Home key.
   Note: Please note that different devices have different ways to go to the Recent apps screen. Do it according to the Lenovo ThinkPhone device you own.
2. Now, swipe the apps and tap on the clear option. You will be able to notice the amount of RAM cleared

Part 3: Uninstall the Google update

Uninstalling Google Play Store updates has also responded well to many users. It has worked in the case of the “Unfortunately Settings has stopped” error. So, we would also like to suggest you use this tip if the others don’t work. Here are the steps to be followed for this.

1. Open “Settings” on your Android and tap on “Application manager” or “Apps” or “Application.
2. Now, head to all the apps and select “Google Play Store” from there.
3. Tap on “Uninstall Updates” and restart your device to check if the crashing Settings issue has been resolved.

Part 4: Uninstall the custom ROM or re-flash the stock ROM

Using a custom ROM on your device brings up this problem due to incompatibility or improper installation. Therefore, you should either uninstall the custom ROM or re-flash the stock ROM. in order to re-flash the stock ROM of your Lenovo ThinkPhone, the best way would be Dr.Fone - System Repair (Android). It offers one-click functionality to flash stock ROM and that too with full security. Supporting all Lenovo ThinkPhone devices, it ranks among its counterparts when it comes to fixing crashing Phone app issues or any other Android system issue. It is loaded with the beneficial features which are discussed below.

Dr.Fone - System Repair (Android)

Android repair tool to fix “Unfortunately, Settings Has Stopped”

• You needn’t be a tech-savvy to use this
• Supports a wide range of Android devices easily, 1000+ being more precise
• One-click tool and supports any sort of Android system issue
• Higher success rate along with millions of trusted users
• Trustworthy and offers an extremely easy interface

4,635,310 people have downloaded it

How to fix crashing Settings using Dr.Fone - System Repair (Android)

Step 1: Download Tool

Visit the official website of Dr.Fone and download the toolbox from there. Go for the installation process and wait until the installation gets over. Launch it now and choose the “System Repair” tab from the main window.

Step 2: Get the Phone Connected

With the help of a USB cable, plug your Lenovo ThinkPhone into the PC. Upon proper connection, hit on the “Android Repair” option from the left panel.

Step 3: Feed Correct Information

In the next window, you need to fill in some necessary information like the name and model of the mobile device. Enter details like country and career. Check once and hit on “Next”.

Step 4: Enter Download Mode

Now, you need to take your device into Download mode. For this, you need to follow the onscreen instruction according to your device. Click “Next” and you will notice the firmware downloading progress on your screen.

Step 5: Repair the Issue

Once the firmware is completely downloaded, your Lenovo ThinkPhone will automatically start getting repaired. Stay there and you will receive a notification that the repair is done.

Part 5: Wipe cache partition to restore Settings

Like RAM, wiping cache is also vital so as to make the Lenovo ThinkPhone device’s operation smoother. And when you are getting the “Unfortunately Settings has stopped” error, it might be due to the collected cache. To remove it, you will need to enter the recovery mode. And the steps for recovery mode range from device to device. For instance, Lenovo ThinkPhone users have to press the “Home”, “Power” and “Volume Up” buttons. Similarly, HTC and LG device users are supposed to press the “Volume Down” and “Power” buttons. For Nexus, it is “Volume Up, Down” and Power key combinations. Therefore, before going further, make sure what device you own and enter the recovery mode according to it. Now, follow the detailed guide below to wipe the cache partition in order to fix crashing Settings.

1. Primarily, turn off the Lenovo ThinkPhone device and enter the recovery mode by pressing the respective key combinations.
2. You will notice a Recovery screen on your device.
3. On showing up the recovery screen, look for the “Wipe Cache partition” option and use the “Volume Down” and “Volume Up” buttons to scroll down and up respectively.
4. On reaching the required option, press the “Power” button to start wiping.
5. Once finished, click the reboot option and the Lenovo ThinkPhone device will be rebooted, fixing the issue hopefully.

Part 6: Factory reset your Android

You can also opt for Factory resetting your device to fix the issue of Settings keeps stopping. By removing everything from the Lenovo ThinkPhone device, it will make your device run properly. If you have important data on your device, please make sure to create a backup before taking action if you don’t want to lose it. The steps are as follows.

1. In the “Settings, go to “Backup and Reset”.
2. Tap on “Factory data reset” followed by “Reset device”.
3. Wait for the completion of the process and check if Settings is stopping or not after it gets rebooted.

Part 7: Check and update Android OS

A lot of times minor issues crop up due to the operating systems that get outdated. It is because the Lenovo ThinkPhone device needs to get updated from time-to-time for proper functioning otherwise it will not be able to match up with the fading technologies thereby coming up with issues like “Unfortunately Settings has stopped”. We recommend here you check for the available update and update your device. For this follow the guide below.

1. Go to “Settings” and tap “About Phone” on your device.
2. Now, hit on “System Update” and the Lenovo ThinkPhone device will look for any available update.
3. If there is any, go along with the prompts to install it and make your phone even smarter.

Conclusion

If your Lenovo ThinkPhone shows the “Unfortunately Settings has stopped” error, don’t worry. This problem can come from many things like old software or cache issues. You can try easy fixes like clearing cache or updating your system. Sometimes, removing custom ROMs might be needed.

For iOS users facing similar problems, we recommend using Dr.Fone-System Repair (iOS) . It’s known for fixing many iOS problems without losing any data. Remember, a well-working device is just a few steps away!

safe & secure

[Solved] Warning: Camera Failed on Lenovo ThinkPhone

In this article, you will learn why camera fails on Lenovo ThinkPhone devices, how to make camera work again, as well as a system repair tool to fix this issue in few clicks.

Lenovo ThinkPhone devices are one of the best Android devices available in the market and their users are always satisfied with their features. However, it is a recent observation that many Lenovo ThinkPhone users complain about Lenovo ThinkPhone camera failed error while using the camera App on the Lenovo ThinkPhone device. It is a strange error and pops up suddenly with only one option to tap on, i.e., “OK”

The error message reads as follows: “Warning: Camera Failed”.

Once you click on “OK” the app shuts down abruptly and your Lenovo ThinkPhone camera is failed. We understand this is not a very pleasing situation, thus, here are ways to tackle the camera failed Lenovo ThinkPhone issue. Let us now move ahead and find out why exactly you experience Warning: Camera Failed error and how to fix it.

Part 1: Why Lenovo ThinkPhone phone has Warning: Camera Failed error?

We are all aware that no device runs smoothly, without any glitches. We also know that there is a cause behind every problem. Listed below are a few reasons behind camera failed error, especially on Lenovo ThinkPhone devices:

1. If you have recently updated your OS version, there are chances that certain bugs are preventing the camera App from functioning normally. Also, if the update is interrupted and not downloaded completely, certain apps may suffer.
2. There are chances of your internal storage being cluttered with unwanted Apps and files leaving no space for the camera App to save its data and work smoothly.
3. If you haven’t cleared camera Cache and Data, the chances of the App to get clogged up increase tremendously which disrupt its working.
4. Warning: Camera Failed error can also be a direct outcome of a change in the system settings or the Lenovo ThinkPhone device’s internal settings.
5. Finally, if you tamper a lot with the camera settings and do not update the App whenever it is available, Lenovo ThinkPhone Camera App will not be efficient.

There might be much more reasons for the camera failed error, but these are the most obvious ones. Now let us now move on to troubleshooting the problem.

Part 2: How to fix Lenovo ThinkPhone Camera Failed in One Click?

If you are experiencing some kind of issues in your Lenovo ThinkPhones such as Lenovo ThinkPhone camera failed, the Lenovo ThinkPhone device stopped working, black screen, play store not working, etc. There is a special software is designed for such kind of issues in Android devices, i.e. dr. fone. The tool enables the users to fix various kinds of issues in the Lenovo ThinkPhone devices and perform a complete system repair so the Lenovo ThinkPhone device starts working normally.

Dr.Fone - System Repair (Android)

One-click solution to fix camera failed on Lenovo ThinkPhone devices

• The tool has a one-click operation which makes it super easy to use.
• You don’t need any technical skills expertise to operate the software.
• The software supports all the Lenovo ThinkPhone devices including the latest and older ones.
• The software can fix the “warning camera failed”, the app is crashing, failed update, etc.

4,616,396 people have downloaded it

Note: You have to remember that the system repair may erase all the Lenovo ThinkPhone device data. So, create a backup of your Lenovo ThinkPhone data first and then try fixing the Lenovo ThinkPhone phone.

Follow the steps given below and fix the camera failed error:

Step 1. Download the software on your computer and launch it. Connect your device and select the System Repair option from the main interface. In the next screen, select Android Repair module.

Step 2. You will have to provide the Lenovo ThinkPhone device details accurately to ensure that the software provides a precise firmware package to be downloaded. Enter brand, name, model, country, and carrier of your device and agree to the terms and condition.

Step 3. Now put your device in the download mode. The software will provide you with a guide to put the phone in download mode to begin the downloading process.

Step 4. As soon as the firmware is downloaded, the software will automatically initiate the repair process. You will be able to see the ongoing repair.

When the software is done repairing the system, you will be notified. Thus, the Camera failed Lenovo ThinkPhone error in your phone will be fixed.

Part 3: How to fix Camera Failed error by clearing camera data?

Has anyone ever informed you that it is absolutely necessary to keep clearing camera data every once in a while? Yes, since it deletes all unnecessary data stored in respect of the App and no, it does not mean that all your photos and videos will get deleted. Just follow the steps given below to clear camera data:

1. First, visit “Settings’” on your Lenovo ThinkPhone device and select “Apps” or Application Manager”.

2. Now a list of all Apps will appear before you. Keep scrolling down until your find “Camera”.

Tap on “Camera” to open the “Camera Info” screen and once you are there, hit “Clear Data” option as shown below.

That’s all, now return to the Home Screen and access the camera again. Hopefully, it will work now.

Part 4: How to fix Camera Failed error by removing third-party Apps?

Another tip to fix Lenovo ThinkPhone camera failed error is by deleting a few unwanted third-party Apps (recently installed) to free some space in the Lenovo ThinkPhone device’s internal storage. It is essential to create and keep storage space for the camera App to function smoothly and allow it to store its data as well. Also, if this issue only happens recently, it might be some newly installed Apps causing some glitches with the camera.

Simply, follow the instructions given below to remove Apps from Lenovo ThinkPhone Devices:

1. Click on the “Settings” icon on the Home Screen and from the options before you, select “Apps”/ “Application Manager”.

2. You will see that a list of downloaded and built-in Apps will open up before you as follows.

3. Now, once you select the App you want to uninstall, the App Info screen will appear. Tap on “Uninstall” option and then tap on “Uninstall” again on the pop-up message.

The App will be removed immediately and its icon will disappear from the Home Screen and you will notice an increase in the storage capacity of your device.

Part 5: How to fix Camera Failed error by wiping Cache Partition?

This method might seem tedious and time-consuming and you may also lose your data and essential settings. However, wiping the Cache Partition only cleans your device system internally and gets rid off any unwanted and trouble making elements causing Warning: Camera Failed error. Follow the step-by-step guide given below to clean Cache Partition smoothly:

1. Firstly, switch off the Lenovo ThinkPhone device by pressing the power button and tapping on “Power Off” as shown in the screenshot below. Then wait for the lit screen to turn off completely before proceeding further.

2. Now, press and hold the power on/off, home and volume up button simultaneously. Your device will now vibrate. This a signal to let go of the power button (only).

3. Once the Recovery Screen appears, leave all buttons and use the volume down key till you reach “Wipe Cache Partition”.

4. Now, to select the option to use the power on/off button and wait for the process to get over. Once this done, tap on “Reboot system now” and see that your device restarts normally.

You may try to use the camera app once the process completes.

Part 6: How to fix Camera Failed error by Reset Settings?

Resetting the camera settings solves the problem 9 out of 10 times and thus is worth a try.

1. To reset, first, launch the Camera App by tapping on its icon.

2. Then go to Camera “Settings” by tapping on the circular gear like icon.

3. Now look for “Reset Settings” options and click on it.

Once done, go back to the Home Screen and start the camera App again to use it.

Part 7: How to fix Camera Failed error by Factory Reset?

Lastly, if the above-mentioned techniques do not help you in fixing the camera failed error, you can consider performing a Factory Reset. Note: This method will delete all your saved data so it is advised to backup before you start the process.

Here are the steps to factory reset your device to fix “Warning: Camera Failed” Error:

1. Start by visiting “Settings” on your Lenovo ThinkPhone device on which the camera has failed.

2. Now from the list of options before you, select “Backup and reset” and move ahead.

3. Now you must first select “Factory data reset” and then tap on “Reset Device” as shown in the screenshot below.

4. Finally, you have to click on “Erase Everything” and wait for the Lenovo ThinkPhone device to reboot itself.

Note: You will have to set up your Lenovo ThinkPhone device from scratch once it is reset, however, that is a small price to pay to fix your Camera App.

Warning: Camera Failed error is not a rare phenomenon and many users experience it on daily basis. So, there is no need to panic, All you need to do is carefully follow the instructions given above and repair your Camera App yourself. You do not need to seek any technical assistance for the same as the camera failed issue is not difficult to deal with. So go ahead and try these tricks to enjoy using the Camera App on your Lenovo ThinkPhone devices.

Also read: