How to Fix Android App Not Installed Error on Meizu 21 Pro Quickly?

App not installed on Android is no more an unknown Error Code during Application installation as many people experience it on a day-to-day basis. An “Application not installed” error message usually pops up when you are trying to download and install an App with a .apk file extension from somewhere other than the Google Play Store. The error is very confusing at first but makes sense when you realize that this unknown Error Code during Application installation is neither a software issue nor a hardware problem. It is a direct outcome of what you do with your device. Yes, you heard that right. Your faulty actions can cause Android App not installed error.

What to do when trying to install the Android APK it says “app not installed”? It is terrible that you can’t install App on your device. But in this article, you will know more about the causes behind this error and the best ways to fix it, read on, here is all you need to know.

Part 1: Common reasons for the “Android App not installed” error

You may ask: Why can’t I download apps on my Meizu 21 Pro? Understanding the underlying causes of the “Android App Not Installed” error is crucial for resolving the issue effectively. So, what are the reasons for Android App not installed error? Given below are a few reasons:

1. Insufficient storage

Android software and if data such as photos, videos, music, messages, apps, contacts, emails, etc are stored in the internal memory there is not adequate storage left for another App, leading to Android App not installed error.

2. Corrupted/Contaminated App file

When you do not download Apps from the Play Store and choose another platform to do so, App files are usually corrupted and hence cannot be installed on your device smoothly. You should be doubly sure of the source from where you download an App, check its extension name, and make an effort not to install contained files.

3. SD Card not mounted in the Meizu 21 Pro device

At times your phone could be connected to your PC or another electronic device that can access the SD Card from your device. In such situations when you install an App and choose to save it to your SD Card, you will see Android App not installed error because the App cannot find the SD card as it is not mounted in your device.

4. Storage location

You must be aware that certain Apps work their best when stored in the Meizu 21 Pro device’s internal memory, whereas others need to be located on an SD Card. If you do not save the App in an appropriate location, you will find that the App isn’t installed because of an unknown Error Code.

5. Corrupt storage

Corrupted storage, especially a corrupted SD Card, is known to cause the Android App isn’t installed error. Even the internal storage can get clogged due to unnecessary and unwanted data, some of which might contain an element that disturbs the storage location. Take this issue seriously as a corrupted SD Card and even clogged up internal memory can put your device in danger.

6. Application Permission

Software operations running in the background and App Permission are not new concepts. Such errors can also cause the Unknown Error Code during App installation.

7. Incorrect file

If you already have an App installed but download another variant of it having a distinct signed or unsigned certificate can also make the Android App not installed error pop-up. This sounds technical, but this and all the other reasons listed above can be tackled by you.

The Unknown Error Code during Application installation can occur due to any one or more of the reasons stated above. So read them carefully and understand them well to avoid such glitches in the future.

Part 2: One-click to fix App not installed on Android error

So App not installed on your Meizu 21 Pro or tablet? The most horrible part is that this issue may come out of the corruption in the system files. In this situation, Android apps won’t be installed no matter what measures you take. Android system repair is the only effective solution to deal with this issue.

Android system repair used to require high technical skills. But most of the users know little about technical things. Well, worry not! Dr.Fone - System Repair (Android) allows you to repair Android easily, that is, complete the fix with just one click.

Dr.Fone - System Repair (Android)

A powerful tool to fix the “Android App not installed” error in one click

• Fix all Android system issues like Android App not being installed, the system UI not working, etc.
• One-click to fix Android App not installed. No technical skills are required.
• Support all the new Meizu 21 Pro devices, etc.
• On-screen instructions are provided to prevent any misoperation.

3981454 people have downloaded it

Note: Getting your Android system repaired may erase the existing device data. It is recommended that you should back up your Android data before starting the Android repair.

The following steps illustrate how to fix the “Android App not installed” error in one click:

1. Install Dr.Fone on your Windows. After that, launch it, and click “System Repair”. Connect your Android to the computer.

2. Select the “Android” option and click “Start”.

3. Select device information, such as brand, name, model, country, etc., from each field, and type “Next”.

4. Follow the on-screen instructions to boot your Android in download mode, and allow the tool to download the firmware to your device.

5. After the firmware is downloaded, the tool will start to repair your Android, hereby fixing the “Android App not installed” error.

safe & secure

Click here

## Part 3: How to fix App not installed error on Android

We understand that it can be a tricky situation to be in when Android App not installed error pops up, but what if we tell you can get rid of it in easy and simple steps? Yes, there is!

#1. Delete unnecessary files/Apps

Insufficient storage can prevent the app from being installed. Make some storage space on your device by cleaning unwanted data and deleting extra media and other files. You can also get rid of heavy Apps by:

Visiting “Settings” on your device. Then select “Manage apps”, “Application Manager” or “Apps” (varies based on device model or version) from the list of options before you.

Allavsoft Batch Download Online Videos, Music Offline to MP4, MP3, MOV, etc format

Now select the App you wish to uninstall and wait for the App Info screen to open, then click on “Uninstall” as shown in the screenshot.

You can also uninstall the unnecessary application on the home screen, just long-press the app you want to uninstall until you see the “uninstall” icon. Click “Uninstall”, then, you need to click “OK” to confirm the uninstall process.

#2. Use only Google Play Store

As you are all aware, the Play Store is specially designed for Android software and contains only trusted and safe Apps. It is often known as the “Android Market” because it is loaded with different types of Apps to stiffly all your needs so that you don’t have to rely on other third-party sources to purchase/install Apps.

#3. Mount your SD Card

Another remedy for Android App not installed error is to make sure that the SD card inserted in your device is not inaccessible.

To check the same:

First, disconnect your Meizu 21 Pro from your PC and then visit “Settings” on your Android and select “Storage” from the options that appear. Finally, click on “Mount SD Card” at the Storage Info screen.

You can now restart your device and try to install the app now, it should work!

Video Converter Factory Pro

#4. Choose App location wisely

It is advisable to not tamper with the App’s location and let the software decide where it needs to be placed. As far as possible, let the Apps be in your device’s internal memory.

#5. Format SD Card

The chances of your SD Card being corrupted are very high. You can format it either while it is in your device or externally.

Now to Clean up your SD Card, simply visit “Settings” and select “Storage” and tap on “Format SD Card” and mount it once again to use it smoothly.

#6. App Permissions

You can reset App permissions to combat the Android App not installed error by Visiting “Settings” and then selecting “Apps”. Now access the Apps menu and hit “Reset App Preferences” or “Reset application permissions”. This will allow third-party apps to get installed on your device.

vMix 4K - Software based live production. vMix 4K includes everything in vMix HD plus 4K support, PTZ control, External/Fullscreen output, 4 Virtual Outputs, 1 Replay, 4 vMix Call, and 2 Recorders.
This bundle includes Studio 200 for vMix from Virtualsetworks, HTTP Matrix 1.0 automation scheduler, and 4 introductory training videos from the Udemy vMix Basic to Amazing course.

#7. Choose the correct App file

Make sure to always download an App file only from a trusted and safe source to avoid any errors during installation.

#8. Reboot your device

Finally, if nothing else works, restart your device to end all operations which could be causing the said error. To reboot, just press the power button till you see a pop-up. Select “Restart” and wait for your device to reboot.

Conclusion

Encountering the “App Not Installed” error on Android can be frustrating, but by understanding the causes and implementing the appropriate solutions, you can overcome this issue. We saw that Android App not installed error can be fixed quickly if you keep in mind the tips given in this article. However, please ensure that you follow each instruction carefully to avoid any further goof up.

safe & secure

Home Button Not Working on Meizu 21 Pro? Here Are Real Fixes

There is no doubt that it is quite frustrating when your device buttons, such as home and back don’t work properly. The reasons can be software as well as hardware issues. If you are wondering whether there is any solution to fix this problem, then you’ve come to the right place. Firstly, yes some methods can probably help you to come out of this issue. Here, in this guide, we have covered various solutions you can try to resolve the “home button not working Android” problem no matter whether it is due to software or hardware reason.

Part 1: 4 Common Measures to Fix Home Button Not Working Android

Here, we are going to mention four common methods that you can try to resolve the home button problem on your Meizu 21 Pro with ease.

1.1 One click to fix Android Home Button Not Working

[Try It Free](https://download.wondershare.com/drfone_repair_full3371.exe)

When it comes to the home button not working Meizu 21 Pro problem, the most common reason is the unknown system issues. In such a scenario, the best solution is using Dr.Fone - System Repair (Android) software to repair your Android system to normal in one click. This tool is powerful enough to resolve various Android issues within a few minutes.

Dr.Fone - System Repair (Android)

Android repair tool to fix home button not working on Android

• The tool can help you to fix the Android operating system in a wide range of scenarios.
• It is compatible with all Meizu 21 Pro devices.
• There is no need for technical skills to use the software.
• The software comes with a high success rate for fixing the Android system.
• It provides easy steps to resolve Android issues.

3981454 people have downloaded it

To learn how to fix home button not working problem, download and install the Dr.Fone - System Repair (Android) software on your computer, follow the below step-by-step guide:

Step 1: To begin with the process, launch the software on your computer and select the “System Repair” option from the software main window.

Step 2: Thereafter, connect your Meizu 21 Pro to the computer using a USB cable and select the “Android Repair” tab from the left menu.

Step 3: Next, you will navigate to a device information page where you have to provide your device information.

Step 4: After that, the software will download the appropriate firmware to repair your Android system.

Step 5: After downloading the firmware, the software will start the repair process. Wait for a few seconds, the problem should get fixed and your phone will get back to its normal state.

1.2 Force Restart your Android

Whenever you encounter with Android virtual soft keys, not working problem, the first thing you should try is to force restart your phone . If the problem is due to a software issue, then it can be probably fixed by simply force restarting your Android.

Here are simple steps on how to force restart on Android:

Step 1: To begin with, press and hold the power button and either volume up or down button at the same time until your device screen goes off.

Step 2: Next, press the power button for a few moments to force restart your device.

1.3 Restore Factory Settings

If force restarting won’t help you to fix the problem you are facing, it’s time to reset your Meizu 21 Pro to factory settings. The factory reset on an Android device will erase all of your phone settings, third-party apps, user data, and other app data to restore your device to its original manufacturer condition or settings. It means that this can bring back your device to its normal state.

To learn how to restore factory settings, follow the below steps:

Step 1: Go to your ‘Settings” and then, go to “System”>” Advanced”>” Reset options”.

Step 2: Next, tap on “Erase all data”>” Reset phone” to factory reset on your phone. Here, you may need to enter the password or pin or pattern.

Once you are done with the above steps, restart your phone and restore your data and this might be fixed the problem for you. If not, then try the next solution.

DEX 3 RE is Easy-To-Use DJ Mixing Software for MAC and Windows Designed for Today’s Versatile DJ.

Mix from your own library of music, iTunes or use the Pulselocker subsciprtion service for in-app access to over 44 million songs. Use with over 85 supported DJ controllers or mix with a keyboard and mouse. 

DEX 3 RE is everything you need without the clutter - the perfect 2-deck mixing software solution for mobile DJs or hard-core hobbiests. 
PCDJ DEX 3 RE (DJ Software for Win & MAC - Product Activation For 3 Machines)

1.4 Update Android Firmware

It might be the case that your Android firmware is not updated and that’s why you are experiencing the home button not working Android problem. Sometimes, not updating your Android firmware can cause various issues and problems while using your device. So, you should update it, and here are steps on how to do it:

Step 1: Open the Settings and then, go to “About device”. Next, click “System updates”.

Step 2: After that, click “Check for updates” and if updates are available, then download and install it to update your Android version.

Part 2: What if the Home Button fails due to hardware reasons?

When your Android home and back button not working because of hardware reasons, you can’t get the problem resolved by simply rebooting your device. In such cases, you have to use alternative apps to replace the home button.

2.1 Simple Control app

The Simple Control app is the first and foremost solution to fix the Android home button not working issue. With the help of this app, you can fix many soft keys of your device. It is specially designed for Android users facing trouble using home, volume, back, and camera buttons. Plus, the app utilizes Accessibility service, but it doesn’t get access to your sensitive and personal information.

Pros:

• It can easily replace broken and failed buttons.
• The app is quite easy to use.

Cons:

• It is not as much efficient as other similar apps available out there.

URL: https://play.google.com/store/apps/details?id=ace.jun.simplecontrol&hl=en_US

2.2 Button Savior app

Button Savior app is one of the ultimate apps that can help you to fix the Android home button not working problem with ease. For this app, root and no root versions are available on the Google Play store. To fix the Home button not working issue, no root version is the right one. But, if you want to fix the Back button or other buttons, then you need to go for the root version.

Pros:

• It comes with a root as well as no root version.
• The app is powerful enough to fix a wide range of buttons.
• It shows information regarding the date and time and battery.

Cons:

• The root version of the app can cause data loss.

URL: https://play.google.com/store/apps/details?id=com.smart.swkey" target="_blank” rel=”nofollow

2.3 Navigation Bar (Back, Home, Recent Button) app

Navigation Bar app is another great solution to fix the home button not responding problem. It can replace broken and failed button for users who are facing difficulty using navigation bar panel or buttons not working properly. The app offers numerous features, and it is easy to use.

Pros:

• It offers many colors to make an incredible navigation bar.
• The app provides 15 themes for customization.
• It comes with the ability to change the size of the navigation bar.

Cons:

• Sometimes, the navigation bar stopped working.
• It comes with ads.

URL: https://play.google.com/store/apps/details?id=nu.nav.bar

2.4 Home Button app

Home button app is another remarkable solution to replace broken and failed home buttons for users having trouble while using buttons. With this app, it is quite easy to press or even long press on the home button as assistive touch.

Pros:

• You can change the button of color using the app.
• With the help of it, you can set a vibrate setting on touch.
• It provides support for many press actions, such as home, back, power menu, etc.

Cons:

• It doesn’t come with a lot of features, unlike other apps.
• Sometimes, it shuts down automatically.

URL: https://play.google.com/store/apps/details?id=nu.home.button

2.5 Multi-action Home Button app

Is your Android physical home button is broken or dead? If yes, then the Multi-action Home Button app can help you to fix it with ease. With the help of it, you can create a button in centre-bottom of your device screen, and you can also add numerous actions to that button.

Pros:

• It provides various actions with the button.
• It is very simple and easy to use.

Cons:

• The app’s very useful feature comes with its pro version.

URL: https://play.google.com/store/apps/details?id=com.home.button.bottom

Conclusion

Hopefully, the methods covered in this post helps you to fix Android home and back button not working problem for you. If it is a system issue, then the best thing you can do is to take advantage of Dr.Fone - System Repair (Android) software. It can surely help you to fix your Android system to normal within a few minutes.

How to Fix Android.Process.Media Has Stopped on Meizu 21 Pro

Like any other technological system, Android is not without its fair share of problems. One of the most common issues that Android users face is the android.process.media error. If you have encountered this problem lately, you don’t need to worry, this article will clearly explain what exactly causes this error and how to fix it safely.

Part 1. Why this error pops up?

There are several reasons why this error can occur repeatedly and it is worth noting the various reasons why this happens so that you can avoid the problem in the future. Some of the most common ones include:

• 1. Moving from one custom ROM to another can cause this error to occur
• 2. A failed firmware upgrade may also be to blame
• 3. A virus attack can also result in this error among many others
• 4. Restoring apps via a Titanium backup is also a major cause
• 5. Failure of certain apps such as the download manager and the media storage

Part 2. Back up your Android Data First

It is always a good idea to back up your data especially before embarking on any attempt to fix any problem with your device. This way you will always have your data with you just in case something goes wrong and you lose all your data. Wondershare Dr.Fone will help you easily back up your Meizu 21 Pro. The application will allow you to back up your device with a few clicks and you can restore what you want from your backup .

Wondershare Dr.Fone

Flexibly Back up and Restore Android Data

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

4,503,800 people have downloaded it

Follow the steps below to learn how to back up your phone in steps.

Step 1. Download, install, and run the program

Click the “Start Download” button above to get the software installed on your computer. Then run it. The primary window of the software looks like below.

Step 2. Connect your device

Then connect your Meizu 21 Pro to the computer and make sure that it can be recognized by your computer. Then click on “My Backup” on Dr.Fone.

Step 3. Begin to backup

When your device is displayed on the window of the program, click “Back Up Now “ to begin. The rest will be done by the program.

safe & secure

Part 3. How to Fix “Android. Process. Media” Error

With a full backup of your Meizu 21 Pro, you can now embark on a mission to fix the error. There are several methods to clear this error. We have outlined three of the most effective solutions here.

Method 1: Ensure app and system updates

Updates often include patches for known issues and vulnerabilities. Ensuring that both apps and the system are up to date can resolve many potential problems.

Step 1: Visit the Google Play Store to check for available app updates.

Step 2: In “Settings,” go to “System” > “Software Update” to check for system updates.

Method 2: Reset app preferences

App preference settings might sometimes lead to conflicts or anomalies. Resetting these settings can revert apps to their default state, resolving potential issues.

Step 1: Go to “Settings” on your device.

Step 2: Access “Apps.”

Step 3: Tap the menu icon in the upper-right corner and select “Reset App Preferences.”

WonderFox DVD Ripper Pro

Method 3: Clear the cache and data on your device

Step 1: Go to Settings> Applications> Manage Applications and find the Google Services framework.

Step 2: Next, find Google Play from the same Manage Applications page.

Step 3: Tap on it and then Tap on clear cache.

Step 4: Press the back button to go back to the Google Services framework and then choose Force stop > clear cache > OK

Step 5: Next you need to open Google Play and when presented with an error, click OK

Step 6: Turn off the Meizu 21 Pro device and then turn it back on. Go to the Google Services framework again and turn it on to see if the issue has been resolved.

Power Tools add-on for Google Sheets, Lifetime subscription

Method 4: Check Google Sync & Media Storage settings

Step 1: Go to Settings > Accounts and Personal> Google Sync and uncheck all the checkboxes to stop the Google Synchronization.

Step 2: Disable and Clear all Media Storage data by going to Settings> Apps> All Apps. Find the Media Storage> Clear Data> Disable

Step 3: Use the same method as above to clear the Download Manager data

Step 4: Turn off your device and then turn it on

This Should clear the error message for good.

Method 5: Boot your device into safe mode

Safe mode can temporarily disable third-party apps, allowing only core system apps. This detects if a third-party app causes the “Android process media keeps stopping” error. If the problem disappears in safe mode, a third-party app might be the cause. Uninstalling it can restore normal function. If the problem persists in safe mode, a deeper system issue might exist, needing further investigation or support.

Method 6: Fix the error by using a dedicated repair tool

Dr.Fone - System Repair (Android)

Fix Android process media has stopped issue in one click

• Fix all Android system issues like black screen of death, won’t turn on, system UI not working, etc.
• Industry’s 1st tool for one-click Android repair. Without any data loss.
• Supports all the new Meizu 21 Pro devices like Galaxy S8, S9, S22, etc.
• Step-by-step instructions provided. No technical skills required.

4,989,253 people have downloaded it

Step 1. Connect your Meizu 21 Pro

After launching Dr.Fone, click on “System Repair” from the main window.

Then connect your Meizu 21 Pro with the correct cable and choose “Android” > click “Start”.

In the Meizu 21 Pro device information interface, remember to select the correct information. Then confirm the warning and click “Next”.

To confirm the Android repair may erase all data on your device, you need to type in “000000” to proceed.

DbSchema database designer for all databases, schema design in the team, schema deployment, interactive diagrams, documentation, data and query tools.

Step 2. Repair your Meizu 21 Pro in Download mode.

Read and follow the guide here to boot your Meizu 21 Pro in Download mode.

Then click “Next” to start downloading the firmware.

It may take a while, so you could have a cup of coffee to wait for the repair process completed.

PDF application, powered by AI-based OCR, for unified workflows with both digital and scanned documents.

safe & secure

Method 7: Factory Reset your device

If the above steps fail, you might need to perform a factory reset. A factory reset restores the Meizu 21 Pro device to its initial state, which can eliminate many problems, but it will also erase all data. Ensure you back up your important data before proceeding.

Method 8: Seek Manufacturer Support

If the problem persists after trying the above steps, it could be related to specific device or software issues. It’s advisable to contact your device manufacturer’s support team for more detailed guidance and assistance.

It is our hope that when faced with this fairly common error, you will not panic. This is a fairly mild issue that can easily be fixed as we have seen above.

safe & secure