Oppo A78 Screen Unresponsive? Here’s How to Fix It

Oppo A78 phones have become increasingly popular due to their advanced features, sleek designs, and affordable prices. These phones offer many benefits, including high-quality cameras, long battery life, and fast processing speeds. However, sometimes users may encounter problems such as a Oppo A78 touch screen not working, which can be frustrating and difficult.

This article aims to provide solutions for Oppo A78 phone users experiencing screen unresponsiveness. We will explore various reasons this issue may occur and discuss step-by-step instructions for fixing the problem. So, if your Oppo A78 touchscreen is not working, don’t worry – we’ve got you covered!

What Causes A Oppo A78 Screen Unresponsive?

There are several reasons why a Oppo A78 phone’s screen may become unresponsive. Some common causes include software issues, hardware problems, or issues with the touchscreen itself. It’s essential to identify the root cause of the problem to fix it properly.

Below are some possible causes of Oppo A78 screen unresponsiveness, along with explanations of each.

• Soft-bricked software: Soft-bricking refers to the state where the phone is stuck in an infinite boot loop or unable to boot. It can occur due to corrupt system files, outdated firmware, or unsuccessful updates. For example, some Oppo A78 Y2 and 5A users have reported their screens getting stuck on the boot logo after a software update, rendering the Oppo A78 device unusable.

• Equipment is worn out: Hardware problems can also cause Oppo A78 screens to become unresponsive. It can be due to worn-out equipment, such as a damaged LCD screen, malfunctioning touch sensor, or loose ribbon cables. These issues can also occur in any Oppo A78 model, including the Y2 and 5A.

• **Touchscreen problems:**Sometimes, the touchscreen itself can become unresponsive for various reasons. For instance, Oppo A78 Y2 and 5A users may face this issue if they have accidentally dropped their phone, exposed it to water, or used an incompatible screen protector. It can result in a damaged or malfunctioning touchscreen, making it difficult or impossible to operate the phone.

The Common Solutions To Solve A Oppo A78 Screen Unresponsive

In the previous section, we identified the possible causes of Oppo A78 screen unresponsiveness, including soft-bricked software, hardware problems, and touchscreen issues. While the underlying reasons for screen unresponsiveness can be varied and complex, some common solutions can help resolve the issue. Here are three of the most common solutions to address tablet screen unresponsiveness, no matter the Oppo A78 model.

1. Restart The Device

Restarting the phone is typically the initial solution that comes to mind when we encounter the Oppo A78 black screen problem. It’s a simple and widely used method to address the issue, as the black screen problem could be caused by a software glitch, which can often be resolved by freeing up the phone’s memory.

It is the most commonly used method to fix Oppo A78’s touch screen and power button issues, such as unresponsiveness. By restarting the Oppo A78 device, background processes are disabled, and memory is freed up, allowing programs to run smoothly and potentially resolve the problem. To restart a Oppo A78 device, press the Power and Volume Up buttons simultaneously, and release the Power button once the Oppo A78logo appears.

2. Leave The Phone And Let The Battery Drain Completely

Sometimes, the tablet screen may become unresponsive due to a software issue preventing the Oppo A78 device from functioning correctly. Leaving the Oppo A78 device unused and draining the battery helps resolve these issues. After fully discharging the battery, the Oppo A78 device can be recharged and turned back on, potentially resolving the issue.

3. Contact Custom Service

If restarting the Oppo A78 device or allowing the battery to drain doesn’t resolve the issue, seeking professional assistance is recommended. The manufacturer may provide additional troubleshooting steps or recommend sending the Oppo A78 device in for repair or replacement. It’s important to check the warranty before contacting customer service, which may affect repair or replacement options.

In addition to the common solutions we discussed earlier, some model-specific solutions can help resolve the screen unresponsiveness issue on Oppo A78 Y2 and Oppo A78 5A.

4. Optimize Device Performance

One solution is to optimize the Oppo A78 device performance by clearing the cache, removing unwanted apps, and disabling unnecessary features. This method can help free up memory and resolve the issue.

You can clear your cached data using the default settings.

• Select Settings> Storage > Cached Data.
• To clear the cache, select Clear Cache.

5. Back Up And Factory Reset

Another solution is to back up the Oppo A78 device and perform a factory reset, which can help reset the Oppo A78 device to its original state and remove any software glitches that may be causing the screen unresponsiveness. The factory settings on your phone will restore any data saved by third-party applications and some of the phone’s settings when it was first built. Note that this method erases all data from the Oppo A78 device, so it should only be considered a last resort.

In the following steps, we will show you how to format the Oppo A78 Redmi 5A to erase all your data and restore it to its factory state.

• Open the Settings.
• Navigate to the Additional settings section of the Oppo A78 Redmi 5A settings.
• Please scroll down the screen until you reach the Backup & reset option, then click to access it.
• ClickErase all data (factory reset) to restore the network settings and applications, or completely reset the Oppo A78 Redmi 5A.
• Select All files on the phoneto make a complete format of the Oppo A78 Redmi 5A.

6. Using Dr. Fone Repair

If none of the above solutions worked, you can try using Dr. Fone Repair. This software is designed to fix various software issues on Android phones, including Oppo A78 devices. It can fix issues such as screen stuck on boot, black screen, and other software-related problems. Dr. Fone Repair is easy to use and can protect your data and files on your phone.

Here’s how to fix repair screen unresponsiveness or any software-related issues on Oppo A78 Y2 and Oppo A78 5A using Dr. Fone Repair:

• Begin by installing and opening Dr.Foneon your PC.
• Once opened, select the ‘System Repair’ option and connect your Android smartphone to your PC via USB cable.
• On the next screen, choose “Android****Repair“ from the list of available options.
• Click on the “Start“ button to initiate the repair process.
• You will then be prompted to enter the required device information such as the Oppo A78 device name, model number, and firmware version.
• Once you have entered the necessary information, click on the ‘Next’ button to proceed.
• Follow the on-screen instructions carefully to repair your Oppo A78.

How To Avoid A Oppo A78 Screen Unresponsive?

To avoid facing a Oppo A78 screen unresponsive issue, users can take several preventative measures. One important step is to update the Oppo A78 phone regularly to ensure the software is up to date and all bugs and glitches are fixed. Users can also use tools like Dr. Fone to regularly manage and repair data, including clearing cache and removing unwanted apps. It is also important to use quality charging cables and avoid exposing the Oppo A78 device to extreme temperatures or humidity, which can damage the internal components and potentially cause screen unresponsiveness. Finally, users can avoid dropping or mishandling the Oppo A78 device, leading to physical damage and causing the screen to become unresponsive. Users can help prevent screen unresponsiveness by taking these steps and ensuring their Oppo A78 device runs smoothly and reliably.

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Conclusion

Encountering a Oppo A78 screen unresponsive issue can be a common problem for some Oppo A78 phone users. However, with the solutions we have provided in this article, you can effectively solve the problem and get your phone back up and running in no time. It’s important to remember to regularly back up your data and take preventative measures, such as avoiding harmful malware and keeping your phone updated, to avoid experiencing this issue in the future.

By using reliable software, like Dr.Fone Repair, you can ensure that your Oppo A78 phone is well-maintained and operating smoothly. With these solutions and tips, you can enjoy the benefits of your Oppo A78 phone without any interruptions.

How to Fix It: Oppo A78 Won’t Turn On

Did your Oppo A78 decide to go on vacation and refuses to turn on? If your Oppo A78 won’t turn on for no apparent reason, finding why it failed to power on and the solution for it is not a fun process.

Here, we hope we are able to give you a checklist of reasons behind this issue and the possible steps you can take to rectify it.

Part 1: Common Reasons That Your Oppo A78 Won’t Turn On

If you cannot find any reason why your Oppo A78 will not switch on, here are some possible reasons:

1. Your Android phone is simply frozen in power-off or sleep mode. In which case, it fails to switch itself on or wake itself up when you initiate it.
2. Your phone’s battery may be out of charge.
3. The operating system or installed software is corrupted. The tell-tale sign if this is that if you manage to switch on your Oppo A78, it freezes or crash soon after.
4. Your device is clogged up with dust and lint causing the hardware to not work properly.
5. Your power button is broken , which caused it to not be able to trigger the necessary action needed to power up the Android phone. Check to also see if your connectors have no carbon build-up which will cause your phone to not be charged properly.

Part 2: Rescue Data on Android Phone That Will Not Turn On

If you need some help rescuing data from an Android phone that will not turn on, the Dr.Fone - Data Recovery (Android) will be your best friend in your data recovery attempt. With the help of this data recovery solution, you will be able to intuitively recover lost, deleted or corrupted data on any Android devices. Its flexibility and efficiency in rescuing data make it one of the best software out there.

Note: For now, the tool can rescue data from broken Android only if your phone is earlier than Android 8.0, or rooted.

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• It can also be used to recover data from broken devices or devices that are damaged in any other way such as those stuck in a reboot loop.
• Highest retrieval rate in the industry.
• Recover photos, videos, contacts, messages, call logs, and more.
• Compatible with Oppo A78 devices.

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If your Oppo A78 won’t turn on, here is how you can use the software to recover data:

Step 1: Launch Wondershare Dr.Fone

On your desktop computer or laptop, open Wondershare Dr.Fone. Click on Data Recovery on the left column. Connect your Oppo A78 to the computer using a USB cable.

Step 2: Decide which file types to recover

On the next window, you will need to check the boxes corresponding to the type of files you can recover from a list. You can get back Contacts, Messages, Call History, WhatsApp messages & attachments, Photos, Audio and more.

Step 3: Select the problem with your phone

Opt for “Touch screen not responsive or cannot access the phone” or “Black/broken screen”. Click Next to continue.

Look up for your device – pick the Oppo A78 device Name and Device Model. Advance by clicking on the Next button.

Step 4: Go into your Oppo A78’s Download Mode.

The data recovery tool will guide you on how you can go into your Oppo A78’s Download Mode. You should be getting a step-by-step guide on your computer.

Step 5: Scan the Android Phone.

Using the provided USB cable, attach your Oppo A78 to your computer – the data recovery tool should be able to discover your device automatically and scan it for recoverable data.

Step 6: Review and Retrieve the Data from Broken Android Phone.

Wait for the program to finish scanning the phone – once completed, you will be able to get a list of recoverable files. You can have a preview of the file by highlighting them. Tick the box next to the file name and click on Recover to start retrieving the files and save them in the destination of your choosing.

Part 3: Android Phone Won’t Turn On: One Click Fix

After repeated attempts, when your Android mobile/tablet stops buzzing, what options do you have to revive it?

Well, we would recommend picking Dr.Fone - System Repair (Android) to fix an Android phone will not switch problem. This one-click Android system repair tool resolves every Android system issue without any fuss including Android Phone won’t turn on issue.

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• With a high success rate for fixing Android devices, Dr.Fone - System Repair (Android) ranks at the top.
• This is a single click application to fix all Android system issues effortlessly.
• It is the first tool to repair all Android system issues in the industry.
• It is intuitive and requires no tech expertise to work with.

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Prior to fixing the Android phone will not switch and getting things back in action. You need to make sure that you have backed up the Android device . It is recommended that rescuing data from an Android phone by backing up is better than recovering it post the process.

Phase 1: Get the Oppo A78 device ready and connect it

Step 1: Run Dr.Fone on your computer once the installation is complete and tap the ‘Repair’ option form the interface. Now, connect your Android mobile with the computer.

Step 2: You will find a range of options, tap on the ‘Android Repair’ one. Hit the ‘Start’ button so that you can proceed to fix Android Phone won’t turn on hassle.

Step 3: Now, over the Oppo A78 device information window, ensure to feed your exact device details. Press the ‘Next’ button then on.

Phase 2: Enter ‘Download’ mode for fixing your Oppo A78

Step 1: You need to put your Oppo A78 in Download mode for resolving the Android phone will not switch on.

• For the Oppo A78 device having ‘Home’ button, you got to switch it off and press ‘Volume Down’, ‘Home’, and ‘Power’ keys for 5-10 seconds at once. Let them go and click on the ‘Volume Up’ button to put your phone in ‘Download’ mode.

• For ‘Home’ button-less device, turn the phone/tablet down first. For 5 – 10 seconds, hold down the ‘Volume Down’, ‘Bixby’, and ‘Power’ buttons. Tap on the ‘Volume Up’ button to get into the ‘Download’ mode, after releasing the 3 buttons.

Step 2: Hitting the ‘Next’ key will allow you to download firmware and proceed with the next step.

Step 3: Dr.Fone - System Repair (Android) would verify your firmware download and then take a while to rectify and resolve Android Phone won’t turn on issue.

Part 4: Android Phone Won’t Turn On: Common Fix

To try fixing an Android Phone that won’t turn on, follow these steps:

1. For any Android devices, remove the battery (considering the battery of your Oppo A78 can be removed) and leave it out for at least 30 minutes. Put back the battery in and try to turn it on.
2. Press and hold down the Power and Volume Down buttons at the same time for 15-30 minutes to reboot the Oppo A78 device.
3. Should the first two steps do not work, charge your Oppo A78 to get it out of the start-up loop. You can also opt to use a different battery, just in case your current battery is the source of the problem.
4. If there are any connected hardware e.g. SD card, remove them from the Oppo A78 device.
5. Start your Oppo A78 in Safe Mode by pressing and holding down the Menu or Volume Down button on your device.
6. Should the first five steps do not work for you, perform a hard reset. Do take note that each device will have a different way to do so and that data that is stored locally on the phone will be deleted.
7. Send your Oppo A78 to the repair shop should none of these steps work.

Part 5: Useful Tips to Protect Your Oppo A78

There are several reasons as to why your Oppo A78 won’t turn on. The problem could be a hardware or software issue which could be prevented. Here are some useful tips to protect your Oppo A78.

I. Hardware

• Remember that the components that make your Oppo A78 is sensitive. To protect these components from being damaged, use a good guard casing.
• Take apart your Oppo A78 and clean it routinely to avoid dust and lint from clogging the phone and overheating it.

II. Software

• It is recommended to download apps from Google Play Store. This way, you can be sure that your app comes from a trusted source.
• Read the app’s permission to see which part of the operating system and your personal information that you are giving access to.
• Install reliable anti-virus and anti-malware software to safeguard your Oppo A78 from malicious attacks.
• Make sure you update your operating system, software and apps to make sure you have the latest version – the developer may have fixed the bugs that have caused problems on Android phones.

It is important to note that your phone contains some important data. Therefore, when your Oppo A78 won’t turn on do not just give up - there are plenty of tools at your disposal to recover back your files and phone.

How to Fix Android App Not Installed Error on Oppo A78 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 Oppo A78? 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 Oppo A78 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 Oppo A78 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 Oppo A78 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.

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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.

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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.

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 Oppo A78 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!

#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.

#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.

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