How to Change Lock Screen Wallpaper on Oppo A78

Every smartphone user wants their lock screen wallpapers to be the finest quality. Since the Oppo A78 device comes with a generic lock screen wallpaper on itself, changing it is necessary. Regardless of your Android device, the need to change the lock screen wallpaper on Android is significant. If so, the article will provide two diverse techniques familiar to any Android device.

Along with the basic methods, the article will redirect its discussion to changing the lock screen wallpaper for different brands. Find more about how to change the lock screen wallpaper on Android with the available methods and techniques to bring aesthetics to your device.

Part 1: How To Change Lock Screen Picture on Android Phone With 2 Common Methods

Every Android smartphone has its interface to follow while changing the lock screen wallpaper or screen saver of the Oppo A78 device. However, before we dive into the Oppo A78 device-specific details, let’s dissect the two common methods to change the lock screen wallpaper on Android:

Method 1: Pressing Home Screen Method

The first thing to try for changing the lock screen wallpaper includes the long press technique. This technique is available for almost all Android devices, a basic approach to changing lock screen wallpapers. To know how it is done, follow the steps provided below:

Step 1: As you unlock your Android smartphone, press the clear region until the home-screen options appear on the front.

Step 2: Select the “Wallpaper” option in the available buttons to lead to another window showing different wallpapers.

Step 3: Out of all the wallpapers, select any of them and tap on the “Apply” button to set it as your lock screen wallpaper.

Method 2: Using Your Gallery

You can also set your favorite picture as the Android lock screen wallpaper from the settings provided in your gallery. To know how you can utilize your device’s Gallery, look into the steps provided next:

Step 1: Access the menu of your Android device and locate the “Gallery” app in the available options. Continue to locate your respective photo in the “Albums.”

Image name: lock-screen-wallpaper-on-android-3.jpg

Image alt: access the gallery

Step 2: Choose and open the image on the screen, and continue to select the “Three-Dotted” icon on the bottom-right of the screen.

Step 3: On selecting the option of “Set as wallpaper,” you will apply the particular image from the Gallery as your lock screen wallpaper.

Part 2: How to Change Lock Screen Wallpaper on Different Brands of Android Phones

The provided methods in the above part are comprehensive in changing the lock screen wallpaper of any Android smartphone. This, however, is not the same and is true for every Android device in the market. Since the difference in operation brings a clash for many users, the need for an idea for different smartphone brands is essential.

For this part, we will bring a guide explaining how to change the lock screen wallpaper on Android of different brands:

For Samsung Users

Step 1: On unlocking your Samsung, hold the empty space on your home screen to open a set of options. Select “Wallpapers” from the available list and continue to the next screen.

Step 2: Choose the option of “My wallpapers” or “Gallery” from the available list and select the wallpaper of your choice. As you select one, you will have to set it as your “Home screen,” “Lock screen,” or wallpaper for both screens.

Step 3: Once you observe the image on the preview window, tap on the button on the bottom to set it as your lock screen wallpaper.

Step 1: As you access the home screen of your Google Pixel, continue to hold the space. This will open a list of options where you must tap on “Wallpaper & style.” Continue to select the “Change wallpaper” option to bring new colors to your Google Pixel.

Step 2: On the next screen, select any particular category you want to set the lock screen wallpaper. For instance, if you selected “My photos,” choose your image and preview it on the following screen.

Step 3: To proceed, specify where you wish to set it as your wallpaper. As the options appear on the front, select the “Lock screen” option and continue to set your wallpaper.

For Motorola Users

Step 1: Lead into the “Settings” of your Motorola device and look for the “Wallpaper & style” option in the list.

Step 2: Select any options appearing on the next screen that defines the location from where you will add the new wallpaper. Selecting a particular wallpaper from the available options leads to the “Preview” screen.

Step 3: Continue to select the “Lock Screen” option on the preview screen and tap on the “Tick” icon at the bottom. To confirm, tap “Lock screen” to change the wallpaper on the lock screen of your Motorola.

Step 1: Launch the “Settings” application on your OnePlus smartphone and continue to the “Personalizations” option.

Step 2: On the next screen, continue to the “Wallpapers” section and go through the available media to select a new wallpaper.

Step 3: As you select a particular wallpaper and continue to the preview screen, select the “Apply” button and proceed to choose “Lock Screen” from the pop-up menu.

Part 3: Top 10 Download Sites About Cool Screen Wallpaper on Android

What if you feel that you do not have the coolest screen wallpaper that you can change on your Android device? Before changing your Android lock screen wallpaper on your device, find a unique option that can be easily replaced. Instead of limiting yourselves to the options available on the Oppo A78 device, you can consider moving to different download sites for downloading the coolest lock screen wallpaper:

1. Zedge

Zedge is one of the most premium websites for accessing wallpapers for Android devices. With accessibility to content from exclusive artists, Zedge presents the best personalization options to its users. For effective wallpaper creation, you can add your creativity to bring in the best results for your device.

2. Interfacelift

For exclusive access to free wallpapers of multiple categories, Interfacelift provides some impressive and high-quality results. This intuitive wallpaper site provides some captivating options. Along with that, it asserts a special force on photographs of landscapes, which makes it a great site.

3. Unsplash

Known for keeping royalty-free, high-quality content, Unsplash can be a great Android wallpaper site. Download your favorite wallpapers that will perfectly suit your Android device. Along with its smooth interface, Unsplash offers diversity with its dedicated Unsplash+ plan.

4. Mobile9

For variety, you can always go for Mobile9. This unique, expressive, and productive wallpaper site provides the best Android wallpapers. Following this, it offers multiple diversity of content, including ringtones and books. However, to get your hands on the finest quality wallpaper, do consider trying the site.

5. Dribbble

If you seek the best design for your Android lock screen, Dribbble provides the finest quality. Out of the 10,000+ designs, you can find your choice. Along with that, the site service also presents the wallpapers in dedicated categories. Searching for the right Android lock screen wallpaper gets easy in such an environment.

6. Wallpapers.com

For a service that provides dedicated Android lock screen wallpapers, Wallpapers.com holds a good position. With the finest wallpapers to use on the Android device, you can also customize the available wallpapers. Dedicated categories make it easy for users to select their favorite wallpaper from the 1000+ options.

7. Pexels

There are very few websites that offer the finest quality wallpapers for free. Pexels, being one of them, displays a great interface for users with sub-categorization. With descriptions for every wallpaper, you can select the best one for your device. Find a categorized section of more than 70,000 wallpapers on this platform.

8. Pixabay

Who won’t have heard of Pixabay as a haven for lock screen wallpapers? This platform provides a different perspective on wallpaper search. To find the best option, you can diversify your search according to orientation, size, and color. This makes your search much easier and swift for changing the Android lock screen.

9. 500px

To access the best wallpapers in the world, 500px is a good platform to keep in mind. While it helps a wide community fulfill their tasks, it can be a purposeful option. For diverse operability in the site, users can also sell their work into a global marketplace.

10. Wallpaperswide

From desktop to Android wallpapers, Wallpaperswide holds a diverse set of options. This platform is designed to provide a diversity of categories to its users. With a simple interface, it is a great option for gathering content.

Bonus Part: How To Unlock Android Screen if Forgotten the Password

Although you have learned how to change the lock screen wallpaper on Android, multiple complications can arise. One such problem that can occur on your device involves it getting locked. If the Oppo A78 device gets locked, you cannot use it. For an Android whose password is locked, you will require a platform to amend the problem.

Dr.Fone – Screen Unlock (Android) provides a complete platform to unlock the Android device. This is the right place to go if you seek to remove such locks from your device within minutes. With the option of bypassing any screen lock, it can protect your device’s data.

Such options make it the finest platform to resolve issues with the Android device. To know how one can unlock their Android device with Dr.Fone, look through the provided steps:

Step 1: Open Screen Unlock Tool

You need to download and launch Dr.Fone on your computer and continue to the “Screen Unlock” tool. On accessing the tool, connect your Android device with a cable.

Step 2: Start Unlocking the Android

Proceed to select the “Unlock Android Screen/FRP” option and continue into the “Unlock Android Screen” option.

Step 3: Select Mode and Device Details

If you intend not to lose data, continue to the “Remove without data loss” option. You will have to select the details of the connected Android device.

Step 4: Access Download Mode

Put your Android device in Download Mode by powering it off. Continue to press the “Volume Down,” “Home,” and “Power” buttons simultaneously. After a few seconds, press the “Volume Up” button to enter the Download Mode.

Step 5: Unlock Android Successfully

The package starts downloading as the Oppo A78 device gets into Download Mode. It will take a while until it completes. Once the download process gets completed, press the “Remove Now” button to remove the Android screen lock.

Image name: lock-screen-wallpaper-on-android-32.jpg

Image link: https://images.wondershare.com/drfone/guide/android-unlock-07.png

Image alt: start removing screen lock

Conclusion

The details provided are comprehensive in helping you change the lockscreen wallpaper on Android. While learning unique ways, along with dedicated techniques for smartphones, we are sure that you are clear about how to change lock screen picture on Android phone.Why not take a try now? This article has also introduced some of the best sites to download Android wallpapers. For effective results and to save your locked device from getting useless, use Dr.Fone – Screen Unlock.

How To Enable USB Debugging on a Locked Oppo A78 Phone

Unlocking your Android’s potential goes beyond its surface features. Understanding USB debugging is key to troubleshooting and maximizing your device’s capabilities. In simple terms, USB debugging allows deeper access to your phone’s functionalities, aiding in software development and data recovery.

However, enabling USB debugging becomes crucial yet challenging when your phone is locked. This article delves into this necessity, explaining how to enable USB debugging on locked phones, especially for Android users. Unravel the mystery behind this essential feature, empowering yourself to navigate through locked phone scenarios effortlessly.

Part I. Challenges in Enabling USB Debugging on a Locked Android Phone

USB debugging is a nifty tool that lets you peek behind the scenes of your Android phone’s software. It’s like having a secret key that unlocks deeper access to your device, enabling tasks like software tweaking, app testing, and even data recovery.

Challenges in Enabling USB Debugging on a Locked Phone

Outlined below are some of the barriers, scenarios, and limitations, shedding light on the challenges that make USB debugging seemingly impossible.

• **Locked-out access.**When your phone is locked, gaining access to the settings becomes a roadblock to enabling USB debugging.
• **Limited functionality.**The phone’s locked state restricts the usual methods of accessing developer settings and USB debugging options.
• **Security measures.**For security reasons, most devices limit access to sensitive settings when the phone is locked, making it tricky to enable USB debugging.

Scenarios Requiring USB Debugging on a Locked Phone

Unlocking your phone’s potential becomes crucial in moments of crisis. Explore below some of the scenarios where enabling USB debugging on a locked Android device becomes your beacon of hope:

• **Data recovery.**Imagine accidentally locking yourself out of your phone with important data inside. Enabling USB debugging could be your ticket to retrieve that precious information.
• **Software troubleshooting.**Sometimes, a locked phone might need software fixes or troubleshooting that requires USB debugging to access certain tools.
• **Device testing.**For developers or tech-savvy users, testing new apps or debugging software issues often demands enabling USB debugging, even when the phone is locked.

Part II. How To Enable USB Debugging on Locked Phones

This section outlines the traditional method of enabling USB debugging on an Android phone. Stay tuned and check out the steps below:

• Step 1: Unlock your device**.** If needed, enter your phone’s passcode or pattern to gain access to the Settings.
• Step 2: Go to Settings, scroll down to About Phone, and tap on Build number seven or eight times to unlock the Developer Options.

Step 3: Once unlocked, return to Settings, find Developer Options (usually at the bottom), and enter the menu. Enable USB Debugging by tapping OK once the Allow USB Debugging? message appears.

However, what if your phone remains locked, making these steps impossible? Such a case calls for an alternative solution. Fortunately, there is one tool that is fully reliable when it comes to unlocking locked mobile devices. Dr.Fone - Screen Unlock (Android) can help bypass these challenges and enable USB debugging on a locked Android phone effortlessly. So, buckle up as the next section unravels the secrets to unlock your device’s potential!

Part III. Seamlessly Unlock Your Android With a Professional Resolution

Enabling USB debugging on a locked phone can feel like navigating a maze with no clear exit. Sometimes, despite your best efforts, the traditional method fails to grant access. Fret not! There’s a smoother path that unlocks your phone and eases the USB debugging hurdle.

Why Unlocking First Makes Sense

Attempting to enable USB debugging on locked phones can hit roadblocks. That’s why unlocking your device first becomes a game-changer. Dr.Fone – Screen Unlock (Android) is the hero of this story, simplifying the process and ensuring a hassle-free experience.

Key Features and Benefits

Check out the amazing key features and benefits of Dr.Fone – Screen Unlock that fits Android devices:

• **Data safety and reliability.**Your data’s security remains paramount. With Dr.Fone – Screen Unlock, your device’s integrity and precious data stay safeguarded throughout the unlocking process.
• Dr.Fone - Screen Unlock is compatible with a wide range of Android devices, irrespective of brand or model, ensuring accessibility for various users.
• It’s not just about unlocking a locked screen; Dr.Fone offers multiple unlock modes tailored to different scenarios, whether a forgotten password, PIN, pattern, or fingerprint issue.
• **High success rate.**With a high success rate in unlocking locked screens, Dr.Fone - Screen Unlock provides a reliable solution, even for complex lock scenarios.
• **No data loss.**Users can rejoice in the fact that the unlocking process doesn’t compromise data integrity. Your photos, messages, and apps remain untouched and secure.
• **Ease of use.**The software is designed for simplicity, making the unlocking process accessible to users with varying levels of technical expertise.

Tips: Forget your device password and can’t get access to it? No worries as Dr.Fone is here to help you. Download it and start a seamless unlock experience!

Guide To Unlock Your Oppo A78 With Dr.Fone – Screen Unlock (Android)

Below are the steps on how you can unlock your Android device using Dr.Fone:

• Step 1: Get the most recent version of Wondershare Dr.Fone and connect your Android device to your computer via a USB cord. After connecting, access the unlock screen tool by going to the Toolbox and then selecting Screen Unlock.

• Step 2: Once prompted, choose Android to unlock your Android screen lock. On the following screen, you’ll see two options; choose Unlock Android Screen.

• Step 3: After that, you’ll be taken to a new screen where you can choose the brand of your mobile device.

• Step 4: Once done, click the Remove without Data Loss button from the two options presented on the screen.

• Step 5: Unlocking the Android screen requires choosing the Brand, Device Name, and Device Model next. Enable the option that says I agree with the warning, and I am ready to proceed by clicking the corresponding checkbox. To proceed with unlocking the screen, click Next.

• Step 6: Type 000000 when asked to confirm the process. After entering the code, click Confirm to run the program.

• Step 7: Once you’ve recognized your Android device’s model, Dr. Fone will walk you through entering Download Mode. Following the on-screen prompts will take you directly to the next screen. It then depicts the progress of the screen unlocking procedure, in which the platform’s required drivers and configuration files are downloaded.

• Step 8: A new screen will appear, indicating the process has been completed. Click Done if your device’s screen unlock issue has been successfully fixed. If not, click the Try Again button.

Dr.Fone – Screen Unlock (Android) acts as your trusty guide, leading you through the maze of locked screens and inaccessible settings. It unlocks your phone first and enables USB debugging without the frustrating barriers.

Learn More About Android Unlock:

Samsung Unlock Codes to Unlock Samsung Phones [2024 Updated]

Unlocking Your Realme Phone Made Easy: No Data Loss!

The Best Android Unlock Software of 2024

Conclusion

In face of locked screens, USB debugging is a beacon of access and troubleshooting for your Android device. Remember, enabling USB debugging on a locked phone is crucial, opening doors to unforeseen solutions. However, what if you want to enable USB debugging on locked phones, but the process gets messy?

Then, it’s time to consider Dr.Fone - Screen Unlock (Android). It effortlessly paves the way to enable USB debugging on locked phones. By ensuring your device’s security and accessibility, even in locked states, Dr.Fone empowers you to navigate through obstacles, safeguarding your data while unlocking endless possibilities.

How To Unlock Any Oppo A78 Phone Password Using Emergency Call

Today, smartphones are an extension of people. Securing them with a PIN, passcode, pattern, fingerprint, or face unlock has become the norm. It’s like putting a digital lock on our private world.

But you have to face it: sometimes, people forget the codes they set to protect their phones or can’t unlock them with their injured fingers or faces. Picture this: you’re staring at your phone screen, trying to recall that password, but it’s not coming to you.

That’s where emergency call bypass is a nifty little trick that can be a lifesaver. In this article, you’ll learn how to unlock any phone password using the emergency call technique. The article will also explore other methods for when your memory fails you. So, read through and never go through this trouble again.

Part 1: What Is the Emergency Call Bypass Method?

The Android emergency call bypass method is a lesser-known workaround for those unfortunate moments when you’re locked out of your phone. This method exploits a loophole in the phone’s lock screen, allowing you to access your device even when you’ve forgotten your password, PIN, or pattern. It’s like finding a secret backdoor when the front door is bolted shut.

“How can unlocking Vivo, Oppo, and Samsung phones using emergency calls be effective?” You may ask. Imagine you need to access important information on your phone but can’t remember your lock screen code. Instead of panicking or rushing to a technician, the emergency call bypass can be a quick and handy solution. It’s particularly useful when immediate access to your phone is crucial and you don’t have time to reset your password through official channels.

Limitations of the Emergency Call Bypass Method

However, it’s important to note that this method has its limitations. It primarily works on older Android devices, specifically those running Android 5.0 (Lollipop) and below. As smartphone technology has evolved, manufacturers have patched many loopholes to enhance security. So, this method might not work for you if you have a more recent Android version.

But don’t worry – if you’re locked out of a newer phone, you can try several other methods, which you will explore later in this article. Remember, the emergency call bypass can be a lifesaver in specific scenarios. However, it’s always best to use such methods responsibly and ethically. And, of course, you should always note your passwords.

Part 2: How To Perform Emergency Call Bypass To Unlock Screen

Unlocking your Android phone without a password using the Emergency Call Bypass method can be tricky, but it’s doable, especially on devices running Android OS 5.0 (Lollipop) and below. Here’s a step-by-step guide on how to unlock any phone password using the emergency call feature:

• Step 1: Start by tapping the Emergency Call button on your lock screen. This will bring up the emergency dialer screen.

• Step 2: Type a series of special symbols on the dialer screen, such as asterisks (*). Do this several times in a row.
• Step 3: Double-tap the string of symbols to highlight them, then copy the string. Now, tap on the screen to paste the copied string. Repeat this process 10 to 11 times until you can no longer highlight the series.
• Step 4: Go back to the lock screen. Open the Camera app by tapping the camera icon or sliding left. Simultaneously, pull down the Notification Panel from the top.
• Step 5: In the Notification Panel, tap the gear icon to try and access your device’s settings.
• Step 6: When prompted for a password, long-press and paste the copied string into the password field. Repeat this several times until the option to paste is no longer available.
• Step 7: Keep pasting the string until the interface crashes. The lock screen should disappear, and the camera interface will expand. After some time, the camera app should also crash, and your device will unlock, displaying the home screen.

This method, while unconventional, has been known to work on various Android 5 devices, including Samsung models. However, using this technique responsibly and only on devices you own or have permission to access is important. Remember, this method exploits a security flaw and should be used as a last resort.

Part 3: Other Ways To Unlock Your Screen

While the emergency call bypass for Android method is interesting, it’s largely unreliable and outdated, mainly effective on older Android versions. Modern devices have significantly improved security, making this method obsolete. There are other, more reliable methods for those needing to unlock their phone’s screen.

Method 1: Wondershare Dr.Fone – Screen Unlock

Wondershare Dr.Fone is a comprehensive software solution for various mobile issues, including screen unlocking. It’s especially useful when you’ve forgotten your password, pattern, or PIN. Here’s how you can use Dr.Fone to unlock your screen:

Dr.Fone - Screen Unlock (Android)

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

• Completely unlinked from the previous Google account, it won’t be traced or blocked by it anymore.
• Remove all Android screen locks (PIN/pattern/fingerprints/face ID) in minutes.
• Compatiable with various Android models.
• Provide specific removal solutions to promise good success rate.

4,008,670 people have downloaded it

• Step 1: Launch the Dr.Fone toolkit and go to Toolbox > Screen Unlock. Connect your Android device to your PC.

• Step 2: On the next page, choose Android.

• Step 3: Select Unlock Android Screen, as this is specifically for bypassing the lock screen

• Step 4: Select the brand of your device.

• Step 5: Click Remove without Data Loss to ensure your data stays intact.

• Step 6: Confirm device details. Then, enter “000000” to confirm and initiate the unlocking process.

• Step 7: The software will provide specific instructions to put your device into download mode. Follow them.

• Step 8: Once the process is complete, click Done. If it doesn’t work the first time, try again.

Method 2: Using “Forgot PIN/Passcode” and Google Account

You can use the Forgot PIN/Passcode feature if you’ve linked your phone to a Google account. After multiple failed attempts to unlock your phone, you’ll see a prompt to reset the password via your Google account credentials.

Method 3: Forcing a Data Reset on Your Android Phone

As a last resort, you can perform a factory reset. This will erase all data on your device but remove the lock screen. Access the recovery mode by pressing a combination of keys (usually volume up/down and the power button) and then selecting Wipe data/Factory reset.

Method 4: Booting Into Safe Mode

Booting into safe mode can bypass third-party lock screens. This method won’t work on the default lock screen but can be helpful if an app sets the lock.

In summary, while the emergency call bypass is a thing of the past, there are still various ways to unlock your phone. There’s always a solution, whether through a sophisticated tool like Wondershare Dr.Fone or built-in Android features.

Conclusion

This guide explored how to bypass the Android lock screen using an emergency call. It mainly focused on outdated Android emergency call bypass and more reliable alternatives. Key takeaways include understanding that while older methods like the emergency call bypass are largely ineffective on modern devices, tools like Wondershare Dr.Fone offer a safe and trusted solution.

Learning to unlock your phone screen ensures you’re never locked out of your device, keeping it within your reach. Consider using Dr. Fone- Screen Unlock for a secure and effective way to bypass phone lock screens. It’s an excellent tool for regaining access to your device without risking your data.