Unlock Your Oppo A78’s Potential: The Top 20 Lock Screen Apps You Need to Try

The stock lock screen for Android may sometime feel boring. The OS does not let us do many changes to it and we have to remain satisfied with whatever is provided. But what if someone tells you there is a way to make things more exciting?

There are unique lock screen apps for android that can change the complete feel of the lock screen. You can get control over various tasks and perform actions directly from the screen. Today we will talk about the top 20 lock screen apps for android that will totally change the unlocking experience.

1. AcDisplay

It is a simple design android lock screen app which handles notifications in a minimalistic approach. You can access application directly from the lock screen. It has an active mode to wake your device using sensors.

Compatibility – Android 4.1+

Download: https://play.google.com/store/apps/details?id=com.achep.acdisplay

2. Hi Locker

Classic, Lollipo and iOS – you get three styles of unlocking with this lock screen android app. It even features fingerprint unlocking on chosen Samsung and Marshmallow devices. You can highly customize the android lock screen and even add events or weather predictions.

Compatibility – Android 4.1+

3. CM Locker

It is one of the most popular lock screen apps for android. It sets new level in phone security by taking selfie of anyone who tries to enter wrong password to access the phone.

Compatibility – Device dependent

4. LokLok

This beta app to lock Android screen is more for fun with friends. You can draw on your app screen and share with friends. Friends can also modify them and share.

Compatibility – Android 4.0+

6. ZUI Locker-Elegant Lock Screen

With this lock screen app for Android, you can set HD wallpaper and chose different layouts and themes on an impressive and simple UI. The android lock screen wallpapers can be rendered movement by phone’s gravity sensor.

Compatibility – Android 4.1+

7. Next News Lock Screen

For people interested in events of the world, this lock screen android app features news stories. Breaking news from your chosen categories will be presented directly on the lock screen.

Compatibility – Android 4.0+

8. C-Locker

Anyone looking for easy and simple unlocking experience will find C-Locker useful. It has many unlocking options to change lock screen wallpaper.

Compatibility – Android 2.3.3+

9. Echo Notification Lockscreen

One of the cool and minimalist lock screen apps for android is Echo. It provides instant detailed notifications in sorted in categories. You can snooze alerts and control music from the screen. It is also customizable with wallpapers.

Compatibility – Android 4.3+

10. GO Locker

It is one of the most popular and highly downloaded lock screen apps for android. Fully protection is guaranteed with lock home button feature. It presents a wide range of themes and unlocking styles and shortcuts too.

Compatibility – Device dependent

11. SlideLock Locker

For iOS fanatics this app delivers the Apple way of swiping to right to unlock. Doing it the other way gives direct access to camera. You can set custom alerts for each app.

Compatibility – Android 4.1+

12. Cover Lock Screen

Ever heard about an app that predicts your need? Cover uses real time data to place useful apps on android lock screen when you are at work, travelling or at home.

Compatibility – Android 4.1+

13. SnapLock Smart Lock Screen

You get a smooth unlocking experience featured in an elegant design in SnapLock. The app sends editor picked wallpapers daily to make things exciting. The date and time can also be arranged in many ways.

Compatibility – Android 4.1+

14. L Locker

Presenting the stylish design of Lollipop and Marshmallow, this applock for android also includes fun pattern lock animations. You can quick launch apps and control music.

Compatibility – Android 4.0+

16. DashClock Widget

DashClock lock screen android app lets you access weather reports, missed calls, calendar events, emails and alarms directly. It can also be used with other supported apps.

Compatibility – Android 4.2+

18. Locker Master

You can use Lock Master’s DIY editor to customize the android lock screen. Many clock designs, graphics etc can make your lock screen amazing. It delivers over 2,000 live wallpapers and themes.

Compatibility – Android 4.0.3+

20. Dodol Locker

It features best designs and themes among lock screen apps for android. You can decorate the lock screen in many ways and use powerful security features. The themes can be downloaded from Theme Shop in the app.

Compatibility – Android 2.3.3+

These are some of the best lock screen apps for Android that you can find. You can get more security and do more with your Android apps, in an easy manner. Plus, do not forget that every phone should have an app lock for Android – it might be really risky not to.

5 Solutions For Oppo A78 Unlock Without Password

One out of three people forget their phone’s password every day or make continuous wrong attempts that lock their phone. However, you can’t unlock your phone without the screen lock pattern or password. If you are an Oppo A78 user, and you can’t remember your device’s pattern or password, we have the best solution or you. Here, you will find the easiest and foolproof methods for an Oppo A78 pattern unlock.

Here is the complete guide with five methods to unlock an Oppo device that works in various situations. Every method is easy to use, and you can unlock your phone as long as you follow each step precisely. With our guide, you can remove your Oppo ‘s pattern, PIN, or password with your Google account. We also have various ways to unlock Oppo A78 without your Google account.

Here is a video for you to learn how to unlock Oppo A78 without password:

Part 1: Lock System About Oppo A78

1: Lock Types

Before we move towards the Oppo A78 pattern unlock, let’s talk about its lock types and security system. Oppo A78 is one of the older versions of Oppo android phones that was released in 2016. At that time, only flagship phones from each brand came with features like fingerprint sensors and facial unlock. Oppo A78 doesn’t offer these lock types. You can only set up a screen lock as a password, pattern, and PIN. You can also lock apps on Oppo A78 with its privacy password settings.

2: How to Set Them up?

Follow these steps to set up any type of lock on your Oppo A78 .

• Open “Settings” on your mobile and select “Lockscreen and Password”.
• The lock system menu would appear if your device had no screen locks. If your device has a screen lock, you will have to enter the password to enter the settings.
• Select the “Lockscreen Password” option at the top and tap on the “Enable Lock Screen” button.
• Select the type of lock you want to set and create a password.

3: How to Remove Them with Password or Pattern?

You can easily remove the lock screen of your Oppo A78 if you remember your password or pattern.

• Go to “Settings” and follow the previous steps to open the “Lockscreen Password” settings.
• Disable the lock screen by tapping on the “Enable Lock Screen” button once.
• Enter your password or pattern and wait for the system to remove the screen lock.

Part 2: 5 Solutions to Unlock Oppo A78 Without Password or Pattern

1: Google Find My Device

You can use the Google Find My Device for your Oppo A78 pattern unlock. It is a simple privacy and security Google feature that enables users to reset their android phones. Most people use it to factory reset their phones when someone steals their phones. Although Google Find My Device works every time, it is not the ideal solution if you don’t want to lose your data. With a hard reset, you lose all your data and settings. It is not worth it if all you want to do is unlock your screen. Here are the steps to unlock Oppo A78 with Find My Device.

• Open any browser on your PC and visit “Google Find My Device.”
• Make sure your phone is connected to the internet.
• Select the “Erase Device” option and log in with your Google account.
• After verification, click on “Ok” and wait for the system to factory reset.
• Power on your device and enter it without any pattern or password.

2: Google Account

Here is how you can do an Oppo A78 pattern unlock without PC. You don’t need any third-party software or device for this method. Every step is easy to follow, and it only takes a few minutes for you to unlock your phone. This method requires your Google account and password. Don’t use this method if you don’t know your Google password. If you are a beginner, it is better to use other methods because this method involves the risk of blocking your device. Follow these steps to unlock your Oppo device using your Google Account.

• Enter a random password or PIN on your phone’s lock screen five times.
• Wait for the system to give the alert message after you enter the wrong password five times.
• Now, wait for 30 seconds until the system asks you to enter your lock screen password.
• At the bottom left corner, tap the “Forgotten Password” option.
• Now the system will ask for your Google account and password.
• After you verify your Google account, you can enter your device.

3: Answer Security Questions

If you want to unlock your Oppo phone, you can also answer some security questions and reset the password. This method does not work on all Oppo devices, but you can use it for Oppo A78 screen unlock without PC. You will see various questions if your Google account is linked with the Oppo A78 device. All questions are based on your profile and credentials. You have to answer precisely with proper spaces. Here are the steps to unlock Oppo A78 with security questions.

• Use a random password or PIN five times and wait for the 30 seconds alert message.
• Tap on the “Forgot Pattern” option and move to the next screen.
• Select the “Answer Question” option if you want to unlock security questions. You can also select “Enter Google account details” if you know your Google account password.
• Tap on the “Next” button and answer every question that comes up.
• If you give correct answers, the system will open the screen lock.

4: Hard Reset (data loss)

A hard reset would be the best solution if you forgot your phone’s lock screen password or pattern. However, you can unlock your phone with your Google account as well. Do a hard reset if you can’t remember your Google account password and don’t want to use third-party tools. The only problem with hard resetting is that you lose all your data, images, files, settings, and personalization. That is why you can’t recover any of your data after the hard reset if you don’t have a data backup. The process of hard reset is different for every device. Here are the steps for Oppo A78 pattern unlock without a PC through a hard reset.

• Switch off your Oppo A78 with the power button.

• Press and hold the Volume down + Power buttons together for a few seconds. Hold the keys until you see the Oppo logo on the screen.

• Select the Language using the volume keys to navigate and the power key to select.

• Go to the “Wipe Data and Cache” option and select twice using the power key.

• For confirmation, select the “OK” option and wait for the system to reboot.

5: Dr.Fone - Screen Unlock

You can easily unlock your Oppo device without your Google account password and losing data. The best way is to use an Oppo A78 pattern lock removal tool. If you want an easy-to-use tool with fast and safe working, we recommend Dr.Fone - Screen Unlock. Dr.Fone enables users to unlock any android device within five minutes without password, Google account. You can unlock your Oppo A78 without effort. With Dr.Fone, you can also back up and restore your data , do a system repair for your mobile, and transfer WhatsApp with a few clicks. Here are the steps to remove the pattern lock from Oppo A78 with Dr.Fone – Screen Unlock.

Dr.Fone - Screen Unlock (Android)

The Best Tool to Unlock Oppo A78 Without Any Hassle!

• Remove all Android screen locks (PIN/pattern/fingerprints/face ID) in minutes.
• Remove the lock screen without data loss for part of Samsung and LG devices.
• Everyone can handle the lock screen without any tech knowledge.
• Provide specific removal solutions to promise good success rate.

4,008,672 people have downloaded it

Step 1. Click the “Start Download” button to download the software on your PC.

Open Dr.Fone on the PC with a USB cable connected to your phone > click “Screen Unlock” from the home page.

Step 2. Select Unlock Android Screen

With the button “Unlock Android Screen”, you can unlock your Oppo A78 via this part.

Step 3. Select Unlock mode: 100% Remove Screen Lock

When you’re on this page, “100% Remove Screen Lock” can unlock most phone brands’ screens. Because of the different recovery modes of different phone models, selecting the Oppo A78 device brand plays a great role in removing the lock.

Step 4. Now, it’s time to start removing the lock screen

Follow the guide step by step to complete all steps, these steps are important to unlock your Oppo A78 .

Now, no password or pattern to stop you from using your Oppo A78 !

Conclusion

If you know your Google account password, then you can easily unlock your phone after verification. If you don’t know the password, you can use a hard reset to erase all data and settings from your device. Use the Dr.Fone - Screen Unlock (Android) if you don’t want to lose your data. Dr.Fone allows you to unlock your Oppo A78 within minutes with easy-to-follow steps. It works for all old and new Oppo models, and the procedure is the same for every device. You can also use Dr.Fone to recover data, repair android software problems, and fix other issues.

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.

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