How to Unlock Oppo A2 Phone without PIN

Being locked out of your device just because you forgot your lock screen pin can be so horrible. When this happens, most people tend to think that this is the end of everything. That isn’t true. You can always unlock your android screen no matter how many times you forget your screen lock pin. This article points out how to unlock your android screen lock if it happens that you forgot Android PIN.

Part 1.How to Unlock your Oppo A2 PIN Using Dr.Fone - Screen Unlock (Android)

If your android lock screen is locked because you have forgotten the pin, you will, of course, think of finding the best android phone unlocking software . Dr.Fone is the best android lock screen removal that you can use. Within five minutes, you can use this android lock screen removal to remove up to four types of android screen lock types which are: PIN, Pattern, Password, and Fingerprints.

With Dr.Fone - Screen Unlock (Android) , you also can unlock your screen without any data loss. Using this lock removal is very easy as it doesn’t require any technical knowledge. Anyone who knows how to use an android device can use it. This app is used to unlock Samsung Galaxy S, Note, Series and much more.

Dr.Fone - Screen Unlock (Android)

Remove 4 Types of Android Screen Lock without Data Loss

• It can remove 4 screen lock types - pattern, PIN, password & fingerprints.
• Only remove the lock screen, no data loss at all.
• No tech knowledge asked, everybody can handle it.
• Work for Samsung Galaxy S/Note/Tab series, and LG G2/G3/G4, etc.

4,669,934 people have downloaded it

How to Use Dr.Fone - Screen Unlock (Android)

Note：You can also use these tool to bypass other phone’s screen including Huawei, Xiaomi,etc., but it will wipe all your data after unlocking.

Step 1: Download and install Dr.Fone, the android lock screen removal on your device. Launch the program and click “Screen Unlock”.

Step 2: On the interface that appears, click “Start”, and then connect your Oppo A2 deviceto your PC using a USB cable.

Step 3. Select your phone’s model in the list provided. Type “000000” on the blank box provide and then click the “Confirm” button.Then follow the guide provided to enter download Mode. You can also Power off the android device, and then press Power, Home and Volume Down button simultaneously and then press the Volume Up in order to enter download mode.

Step 4. The program will then download recovery package automatically. Be patient until the process is complete. After that you can now remove the lock pin.

Well done! you have now removed the distressing pin on your phone. Next time put a pin that you can easily remember.

Part 2.How To Enable Your Android Screen Lock PIN

The security of your device is one of the most important things that you should consider. Setting up or enabling your android screen lock PIN will ensure the safety of your personal information and data. Enabling a Screen lock PIN on your Oppo A2 deviceis very simple. You need no technical knowledge in order to do so. It will take you less than a minute to complete the simple process.

So how do you set up your android screen lock PIN? Here is a step-by-step guide on how to set the lock screen PIN on your android device.

Step 1. Open “Settings” on your Phone

On your android device, open Settings. You can find the settings app in the app; drawer. You can also tap the cog icon on the notification mode and click Settings.

Step 2: Select the “Security” tab under “Personal”

Step 3: Once you have clicked on “Security”, Go to “Screen Lock.” You will be provided with lock screen option such as None, Swipe, Pattern. PIN, and Password.

Step 4. Click on “PIN” option. You will be prompted to enter preferred 4-didgit PIN number. You will then be required o key in the same 4 digits to confirm your security PIN. Click “OK” and you will have enabled your Android screen lock PIN.

Good job. You will have to enter this PIN whenever your phone sleeps or when you reboot your phone.

Part 3. How to Disable Your Android Screen Lock PIN

In most occasions, in fact, 99.9%, the first thing that you will see when you power on your device or want to call, receive a call, or want to read a message. The availability of lock screen is to ensure the security and privacy of your personal data such as text, photos, and much more. However, the presence of the lock screen PIN will cause some delay in the actions that you want to take, but not so much. The delay is of course for a few second. The Problem is if you are prone to forgetting the screen lock PIN. This may necessitate the removal of the PIN or disable it in that case. If privacy and security of your device data are not anything that bothers you, then there is no need to waste some of your time in entering the locks screen pin every time you want to access your android device. Disable the Screen lock Pin. The steps are so simple and will not consume more than one minute to do so. Below is a step-by-step guide on how to disable your android screen lock PIN.

Step 1. On your android device, click to open the “Settings” app.

Step 2. In the interface that opens, go to “Security”

Click here


Step 3. You can then click on “Screen Lock” and select “None” to disable the screen lock PIN.

You will be prompted to enter the current PIN in order to disable it. Key in the PIN and you will have successfully disabled the Lock screen PIN. When you power off and the power on your android device, you will easily access your phone without any need for security PIN. Similarly, anyone can use your phone if they can gain access to it as it doesn’t have any screen lock.

Enabling screen lock on your Android is the smartest thing to do especially if you value your own privacy. On the other hand, it is a nightmare if you forget screen lock and you don’t know how to go about it. But at this moment, at least you have known a perfect way that you can remove screen lock without losing data on your Android phone.

Everything You Need to Know about Lock Screen Settings on your Oppo A2

Everybody of you is well familiar with Android lock screen and it can be undoubtedly said that lock screen does a great job for an Android user. It really works as the main gate of your Android device. It also works as a safeguard of your device from unauthorized access if you enable some sort of protection. By the way, activating the lock screen is optional as you can customize or deactivate it from android lock screen settings.

Here’s a charm that’s you can unlock your lock screen by many ways and you’ve to set the ways from android lock screen settings. Now you’ll come to know how to set different types of screen lock, customize Android lock screen, and even unlock your android phone without resetting it as all the ways of unlocking is related to the Oppo A2 device when it’s switched on.

Different Ways of Unlocking Your Oppo A2

First look at the procedures on how you can enable the lock screen functionality from android lock screen settings. To reach the lock screen settings android, you’ve to follow the path:

Options – Security – Screen Lock – Choose Screen Lock.

Now see how to unlock your lock screen in different ways.

1.Slide

This is the most common method of unlocking an android lock screen. On all most all the android device, you’ll notice a lock mostly on the right side (sometimes on top) of a round charm. You just have to direct towards the lock and then the lock screen will be unlocked in no time. This method doesn’t provide any security (it just protects your device from sudden access by tapping on screen or any of the button) to your device as no password or PIN is required to set the “Slide” unlock.

Keep your any finger on the middle of the round charm and by keeping your finger pressed, reach on the lock icon. The lock screen will be unlocked just after reaching your finger to the lock icon.

2.Face Unlock

This method of unlocking your lock screen needs your Android device to snap a photo of your with its camera. After you set the snapped photo as the unlocking recognition, you could unlock your device through showing your face on the screen.

Capture a picture of your face with your Android device’s camera and then set it for logging in into your device. From the lock screen, by just by holding your face, you can log in. It’s very interesting, but you should never rely on this method for strong security as this method of unlocking is prone to break easily as an intruder can unlock your device by putting a photo of you in front of your device. Moreover, this method sometimes doesn’t work properly. So it’s better to go for some other highly secured options for locking your screen.

3.Pattern

This is a way of setting pattern for lock screen from a grid of nine dots. You can select the pattern like some letter like Z, L or C etc, but nothing guarantees high security as the set pattern can be easily guessed or be seen while you are unlocking your device. Another problem is that by unlocking with the same pattern, your finger leaves some marks for the pattern’s path. By following the path, a stranger can unlock your device. So for little security, you can use pattern unlock method on your Android device.

Go to the lock screen setting for Pattern and then set the pattern by sliding your finger from one dot to another, then another and like that way. Remember which pattern you’ve set in order to unlock your device in the next time.

4.PIN

You might be troubled by thinking about the difference between PIN and Password. A little distinction is there for a PIN and that is it consists of numbers only whereas for password, you can associate some alphabetical letters or signs along with numbers.

Go to the lock screen setting for PIN and then set a PIN that consists of minimum 4 digits. It’s your choice to use 4 or more digit PIN. After setting the PIN, you can access your Android device by putting the PIN in a box from the lock screen. PIN protected lock screen is highly protected if the PIN is set strongly.

5.Password

In addition to PIN protection, you can consider it as password by adding some letters, special characters with the previously selected PIN codes. It’s also very much highly protected method of locking screen though you might be bored with tapping for the password again and again. But never ignore the value of your device’s files, so a password can be a well-sought lock screen protection for many users.

6.Fingerprint

In some of the modern Android device, you’ll find the feature of fingerprint unlocking. You can find the option through the screen or any dedicated button. By setting your fingerprint, you can unlock your device by tapping your finger on the Oppo A2 device’s screen or the dedicated button.

7.Voice

This is also a fun way of unlocking Android lock screen as you can unlock by saying the same voice that you’ve saved as the unlocking recognition.

Go to the setting from “Voice Unlock” button and record your voice such as “Open My Oppo A2” or as per your choice with clear sound. Repeat the voice a few more times as to match well. Then set and unlock your device from the lock screen by using the same voice command.

Customize Android Lock Screen

Lock Screen Widgets

Widgets can be used from Android lock screen without unlocking the Oppo A2 device first. Also, because of this, any one who can access your phone can see your information from widgets. But since Lollipop update, widgets has been changed to Notifications on Android. Here, let’s see how to set customize widgets on Android running OS before lollipop. You can also find some useful alternatives to lock screen widgets here.

For devices running Android 4.2 or 4.3, lock screen widgets are enabled by default. So you can use them directly. For users of KitKat, you can go to Settings, select Security, and find Enable Widgets option. To add a new widget to the lock screen, swipe the screen from left to right until there is a plus on the screen. Tap the plus and select the widget you would like to add. You can also drag the widgets to repalce it.

Smart Lock on Android

Smart Lock is a new feature introduced in Lollipop. It helps you keep your device unlocked when it’ safe with you, by recognizing locations, bluetooth system, or smartwatch etc. To know more about Smart lock settings , just follow the information here.

Customize Lock Screen Wallpaper

Except all the different types lock method to protect your phone, there are also many wallpapers to make your lock screen lool beautiful or cool. Click here to check out how to change lock screen wallpapers and download more beatiful wallpapers from different sites.

Bypass your Samsung Phone’s Lock Screen using Dr.Fone - Screen Unlock (Android)

This is an easy way to unlock your Samsung device if you forgot your Samsung’s lock screen pattern, PIN or password.It’s named Dr.Fone - Screen Unlock (Android) ,which is the best tool to solve your problems with simple steps.

Note: If your are using Samsung or Lg, then this tool can perfectly remove the locked screen while keeping all the data. As for thoes users who are using Andriod phone, this tool still can help you unlock the screen while you will lose all your data after unlocking.

Dr.Fone - Android Lock Screen Removal

Remove 4 Types of Android Screen Lock without Data Loss

• It can remove 4 screen lock types - pattern, PIN, password & fingerprints.
• Only remove the lock screen, no data loss at all.
• No tech knowledge asked, everybody can handle it.
• Work for Samsung Galaxy S/Note/Tab series, and LG G2/G3/G4, etc .

3,587,277 people have downloaded it

Follow the steps on how to bypass your Samsung Phone’s lock screen by Dr.Fone - Screen Unlock (Android)

Step 1. Run Dr.Fone and choose “Screen Unlock”.

Step 2. Connect your Samsung with USB on computer,then you will see the windows as follow,and select phone model in the list.

Step 3. Enter the download mode on your Samsung device. Follow the guide of the windows.

• 1.Power off the phone.
• 2.Press and hold volume down + home button + power button at the same time.
• 3.Press the volume up to enter download mode.

Step 4. Download the recovery package after your device model matched successfully.

Step 5. When the recovery package is downloaded completed,you can start the process of unlock,the whole process won’t lose any data on your device.You can access your device without entering any password or PIN after the process is finished.

Video on How To Remove Android Lock Screen

Top 12 Prominent Oppo A2 Fingerprint Not Working Solutions

Part 1. Optimal Solution: Unlock With Wondershare Dr.Fone Directly

Facing a malfunctioning fingerprint on your Oppo A2 can be frustrating. In this scenario, the most effective resolution is the removal of the registered fingerprint. Yet, traditional methods of removing the fingerprint can be difficult and pose security risks. In this case, going for tools like Wondershare Dr.Fone is the best choice. This tool ensures your Pixel device is at no risk.

Dr.Fone offers a swift solution to remove the Android lock screen in five minutes. It effectively removes 4 types of screen locks. These include patterns, PINs, passwords, and fingerprints. Dr.Fone can bypass the Android FRP lock without needing a PIN or Google account. It ensures accessibility to the Android device without such credentials.

Dr.Fone - Screen Unlock (Android)

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

• Remove all Android screen locks (PIN/pattern/fingerprints/face ID) in minutes.
• Bypass the FRP lock of Samsung without a PIN or Google account.
• 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

Prominent Features of Wondershare Dr.Fone

1. FRP bypass is enabled for brands like Samsung, Xiaomi, Redmi, Oppo, Realme , and Vivo.
2. With Dr.Fone, bypassing screen locks can be achieved without data loss.
3. Fone supports 2000+ Android phones and tablets from over 18 brands for screen unlocking.

Step-by-Step Guide To Remove Fingerprint Type Lock on Google Pixel Using Dr.Fone

With Dr.Fone, you can resolve the Oppo A2 fingerprint sensor not working issue within minutes. Below is a detailed walkthrough for removing a fingerprint lock on a Google Pixel:

• Step 1: Connecting and Accessing Screen Unlock Feature on Dr.Fone

Open Wondershare Dr.Fone and connect your Android device via a USB cable. Once the connection is established, navigate to the “Toolbox” tab and choose “Screen Unlock.” Upon reaching the new screen, choose the “Android” option. Then, select “Unlock Android Screen” from the options on the following screen.

• Step 2: Selecting Google As the Oppo A2 device Brand and Activating Recovery Mode

Afterward, you’ll be guided to a subsequent screen prompting you to choose the Oppo A2 device brand, Google. Once you select the brand, you’ll be directed to enter a specific mode corresponding to it. For Google Pixel Devices, the specific mode to enter is Recovery Mode. Simply follow the on-screen instructions to activate Recovery Mode on your device.

Click here


• Step 3: Initiate the Fingerprint Removal Process

After entering Recovery Mode, the screen unlocking procedure will initiate automatically. Please wait for the fingerprint removal process to finish. In case of failure, select “Try Again” to attempt unlocking again. Upon successfully unlocking your Android device’s screen, tap “Done.”

Part 2. 11 Conventional Solutions To Resolve Pixel Fingerprint Not Working

The solution above using Wondershare Dr.Fone is an effective and comprehensive method. It can tackle fingerprint recognition issues, but sometimes, users may look for simpler alternatives. We will explore conventional solutions that can address Pixel fingerprint problems. Each solution will also explain the underlying reasons for the Pixel 6 fingerprint sensor issue.

1. Fingerprint Sensor Not Touched Firmly

Problem

If the fingerprint sensor fails to recognize your fingerprint, it might be due to inadequate pressure. This could also be due to improper finger placement on the sensor.

Solution: Firm Placement

Ensure you firmly place your finger on the sensor, covering it entirely. Avoid too much pressure, but make sure the sensor fully contacts your fingerprint.

2. Device Showing Glitches

Problem

Glitches or software bugs in your Pixel device may cause disruptions. This can include issues with the fingerprint sensor’s functionality. These problems can range from minor issues to severe software glitches.

Solution: Restart Your Pixel Device

One of the easiest and simplest solutions is to restart your Pixel phone. You can do that by pressing the “Power” and the “Volume Up” keys. It will lead to a pop-up power menu where you must choose “Restart” to reboot your device.

3. Outdated Firmware

Problem

An outdated operating system or firmware can lead to compatibility issues. This can lead to malfunctioning features like the Pixel 6A fingerprint sensor not working.

Solution: Check for Updates

The best way to resolve this issue is to update your Pixel device. Having an outdated version of Android OS can lead to an accumulation of bugs and glitches. Moreover, it can seriously affect the Oppo A2 device’s performance, causing many issues. Here is how to check and update your Pixel phone:

Instructions. On your Pixel device, access the “Settings” app. Within Settings, scroll down to tap the “System” option. On the following screen, hit the “System update” option to check if any latest update is available. Here, if you see any updates, download and install them promptly. Before initiating the update, ensure your device is connected to a stable Wi-Fi network with sufficient battery charge.

4. Dirty Phone or Sensor

Problem

Accumulated dirt, dust, or residue on the phone or fingerprint sensor can cause obstruction. This can lead to the failure to properly recognize your fingerprint.

Solution

1. Cleaning the Phone

Employ a gentle, dry microfiber cloth for wiping down the complete surface of your Pixel device. Take particular care to thoroughly clean the region surrounding the fingerprint sensor. Refrain from utilizing rough substances or strong chemicals as they could potentially cause harm to the Oppo A2 device.

2. Fingerprint Sensor Cleaning

Gently wipe the fingerprint sensor area using a clean, dry cloth to ensure thorough cleaning. For better results, consider using a dampened cotton swab with water or isopropyl alcohol. Before using it again, ensure the sensor is entirely dry.

3. Compressed Air or Soft Brush

Use compressed air or a soft brush if there’s visible debris or particles around the sensor. Be cautious not to apply excessive pressure that might damage the sensor.

5. Screen Protector: Dirty or Damaged

Problem

A smudged or impaired screen protector might disrupt the working of the fingerprint sensor. This can potentially cause it to fail to recognize your fingerprint.

Solution

1. Clean the Screen Protector

Start by effectively cleaning the screen protector on your Pixel device. For a thorough cleaning, consider utilizing a screen cleaning solution. Ensure that the screen protector is free from any dirt or debris.

2. Replace Damaged Protectors

Is the screen protector visibly damaged, scratched, or peeling off? If yes, consider replacing it with a new one. Damaged protectors can hinder fingerprint recognition and compromise device protection.

3. Check Compatibility

Ensure the screen protector is designed to be compatible with fingerprint sensors. Some protectors may obstruct or interfere with the sensor’s functionality.

4. Remove Air Bubbles

There can be air bubbles trapped under the screen protector. If there are, gently press them out towards the edges using a card designed for this purpose.

6. Clean Your Finger

Problem

The problem may lie with your fingers rather than the Oppo A2 device. Unclean or moist fingers can hinder accurate fingerprint recognition on the sensor, causing the Oppo A2 fingerprint sensor to not work.

Solution

1. Cleanse and Dry Your Hands

Remove any dirt, oil, or moisture that might cause issues with the fingerprint sensor. It’s crucial to wash and thoroughly dry your hands. Additionally, verify that your fingers are entirely dry before engaging the sensor. The reason is any moisture or dampness may cause inaccuracies in fingerprint identification.

2. Avoid Oily or Greasy Substances

Refrain from touching oily or greasy surfaces before using the fingerprint sensor. These substances can transfer onto your fingers, affecting sensor accuracy. If your fingers are dirty or damp, pause to clean them using a dry, clean cloth.

7. Covering Screen if Fingerprint on Screen

Problem

Fingerprint marks or smudges on the screen might disrupt sensor functionality. This leads to inaccurate recognition when you try to unlock your device.

Solution

1. Avoid Covering the Sensor Area

Be cautious while cleaning the screen to avoid covering or smudging the area around the fingerprint sensor. Precise cleaning around this area prevents interference with sensor functionality.

2. Use Proper Holding Technique

While holding the Oppo A2 device, avoid placing your fingers or palms over the fingerprint sensor. Opt for holding the Oppo A2 device to minimize accidental contact with the sensor area.

8. Fingerprint Sensor Not Visible

Problem

Misconfigured settings on your Pixel device can lead to situations where the fingerprint sensor is not visible. It can lead to scenarios where the Oppo A2 device fails to recognize your screen unlocking attempt.

Solution: Adjust the Setting To Consistently Display the Sensor

You must adjust the display settings to ensure the fingerprint sensor is always visible. To do that, you can begin by opening the Settings app. Navigate to the “Display” tab and select “Lock Screen.” On the following window, toggle on “Always show time and info.”

9. Low Touch Sensitivity

Problem

The fingerprint sensor may have low touch sensitivity . It can lead to difficulties in accurately recognizing fingerprints, leading to Oppo A2 fingerprint not working.

Solution

1. Adjust Sensitivity Settings

Accessories like a screen protector might impact the performance of your Pixel device’s touch sensitivity. When using a screen protector, your Pixel enhances touch sensitivity. To do that, navigate to the Settings app and open it. Move to the “Display” window and scroll down to the last option. Toggle on the “Screen protector mode” to increase the screen sensitivity.

2. Finger Re-Enrollment

Delete existing fingerprints and re-register them. This re-enrollment can sometimes improve sensitivity and help remove the issues. Here is how you can delete and re-enroll your fingerprint:

• Step 1. In the Settings app of your Pixel, tap “Security & Privacy.” Then, press “Device Unlock” and choose “Fingerprint Unlock.” The device will now ask you to provide your device PIN or password.

• Step 2. Tap “Fingerprint Unlock” on the following screen and delete the previously enrolled fingerprints. Then, press “Add fingerprint” and follow the on-screen prompts to complete the process.

10. Other Hardware Issues

Problem

Persistent fingerprint sensor problems might indicate underlying hardware issues . This could go beyond common troubleshooting and might require professional help.

Solution

1. Inspect for Physical Damage

Thoroughly examine your Pixel device for any physical damage. These include cracks, dents, or scratches around the fingerprint sensor area. Physical damage could affect the sensor’s functionality.

2. Safe Mode Check

Boot the Oppo A2 device in safe mode to determine if third-party apps are causing conflicts. To do that, press the “Power” key with any volume key to access the power menu. Afterward, long-press the “Power Off” option until the “Reboot to Safe Mode” option appears on your device’s screen. Press “OK” to reboot into Safe Mode and test the fingerprint sensor’s functionality.

3. Professional Assessment

If you suspect hardware issues, seek professional help from authorized service centers. A clear sign of hardware issues can be visible damage or the sensor failing to function even in safe mode.

11. Factory Reset as Last Resort

Problem

Did all other troubleshooting methods fail to resolve persistent fingerprint sensor issues? Then, a factory reset might be required to revert the Oppo A2 device to its original settings.

Solution

1. Backup Data

Before initiating a factory reset, ensure that all crucial data is safeguarded. This encompasses contacts, photos, documents, and any other significant files. Use Google’s backup services or third-party apps to securely back up your data .

2. Initiating Factory Reset

Proceed with the following steps to execute a factory reset on your Pixel device:

• Step 1. On your Pixel smartphone, navigate to Settings and access the “System” tab. Here, scroll down to the bottom and tap “Reset Options.”

• Step 2. In “Reset Options,” choose “Erase All Data (Factory Reset)” to continue. Afterward, select “Erase All Data” on the next screen and follow the instructions to complete the process.

In summary, this article detailed various methods to fix the Oppo A2 fingerprint not working. Diverse approaches were explored, from simple steps like sensor cleaning to advanced solutions like factory resets. However, Dr.Fone stands out among these solutions as a top-tier option. It offers a secure and efficient resolution to the persistent problem of fingerprint failure on the Oppo A2 .