Top 12 Prominent Tecno Spark 20 Fingerprint Not Working Solutions

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

Facing a malfunctioning fingerprint on your Tecno Spark 20 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)

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Prominent Features of Wondershare Dr.Fone

FRP bypass is enabled for brands like Samsung, Xiaomi, Redmi, Oppo, Realme , and Vivo.
With Dr.Fone, bypassing screen locks can be achieved without data loss.
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 Tecno Spark 20 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 Tecno Spark 20 device Brand and Activating Recovery Mode

Afterward, you’ll be guided to a subsequent screen prompting you to choose the Tecno Spark 20 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.

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 Tecno Spark 20 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 Tecno Spark 20 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 Tecno Spark 20 device. Unclean or moist fingers can hinder accurate fingerprint recognition on the sensor, causing the Tecno Spark 20 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 Tecno Spark 20 device, avoid placing your fingers or palms over the fingerprint sensor. Opt for holding the Tecno Spark 20 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 Tecno Spark 20 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 Tecno Spark 20 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 Tecno Spark 20 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 Tecno Spark 20 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 Tecno Spark 20 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 Tecno Spark 20 .

How To Easily Unlock Tecno Screen?

If you’ve ever had a Tecno phone, then you know that their screens are locked by default. It can be a pain if you want to access your messages or change your background image quickly. If you just set your Tecno password, screen lock code, pattern lock, or PIN last night or a few days ago, you are most likely to forget it.

The result is that you have locked out of your phone, and you have to reset your device’s password. But fortunately, there’s an easy way to unlock your Tecno screen without entering any passwords. You can have your phone up and running in a few simple steps without contacting customer service.

So don’t wait any longer - read on for instructions on how to unlock the Tecno phone pin code.

Let’s get started!

4 Easy Ways To Unlock Tecno Screen

Like most people, you probably lock your Tecno phone as soon as you turn it on. It’s a good way to keep your phone safe from prying eyes and accidental button presses. But what happens when you forget your phone’s passcode? Or worse, what if your phone gets locked by a malicious app?

There are a few different ways to unlock your Tecno phone. We’ll show you how to do it.

Method 1. Google Find My Device (Without Password/Pin/Pattern)

If you’re like me, you’ve probably tried a million different ways to unlock your Tecno phone, only to be frustrated by the results. Luckily, there’s an easy way to unlock your Tecno phone using Google’s Find My Device feature.

Google will use your location, phone information, and connection log to find your Nokia.

Follow these steps to unlock the Tecno lock screen password without losing data:

Step 1: Sign into your Google account and navigate the Find My Device website.

Step 2: Sign in with your Google account, which you used on your locked Tecno phone.
Step 3: The Android Device Manager dashboard will show your locked Tecno with three options: Ring, Lock, and Erase.
Step 4: Simply click on “Lock”.
Step 5: Enter a password that is not your Google account password in the “New Password” field.
Step 6: Type the new password in the “Confirm password” field. This password lock will replace the current lock screen.
Step 7: You can leave the “Recovery message” field empty or type anything in it.
Step 8: Enter another phone number in the “Phone number” field, although this is optional.
Step 9: Choose “Lock” after entering your password and filling out the optional fields if you wish.
Step 10: If the process is successful, you will receive the unlock code within a few seconds.
Step 11: Navigate to the “Screen Settings” menu after unlocking your device.
Step 12: Use a new password; you can use the temporary password if you want.

You can use it to unlock your Tecno if you have activated the Android Device Manager or Google Find My Device before your phone was locked.

A few conditions, however, must be met for this to work

You must turn on your Tecno phone.
Before locking your phone, you must activate Google Find My Device or Android Device Manager.
You must have your Tecno GPS turned on to use it.
You must be connected to WiFi on your device to log into your Google account.
Your phone needs to be set to location.

Method 2. Unlock Tecno Lock Screen With Hard Reset

If you perform a hard reset on your Tecno lock screen, all data, and user information will be erased, including your screen lock, password, pattern lock, and PIN.

Follow the steps below if you want to know how to unlock the Tecno phone keypad with the hard reset, follow the steps below.

Step 1: Turn off your Tecno phone.
Step 2: Press the “Volume down” and “Power key” buttons simultaneously for a few seconds.
Step 3: Press the “Volume Up” and “Power” buttons for a few additional seconds once the screen darkens.
Step 4: Release all buttons and keys if you did step 3 correctly. Once you release all buttons, you’ll see a dark screen with options.
Step 5: Choose “Wipe data/factory reset” from the menu, using “Volume Up” to scroll up, “Volume Down” to scroll down, and “Power” to select.
Step 6: From the Android Recovery screen, select the “Yes” option by pressing the “Volume Down” button and the “Power” key.
Step 7: With the “Power” key, select “Reboot system now” from the next display.

Your Tecno is now password, pattern lock, screen lock, and PIN-free after a hard reset.

Method 3. Unlock With Answer Security Questions

You can reset the Tecno pattern lock using Google security questions without losing data.

Follow the steps below on how to unlock the Tecno phone pin code:

Step 1: Power on your Nokia.
Step 2: Press “Forgot pattern” several times until you see “Forgot password”.
Step 3: Click on “Forgot pattern” to access the unlock screen.
Step 4: Enter your Google account details or answer questions to unlock the screen. Select “Answer question”.
Step 5: Enter your exact security answers and tap the “Unlock” button.
Step 6: Choose “YES” from the “YES” or “NO” menu, and the password field will appear.
Step 7: Change your password or PIN.
Step 8: You will see your Tecno unlocked soon.

Method 4. Unlock the Keypad With a Security Code

You could reset your Tecno lock screen phone using the default security code, even if you haven’t set any security code. Here’s how to quickly unlock the Tecno lock screen security code.

Step 1: Shut down your device.
Step 2: Press these buttons in the following sequence on a classic phone.

Call button (green button) + Asterisk key (*) + Three (3)

Step 3: Your screen displays a Formatting message when you press these keys.
Step 4: Wait for the formatting to complete before releasing the keys.

o 12345.

Conclusion

If you have a classic-style keypad phone or an Android device, unlocking a locked Tecno phone keypad is not easy. However, we believe that every problem has a solution. You can unlock Tecno Android phones using any of the methods listed above.

Tips: Wondershare Dr.Fone is a tool that helps you keep your important data safe. It can back up all the important information on your Tecno phone, like photos, music, videos, contacts, and more and is compatible with over 8000 Android devices. The backup process is easy and only takes a few clicks. You can also restore your backup to any device you want, and choose which data you want to restore. This is a great way to make sure you never lose your important Tecno data!

How To Change Tecno Spark 20 Lock Screen Password?

Setting up a lock screen is a crucial step in protecting your phone’s data. If you’re not sure how to create one on your Android™ phone, we’re here to help.

Your Android lock screen pin or password and your Google Account password are two passwords you use frequently. Keeping a good lock screen passcode is important.

Although you might not frequently enter your lock screen pin or password if you use a biometric unlocking method like fingerprint or facial recognition, it’s still important to be familiar with it.

You’ll need to reset your Google Account password if you forget it or become locked out for some other reason when you try to keep accessing all of your data. You might also need to change lock screen passcode from time to time.

How to Change/Set up Lock Screen Password

Select Screen Lock Type under Settings > Lock Screen. From there, you may select from a variety of lock screen options:

Swipe: This lock type allows you to swipe in any direction on your screen to unlock your phone.

Pattern: If you opt to unlock your phone in this manner, you must create a pattern on a 3-by-3-dot grid.

Pin: A PIN lock is a four-digit code. Make sure you select a set of numbers that you can quickly recall.

Password: Your phone’s highest level of security. Your password must be distinct, easily remembered, and include at least one letter and 7 characters.

Follow the setup instructions on-screen after selecting the security measure you prefer.

Additionally, you’ll notice options to enable fingerprint or face biometric recognition features. Iris Scanner (S8/S8+) or Intelligent Scan (S9/S9+) may also be available on some older Samsung® models.

Face recognition: By holding your face directly in front of your phone’s screen, you may unlock your phone and authenticate yourself in apps.

With fingerprints, you can quickly touch your finger to unlock your phone.

Iris: Check your eyes to make sure that only you can see the contents of your phone.

Intelligent Scan: A method of device unlocking that combines face and iris recognition technology.

Follow on-screen instructions if you decide to employ one of these sophisticated security technologies, or go to Settings > Biometrics and security for more customization choices.

How to look up saved passwords on my device?

The way that Google Chrome manages your usernames and passwords is excellent. But what if you want to log in to a particular website from another device but can’t recall your password, and the website won’t load the data for you? You may quickly obtain a list of all saved passwords by browsing through Chrome’s settings, then manually keying it in.

You may access the passwords saved in the Google Chrome app on a Mac or PC because the app is connected to your Google account. Any passwords saved on your Android phone can easily be removed via the Chrome app.

How to Change your Password when you forget it?

1. Google Find My Device

As you are likely aware, every Android device is connected to a Google account. As a result, if you’d like, you may use it to unlock Android as well. You’ll need to know your Google account login information for this. When you’re ready, use these instructions to find out how to unlock a phone password.

Login in using your Google credentials by going to the official Google Find My Device website.
You will see the gadgets connected to your Google account as you enter the interface, along with a map of where they are.
To wipe the Tecno Spark 20 device, click the ERASE DEVICE option on the left side panel. You will then be required for your password.
Once more, select “Erase.” This will reset the Tecno Spark 20 device and get rid of the forgot pattern lock.

2. Using Recovery Mode

Users of Android smartphones and tablets can troubleshoot various issues with their devices using a feature known as Android Recovery Mode. It might be helpful if you discover that your device is functioning strangely. Recovery Mode Android technically refers to a unique bootable partition with a recovery application installed inside it.

However, users can also use it to reset the android password if it is forgotten. The instructions for resetting android devices through recovery mode are different for every android device.

3. Forgot Password Feature (Android 4.4 and Lower)

In case you lose your pattern, PIN, or other passwords, older versions of Android, including Android 4.4 KitKat, have an integrated feature to let you continue using your device.

Enter an erroneous pattern or PIN five times on the lock screen to reveal this function. A button with the words “Forgot pattern,” “Forgot PIN,” or “Forgot password” will show up. Tap it. The username and password for the Google account connected to your Android smartphone will be required.

4. Using ADB

Launch Recovery mode and restart the phone. Turn off your phone. Then to access the Bootloader, simultaneously press the Power button and the Volume Down key. Then select Recovery mode.

Use USB to connect the phone. You must have ADB set up on your computer. (ADB is part of the Android Developer Bundle)

Use the shell’s following command to start

Rm /data/system/gesture.key using the adb shell

Turn the phone back on normally. Any pattern will unlock the screen, and you will be prompted to enter one.

Bonus Method: Dr.Fone - Screen Unlock

On most Android handsets, you can attempt Dr.Fone to unlock the screen lock easily. It allows you to delete the password, PIN, pattern, and fingerprint from an Android phone.

Step 1. Select Unlock Android Screen

Please select “Unlock Android Screen.”

Step 2. Select device model

On this page, please choose the option fitting your phone.

Only when you select the right phone brand so the unlock process will go with success.

Step 3. Enter into Recovery Mode

Then go with the instructions for getting the Android phone into Recovery Mode. Here we show you examples of Samsung phones.

(Recovery Mode When the Samsung phone via Bixby)

(Recovery Mode When the Samsung phone via Home button)

Step 4. Instructions to Wipe Cache Partition

On the page Recovery Mode, you’ll see this interface to continue your unlock process.

Now you can access your Android device without entering any password after the unlock process is well done.

Conclusion

Any of the aforementioned methods can be used to overcome the obstacle of using your Android handset. The best thing about this article is that you only need some simple unlock ways to complete the tasks. Dr.Fone - Screen Unlock is the easiest way of restoring your device if you have a stuck password or fingerprint.