Authentication Error Occurred on Samsung Galaxy A15 4G? Here Are 10 Proven Fixes

There are times when users get an authentication error while they connect to a Wifi network. The problem is mostly found in Android whenever a device tries to establish a connection to Wifi. If your device is also experiencing an authentication problem Wifi, then don’t worry. It can easily be resolved. In this post, we will make you familiar with the root cause for the Samsung Galaxy A15 4G Wifi problem and how you can resolve whenever authentication error occurred on your device.

Part 1: Any idea about the Wi-Fi authentication problem?

Wi-Fi authentication has to be done every time you wish to connect to a Wi-Fi network over your smartphone or laptop. To authenticate yourself and connect to the protected Wi-Fi network, you need to have the password of it. But if after you’re putting in the correct password and still experiencing the wifi authentication problem. Here’s what you need to know.

Authentication error occurs when the “deal” between the Wi-Fi router and device fails due to certain reasons. First, the Samsung Galaxy A15 4G device sends the password of the network and the “connect” request in an encrypted format to the Wi-Fi router. Then, the router decrypts the password and compares the password saved on it. Now, if the password matches, it sends affirmation for the “connect” request, and then the Samsung Galaxy A15 4G device is allowed to connect to the network.

Part 2: Why Authentication Error Occurred when Connecting to Wifi?

There could be plenty of reasons for facing an authentication error on your device. Most of the time, it occurs whenever a Wifi router seems to malfunction. Furthermore, if your phone has been recently updated, then chances are that there could be an issue with its drivers. A security attack can also make your device malfunction as well. An unstable connection or a router blockage can also be a reason for this issue.

In this scenario, whenever you try to connect to a Wifi network (even after supplying the correct password and username), it doesn’t connect to it. Instead, it displays an authentication error occurred promptly. Thankfully, there are plenty of ways to overcome the authentication problem Wifi. In the next section, we have provided three different solutions to fix the Samsung Galaxy A15 4G Wifi problem (as it mostly happens on Android devices).

Part 3: 10 Solutions to Fix Wifi Authentication Error

Before we make you familiar with different fixes for the Wifi authentication error, it is important to check your router beforehand. Chances are that you could be getting the authentication error because your router is not functioning properly. You can restart it and try to connect any other device to it as well to check it. After making sure that there is no problem with your network or router, follow these suggestions to overcome the authentication error occurred issue.

Check if extra characters added in Wi-Fi password

Ensure that no other extra characters are being added in the Wi-Fi password while you’re entering it. Key in the password carefully while viewing the characters, and then check if the authentication error occurs or not.

One-Click to Fix Wifi Authentication Error by Android System Repair

Android system repair is considered the most effective way to fix Wifi Authentication Error. As the bottom-layer Android system files may be corrupted unconsciously with days of phone use, the Wifi Authentication Error may be one of the symptoms.

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Here are the steps to fix Wifi Authentication Error by Android system repair:

Note: Android repair is effective to permanently fix Wifi Authentication Error, but may wipe out the existing phone data. Backup all the important Android data to PC before you go on.

1. After the Dr.Fone tool is downloaded, install, and launch it. You can see the following screen.

1. Connect your Samsung Galaxy A15 4G to the computer, and select “Android Repair” in the middle.

1. Select all the details that match your device, and click “Next”.

1. Next up, you should boot your Samsung Galaxy A15 4G in download mode by following the on-screen instructions.

1. Allow the program to download the corresponding firmware. After that, the Android repair will start and get the Wifi Authentication Error fixed in minutes.

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Use static IP address instead of DHCP

DHCP, or Dynamic Host Configuration Protocol is the default IP address assignment for the Wi-Fi settings on many devices. Whereas DHCP can cause IP address conflict during the dynamic IP address assignment. So, you’d better change “DHCP” to “Static” to see if the authentication error persists.

Step 1: Head to the “Settings” of your Samsung Galaxy A15 4G and then opt for “Wireless and Networks” followed by “WLAN/WiFi”.

Step 2: Now, hit on the WiFi network that is showing “authentication error occurred”.

Step 3: Depending on your Samsung Galaxy A15 4G model, look for “IP Settings” and tap on it. Now, switch the “DHCP” to “Static”.

Step 4: Note down the static IP address fields and wipe off all the fields. Punch it in again and then save it.

Check carefully for duplicate Wi-Fi names before you connect

Perhaps, you might connect to a WiFi with a similar name. There are good chances that some users do not modify their WiFi network name and possibly, your neighbor may have the same WiFi network, service provider. Therefore, ensure you connect to the correct WiFi network.

Reset the Wifi network

One of the easiest ways to fix the authentication problem of Wifi is to reset the network. To do this, you would be required to forget the respective network first and then connect to it again. This can be done by simply following these steps.

1. Firstly, you need to forget a Wifi network. To do it, go to your phone’s Settings > WiFi and network. From here, you can see a list of all the Wifi hotspots that your phone connects to. Select the network you wish to forget.

2. When you would select a network, it will provide the basic information related to it. Just tap on the “Forget” button and agree to the pop-up message. This will erase the network’s information from your device.

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3. Afterward, turn on your Wifi again and tap to the network you wish to connect to. Simply provide the credentials and tap on the “Connect” button to reestablish the connection. This way, you can reset the network successfully.

Modify network connection

If the above solution won’t work, then you would be required to walk the extra mile to fix the Samsung Galaxy A15 4G Wifi problem. After you reset a network connection, if still getting issues regarding the authentication of the network, you need to modify the connection. In this technique, you will be changing the IP settings on your phone to alter the way it establishes a secure connection. You can do it by following these steps.

1. To start with, visit your phone’s Settings and open the Wifi page.

2. This will display a list of all the Wifi networks that are associated with your device. Just long-tap on the Wifi network that you wish to modify. It will open another pop-up window. From here, tap on the option of “Manage network settings”. Sometimes, users also get an option of “Modify network settings” here as well. Simply select it to proceed.

3. It will display basic information related to your Wifi network. Just tap on the “Show advanced options” button to access more options related to the network setting.

4. From the IP Settings menu, change the field from DHCP to Static. This will let you establish a static connection between your device and the router.

5. As soon as you will change it to static, you will get different fields related to your network’s IP address, gateway, DNS, and more. Simply fill these fields and tap on the “Save” button once you are done.

Now, try to connect to the Wifi hotspot again. You would be able to overcome the authentication problem of Wifi.

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Change Network Security Type

It has been observed that, when we connect to Wifi, our device chooses a wrong security type. This clashes with the default security protocol of the router and authentication error occurred due to this. If your device is facing the same issue, then it can be fixed by simply changing its security type. To do this, follow these instructions:

1. To change the security type of a network, you need to “Add the network”. If you already have the Wifi network saved, then simply forget the network by following the above-mentioned tutorial.

2. Now, turn on your device’s Wifi and tap on the option of “Add network”. Here, you would be asked to give a network name and select the security type. To manually select it, tap on the “Security” option.

3. From here, you will get a list of various security protocols that you can pick. Select “WPA/WPA2-PSK” and save your selection.

Now, try to connect to the network again. Most likely, it will let you fix the authentication error on your device.

Update Android firmware to the latest

There are instances where an outdated OS version of your Samsung Galaxy A15 4G may create a hindrance in establishing a connection between your device and the WiFi network. You need to update your Android firmware to the latest version and then check if the problem persists or not.

Step 1: Launch “Settings” of your Samsung Galaxy A15 4G and then get into the “About Phone” option.

Step 2: Now, opt for the “System Update” option. If the update is available, get your device updated to the latest OS version.

Restart the router and reset Android network settings

Sometimes, the WiFi router may hang up while establishing a connection and therefore, the wifi authentication problem occurs. Try restarting your Wi-Fi router and then check if your device connects successfully. If this doesn’t work, try to reset your Android Network Settings .

Bonus tip: Turn Airplane mode on/off

By simply turning on the Airplane mode (and later turning it off), you can easily fix the authentication problem Wifi most of the time. You can find a toggle button for Airplane mode on the notification bar of your phone. If you can’t find it there, then go to your phone’s Settings > Connection > More Networks and turn on the feature of “Airplane Mode”.

Let it do for a while. Afterward, turn it off and try to connect to the Wifi network again.

After following these quick and easy suggestions, you would be able to fix the Samsung Galaxy A15 4G Wifi problem for sure. Even if you use any other Android device, then its authentication error can easily be resolved after these effective solutions. Go ahead and give these expert solutions a try and let us know about your experience as well. If you have any other solution to fix the authentication problem Wifi, then share it with us as well in the comments.

7 Fixes for “Unfortunately, Phone Has Stopped” on Samsung Galaxy A15 4G

Encountering issues with the Phone app is never welcoming. Being one of the useful apps, seeing it crashing and unresponsive gives sheer despondency. If talked about the triggering points, they are numerous. But the central point is what to do when the Phone app keeps crashing. In this article, we have discussed this issue in detail. To know this and more about why the “Unfortunately, Phone has stopped” error crops up, read this article and get the problem sorted on your own.

Part 1: When can the “Unfortunately, Phone has stopped” error come?

First things first! You need to stay updated on why the Phone app keeps stopping or crashing before jumping to any solution. Following are the points when this error comes up to annoy you.

• When you install a custom ROM, the issue might occur.
• The upgrading of the software or incomplete updates can lead to crashing the Phone app.
• Data crashes can be another reason why this error shows up.
• Infection through malware and virus on your phone is also included when the Phone app might crash.

Part 2: 7 Fixes for the “Unfortunately, Phone Has Stopped” error

2.1 Open the Phone app in Safe Mode

First and foremost, the thing that can let you get rid of this trouble is Safe Mode. It is a feature that will end any excessive background functioning of the Samsung Galaxy A15 4G device. For instance, your device will be able to run sans any third-party apps when in Safe mode. Since the important functions and the naïve apps will be running on the Samsung Galaxy A15 4G device, you will get to know if it’s really a software glitch or not by running the Phone app in Safe mode. And this is the first solution we would recommend you make use of when the Phone app has stopped. Here is how to enable Safe Mode.

1. Switch off the Samsung Galaxy A15 4G phone first.
2. Now keep pressing the “Power” button until you see the Samsung Galaxy A15 4G logo on the screen.
3. Release the button and immediately press and hold the “Volume Down” key.
4. Leave the key once the Samsung Galaxy A15 4G device is in Safe mode. Now, the third-party apps will be disabled and you can check if the Phone app is still not responding or everything is fine.

2.2 Clear the cache of the Phone app

The cache should be cleaned timely if you want any app to work properly. Due to the constant usage, the temporary files get collected and may corrupt if not cleared. Hence, the next solution you should try when the Phone app keeps stopping is to clear the cache. Here are the steps to be performed.

1. Open “Settings” on your device and go to “Application” or “Apps”.
2. Now from the list of all applications, go to “Phone” and tap on it.
3. Now, click on “Storage” and choose “Clear Cache”.

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2.3 Update Google Play services

Since Android is created by Google, there must be some Google Play services that are crucial to run several system functions. And if attempting the previous methods isn’t of any use, try updating Google Play services when you find the Phone app stopped. For doing this, you need to make sure that automatic updates are turned on in Google settings. If not, enable it and get the apps including Google Play services updated for smoother functions.

2.4 Update the Samsung Galaxy A15 4G firmware

When the firmware is not updated, it may conflict with some apps and maybe that’s why your Phone app falls prey. Therefore, updating Samsung Galaxy A15 4G firmware will be a sane step that should be taken when the Phone app has stopped. Follow the below-mentioned steps and then check if the Phone app is opening or not.

1. Open “Settings” and go to “About Device”.
2. Now tap on “Software Updates” and check for the availability of the new update.

1. Download and install it and then try to use the Phone app.

2.5 Clear partition cache

Here is another resolution for the “Unfortunately Phone has stopped” error. Clearing the partition cache will remove the whole cache of the Samsung Galaxy A15 4G device and make it work like before.

1. Switch off your device to begin with and enter the recovery mode by pressing the “Home”, “Power” and “Volume Up” buttons.
2. The recovery mode screen will appear now.
3. From the menu, you need to choose “Wipe Cache Partition”. For this, you can use the Volume keys to scroll up and down.
4. To select, press the “Power” button.
5. The process will begin and the Samsung Galaxy A15 4G device will restart post it. Check if the problem still persists or it is finished. If unfortunately not, get to the next and the most productive solution.

2.6 Get the Samsung Galaxy A15 4G system repaired in one click

If still, the Phone app keeps stopping after trying everything, here is the most effective method that can surely help you. Dr.Fone - System Repair (Android) is a one-click tool that promises to repair Android devices hassle-free. Be it apps crashing, the black screen, or any other issue, the tool has no problem fixing any sort of issue. Here are the benefits of Dr.Fone - System Repair (Android).

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How to fix crashing Phone app using Dr.Fone - System Repair (Android)

Step 1: Get the Software Installed

Click the “Start Download” button to download the tool on your computer, and then open the program to begin the repair, click on “System Repair”.

Step 2: Plug the Phone with PC

Take your original USB cord and then connect your Samsung Galaxy A15 4G to the computer. When the Samsung Galaxy A15 4G device is connected, click on “Android” from the two tabs > click “Start”

Step 3: Enter the Details

As the next step, enter some important details on the next screen. Be sure to enter the right name, brand, and model of the Samsung Galaxy A15 4G device. When done everything, verify once and click on “Next”.

Step 4: Downloading Firmware

Downloading firmware will be the next step. Prior to this, you have to go through the instructions given onscreen to enter the DFU mode. Please click on “Next” and the program will bring the suitable firmware version and start downloading it.

Step 5: Get the Samsung Galaxy A15 4G device Repaired

When you see the firmware has been downloaded, the issue will begin to get resolved. Hang on and wait until you get notified for the repair of the Samsung Galaxy A15 4G device.

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2.7 Factory reset

If none of the above methods worked for you, the last resort you are left with is a factory reset. This method will wipe everything from your device and make it function like normal. We also suggest you make a backup of your data if it is important so as to prevent the loss. Here is how to do this to fix the crashing Phone app.

1. Open “Settings” and go to the “Backup and Reset” option.
2. Look for “Factory data reset” and then tap on “Reset phone”.
3. Within a while, your device will go through resetting and boot up to normalcy.

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Samsung Galaxy A15 4G Stuck on Screen – Finding Solutions For Stuck on Boot

The market has embraced Samsung Galaxy A15 4G for being the pioneers in the industry. Although the company lacked in providing explicit smartphones, they were still able to catch up with the race. Samsung Galaxy A15 4G C31, known to provide durability of the next level, is taking up the latest shelves of Samsung Galaxy A15 4G smartphones. Although the company promises reliability, there are several problems involving such smartphones.

One prominent solution stated by Samsung Galaxy A15 4G users involves the screen stuck in the boot. If your Samsung Galaxy A15 4G is stuck on the “Samsung Galaxy A15 4G” screen for no particular reason, you will have to read this article. As this article tackles all reasons involving the problem, it comes up with the necessary solutions. These solutions will help Samsung Galaxy A15 4G users find solutions for their stuck screens on the boot.

Part 1: What Causes Samsung Galaxy A15 4G Screen Stuck on Boot?

Has your Samsung Galaxy A15 4G recently been stuck on the boot loop screen? If it is happening or has happened to you, there are some reasons that you need to be aware of. Having an overview of the causes of Samsung Galaxy A15 4G being stuck on the Android One screen can help you redirect yourself toward to right solution. Go through the list of all causes and find more about the issue involving screens stuck on boot in Samsung Galaxy A15 4G smartphones:

• The Device is Damped in Liquid

It is entirely possible that your Samsung Galaxy A15 4G smartphone is immersed in water. With a smartphone dipped in liquid, the Samsung Galaxy A15 4G device can turn useless. If you have tried starting it again, it won’t run and might get stuck on the boot.

• Soft-Bricked Device

There are multiple conditions where your Samsung Galaxy A15 4G smartphone can get soft-bricked. It majorly happens when a particular function in the Samsung Galaxy A15 4G device stops working. To counter the problem, it is essential that you can get your device stuck on the boot screen.

• Outdated Device

If the equipment wears out after a certain time, there is a need to have it changed. With such obsolete models of Samsung Galaxy A15 4G, you will surely face issues like a screen stuck on the boot. Smartphone equipment cannot be revamped, and you will have to go for newer options.

• Software Update Required

A software update on your Samsung Galaxy A15 4G smartphone might be causing issues with the screen stuck on the boot. The best way to get rid of this problem is to update your system software to the latest version.

Part 2: 5 Solutions To Solve Samsung Galaxy A15 4G Screen Stuck on Boot

Do you seek to resolve the problem of the Samsung Galaxy A15 4G Plus stuck on the Android One screen? There are specific techniques that can be tried as a remedy. These solutions are tried and recommended by experts. Go through the details provided below to solve the issues with your stuck Samsung Galaxy A15 4G screen.

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Solution 1: Force Restart Samsung Galaxy A15 4G

The first and most proclaimed technique to refresh Samsung Galaxy A15 4G devices under such a problem is to force restart them. If the Samsung Galaxy A15 4G device is stuck, you will have to perform this process by pressing the “Power” and “Volume Up” keys for 15 seconds. Continue holding the buttons until the Samsung Galaxy A15 4G device vibrates or restarts by showing the screen again.

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Solution 2: Leave the Phone For a While To Drain Its Battery

A conventional way to solve the issue of a stuck screen in Samsung Galaxy A15 4G is to leave the phone in its position. As you let its battery drain out, the phone will turn off, and you can activate the Samsung Galaxy A15 4G device again by charging it.

Once you restart it this way, all the procedures will initiate again, and the Samsung Galaxy A15 4G device will be as good as new. Draining the battery has given you the leverage to regain control over the Samsung Galaxy A15 4G device again.

Solution 3: Check For Updates on Samsung Galaxy A15 4G Smartphones

Another quick remedy to try on your Samsung Galaxy A15 4G smartphones involves updating their software. If there is any prevailing software update to install on the smartphone, you will have to check and update it by following the steps guided below:

Step 1: Open the “Settings” of your Samsung Galaxy A15 4G smartphone and continue to the “System” section in the list of options. You will have to access the “Advanced” options in the “System” menu.

Step 2: As you lead to the advanced options, look for “System update” in the provided options. Look for the “Check for update” button. This will check if your Samsung Galaxy A15 4G needs any software updates or not.

Solution 4: Using Wondershare Dr.Fone

One of the finest options available to perform is using a third-party platform that promises smooth operability. Wondershare Dr.Fone is a platform designed to provide such smartphones another life to survive. Its unique functionality repairs all the issues with a smartphone and makes it as good as a new one.

If your Samsung Galaxy A15 4G Plus is stuck on the Android One screen, this platform is the ultimate solution for you. With the support of the latest devices and software versions, Dr.Fone – System Repair (Android) offers the best results. To know how to repair your Samsung Galaxy A15 4G smartphone with the help of this tool, look through the steps featured next:

Step 1: Open Dr.Fone and Select System Repair

As you launch Dr.Fone after downloading it on your computer, continue to the “System Repair” option. You will have to start by connecting the Android device to the computer through a USB cable. Select “Android Repair” from the options available and continue to the following options.

Step 2: Define Device Information and Confirm

You will be directed to the Samsung Galaxy A15 4G device information screen, where you must define the identification parameters of the Samsung Galaxy A15 4G device. Select the brand, name, model, country, and carrier details for proper system recovery. On clicking “Next,” you will receive a warning where you will have to type the number “000000” to proceed with the method.

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Step 3: Put Your Samsung Galaxy A15 4G in Download Mode

Following this, you will have to put your Samsung Galaxy A15 4G in Download Mode. For that, you need to follow the steps according to the condition of the Samsung Galaxy A15 4G device:

• For Devices with Home Button:

Power off your Android and continue to press and hold the “Volume Down,” “Home,” and “Power” buttons for a few seconds. After holding them for almost 10 seconds, release and press the “Volume Up” button to enter the mode.

• For Devices without Home Button:

Turn off the Android device and hold the “Volume Down,” “Bixby,” and “Power” buttons simultaneously for a few seconds. On releasing the buttons, press the “Volume Up” button to enter Download Mode.

Step 4: Start Downloading and Verify Firmware

To proceed, tap the “Next” button to download the firmware. As you verify the firmware, the repairing process starts on your Samsung Galaxy A15 4G device.

Solution 5: Contact the Customer Service Center of Samsung Galaxy A15 4G

If the issue of the Samsung Galaxy A15 4G stuck on the “Samsung Galaxy A15 4G” screen continues, you will have to contact the Samsung Galaxy A15 4G device’s customer support. With no proper method left for the Samsung Galaxy A15 4G device, the only effective technique is to visit the authorized store for Samsung Galaxy A15 4G smartphones and claim the issue with the Samsung Galaxy A15 4G device. In this way, you might receive or get a fully repaired device with no additional charges if the Samsung Galaxy A15 4G smartphone is under warranty.

Part 3: How to Avoid Samsung Galaxy A15 4G Screen Stuck on Boot?

What if you come to know that you can avoid the Samsung Galaxy A15 4G screen stuck-on boot problem? There are a set of tips and tricks that you can follow to explain how to prevent such an issue in the first place. Follow these tips to learn more about saving your Samsung Galaxy A15 4G from such miserable conditions:

1. Protect from Malware

The first thing to protect your Samsung Galaxy A15 4G smartphone from getting stuck on the boot is to keep it safe from unauthorized and malicious data. The best thing to keep a device secure is to follow all security protocols and avoid bypassing them. If you try downloading something not authorized by the Play Store itself, for instance, an APK, it can make your device vulnerable to malware.

2. Keep Your Device Updated

If you feel frustrated by issues like Samsung Galaxy A15 4G being stuck on the Android One screen, the best thing to avoid such a problem is to keep your device updated at all costs. Whenever there is an update on your Samsung Galaxy A15 4G smartphone, make sure to install it on time and properly. Do not leave updates uninstalled for no reason, as they can hinder the Samsung Galaxy A15 4G device’s speed and performance.

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3. Do Not Fool Around with System Files

Changing or modifying system files can be fatal for smartphones. Thus, to keep your Samsung Galaxy A15 4G safe, you need to keep your hands away from such important files. Modifying a single file can make your device useless or put you in situations like a Samsung Galaxy A15 4G smartphone stuck on the boot. For that, the best tip is to keep yourself out of engagement.

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As you have observed, the power of Dr.Fone can be a perfect phone manager for you at all times. While providing system repair services, it can also help you manage your device’s data and other statuses. Thus, consider keeping Dr.Fone close to your device and its operations. In this way, you will be able to have complete control over all types of data present in the Samsung Galaxy A15 4G smartphone.

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Conclusion

With that, this brings the article on Samsung Galaxy A15 4G smartphones to a conclusion. If you are still facing issues with your Samsung Galaxy A15 4G stuck on the “Samsung Galaxy A15 4G” screen, this article is the perfect solution for your problem.

With all the provided methods, we do hope that you will be able to restore the status of your Samsung Galaxy A15 4G smartphone and make it functional. For the finest results, you have also discovered Dr.Fone – System Repair (Android) as the best solution for repairing such devices.