Feb 21, 2025 • Filed to: Mobile Repair Solutions • Proven solutions
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 Wifi problem and how you can resolve whenever authentication error occurred on your device.
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 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 device is allowed to connect to the network.
There could be plenty of reasons for facing an authentication error on your device. Most of the time, it occurs whenever a Wi-Fi 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 Wi-Fi 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 Wifi problem (as it mostly happens on Android devices).
Before we make you familiar with different fixes for the Wi-Fi 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.
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.
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.
So Android repair requires programming knowledge to do it?
No! With Dr.Fone - System Repair (Android), you can do Android repair in just a few steps and get all issues like Wifi Authentication error fixed easily.
An easy-to-operate tool to fix Android system issues like a Wifi authentication error
Here are the steps to fix Wifi Authentication Error by Android system repair:
Note: Android repair is effective to permanently fix Wi-Fi Authentication Error, but may wipe out the existing phone data. Back up all the important Android data to PC before you go on.
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.
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.
One of the easiest ways to fix the authentication problem of Wi-Fi 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.
If the above solution won’t work, then you would be required to walk the extra mile to fix the Samsung 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.
Now, try to connect to the Wifi hotspot again. You would be able to overcome the authentication problem of Wifi.
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:
Now, try to connect to the network again. Most likely, it will let you fix the authentication error on your device.
There are instances where an outdated OS version of your Android device 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.
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.
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 Wi-Fi network again.
After following these quick and easy suggestions, you would be able to fix the Samsung Wi-Fi 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.
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