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In that location 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 yous familiar with the root cause for the Samsung Wifi problem and how you can resolve whenever hallmark mistake occurred on your device.

Part one: Whatsoever idea nearly the Wi-Fi hallmark problem?

Wi-Fi hallmark has to be washed every time y'all 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 countersign of it. But if after you're putting in the correct password and nevertheless experiencing the wifi authentication problem. Here'due south what you demand to know.

Authentication error occurs when the "deal" between the Wi-Fi router and device fails due to certain reasons. Start, 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 information technology. Now, if the countersign matches, information technology sends affirmation for the "connect" request, then the device is allowed to connect to the network.

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

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

In this scenario, whenever you endeavor to connect to a Wifi network (fifty-fifty after supplying the correct password and username), it doesn't connect to it. Instead, it displays an authentication error occurred promptly. Thankfully, there are enough of ways to overcome the hallmark problem Wifi. In the next section, we accept provided three dissimilar solutions to fix the Samsung Wifi problem (as it mostly happens on Android devices).

Part iii: ten 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 mistake because your router is non performance properly. You tin can restart information technology and try to connect whatsoever other device to it also to cheque it. After making sure that there is no trouble with your network or router, follow these suggestions to overcome the authentication fault occurred issue.

Check if actress characters added in Wi-Fi password

Ensure that no other extra characters are existence added in the Wi-Fi password while you're entering information technology. Key in the countersign advisedly while viewing the characters, and then check if the authentication error occurs or not.

One-Click to Prepare Wifi Authentication Fault by Android Organisation Repair

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

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Here are the steps to fix Wifi Hallmark Error by Android arrangement repair:

Note: Android repair is effective to permanently ready Wifi Authentication Error, but may wipe out the existing phone information. Backup all the of import Android data to PC before you lot get on.

1. After the DoctorFone tool is downloaded, install, and launch it. You tin come across the following screen.

1. Connect your Android device to the estimator, 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 Android device in download style by post-obit the on-screen instructions.

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

Use static IP address instead of DHCP

DHCP, or Dynamic Host Configuration Protocol is the default IP accost assignment for the Wi-Fi settings on many devices. Whereas DHCP tin can cause IP address conflict during the dynamic IP address assignment. So, yous'd better change "DHCP" to "Static" to see if the hallmark mistake persists.

Footstep 1: Head to the "Settings" of your Android device and and then opt for "Wireless and Networks" followed by "WLAN/WiFi".

Stride two: Now, striking on the WiFi network that is showing "authentication mistake occurred".

Pace iii: Depending on your Android device model, look for "IP Settings" and tap on it. Now, switch the "DHCP" to "Static".

Step four: Annotation down the static IP address fields and wipe off all the fields. Punch information technology in over again and then save information technology.

Bank check carefully for duplicate Wi-Fi names before you connect

Perchance, you might connect to a WiFi with a similar proper noun. There are good chances that some users do non modify their WiFi network name and possibly, your neighbor may have the same WiFi network, service provider. Therefore, ensure yous connect to the right 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, y'all would be required to forget the respective network first and so connect to it once more. This can be done by simply following these steps.

1. Firstly, you need to forget a Wifi network. To exercise it, go to your telephone's Settings > WiFi and network. From here, yous can run across a list of all the Wifi hotspots that your phone connects to. Select the network you wish to forget.

ii. When you would select a network, it will provide the basic data related to it. Just tap on the "Forget" push and agree to the pop-up message. This volition erase the network's data from your device.

three. After, plough 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 connectedness. This mode, yous can reset the network successfully.

Modify network connection

If the above solution won't work, so you lot would be required to walk the actress mile to fix the Samsung Wifi problem. Subsequently you reset a network connection, if still getting issues regarding the authentication of the network, you need to modify the connexion. In this technique, you will exist changing the IP settings on your telephone to alter the style it establishes a secure connectedness. Y'all can practice it by following these steps.

i. To outset with, visit your phone's Settings and open the Wifi page.

2. This will display a listing of all the Wifi networks that are associated with your device. But long-tap on the Wifi network that you wish to modify. It will open up 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 too. But select it to proceed.

3. It volition display basic data 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 carte du jour, change the field from DHCP to Static. This will let yous establish a static connection between your device and the router.

5. Every bit soon as you will change it to static, you will get unlike fields related to your network's IP address, gateway, DNS, and more. Just fill up these fields and tap on the "Save" push button once you are done.

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

Modify Network Security Type

It has been observed that, when nosotros 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 aforementioned issue, then it can be stock-still 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 together the network". If you already have the Wifi network saved, then merely forget the network by following the above-mentioned tutorial.

2. At present, turn on your device'due south Wifi and tap on the pick of "Add network". Hither, y'all would be asked to give a network proper noun and select the security type. To manually select it, tap on the "Security" option.

3. From here, you lot volition go a list of diverse security protocols that you can selection. Select "WPA/WPA2-PSK" and save your selection.

At present, endeavor to connect to the network again. Nigh probable, it will let you lot fix the authentication error on your device.

Update Android firmware to the latest

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 and then check if the trouble persists or not.

Pace ane: Launch "Settings" of your Android device and and so become into the "About Phone" option.

Footstep 2: Now, opt for the "Arrangement Update" option. If the update is bachelor, 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 hallmark 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: Plough Airplane style on/off

By simply turning on the Airplane mode (and later turning it off), you tin easily fix the authentication problem Wifi well-nigh of the time. Y'all tin can find a toggle button for Airplane mode on the notification bar of your phone. If you can't discover it in that location, then get to your telephone'due south Settings > Connexion > More Networks and plough on the feature of "Plane Style".

Allow information technology do for a while. Subsequently, turn information technology off and try to connect to the Wifi network again.

After following these quick and easy suggestions, you lot would exist able to fix the Samsung Wifi trouble for certain. Even if you use whatsoever other Android device, then its hallmark fault tin can hands be resolved after these constructive solutions. Go ahead and give these expert solutions a endeavor and let u.s.a. know about your feel as well. If you have any other solution to gear up the authentication trouble Wifi, and then share it with us too in the comments.

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Source: https://drfone.wondershare.com/android-issue/authentication-error.html