How to Fix Android WiFi Authentication Problem [Easy Guide]

Android WiFi Authentication Problem” states that your Android device refuses to connect to WiFi network. This problem occurs due to several reasons including problematic WiFi network, misconfiguration in network settings, unsuccessfully try to connect to WiFi, password is incorrect, IP address is incorrect, and/or something went wrong with your Android device.

In other words, you are unable to connect to WiFi network due to WiFi Authentication Problem on Android. In this case, you can try first steps toward resolving the issue is reconnect to the WiFi network with correct password and check if it works. If not, and you notice “Authentication Error” under the WiFi “Network Name”, then can try to fix the issue with our instructions.

WiFi “Authentication Error” on Android: This problem can occur on both adding new WiFi network and the existing network whenever you try to connect to the WiFi network. This error “Authentication Error occurred” usually appear on WiFi network name, that states in most of the cases, WiFi password is incorrect. But there can be other possibilities behind “WiFi Authentication Problem on Android”. Let’s take have a look at reasons.

Reasons behind Android WiFi Authentication Problem:

  • Incorrect WiFi Password: As we know that, entering of correct password is required to connect to the WiFi network which is password protected. In case if you entered wrong password, then you are not applicable to connect to the WiFi network. “WiFi Authentication Problem” mostly occurs if the provided WiFi password is incorrect.
  • Misconfigured Network settings: Incorrectly modifying WiFi Settings or network settings can cause “WiFi not working problem” or “WiFi Authentication Problem” in your device. If it is hard to detect which network settings are required to change to fix this problem, then you can resolve by resetting the network settings
  • Incorrect IP address: If DHCP IP Settings are not configure the IP address correctly for the WiFi network you try to connect, then WiFi Authentication Problem on Android might occurs.

If you are one of them who are facing the same problem and looking for solution on the “WEB” to fix, then you can read & follow the instructions below.

How to fix Android WiFi Authentication Problem?

Method 1: Recheck password of WiFi network and try reconnect

Sometimes, “WiFi Authentication Problem” can occur due to incorrect password you have entered to connect to the WiFi network. You need to make sure that you have typed the correct WiFi password for connection. If the WiFi password has been changed and you are still trying to connect with old password, then it is obvious that the network problem to occurs. So, you should check for right/new password in this case, and try to reconnect to the network.

Step 1: Open “Settings” App in your Android phone

Step 2: In the “Settings” App, tap on “WiFi”

Step 3: Tap on “WiFi Network name” that is giving “Authentication Error” and select “Forget the network” option

Step 4: After that, tap on “WiFi Network”, enter correct password and make sure the “Show Password” icon is checked to see your password while typing.

Step 5: If the problem is still persist, go and check “Router Settings” to confirm the password

Step 6: You can type IP address like “” in your browser and provide login username & password. This IP address is default for most, you can find IP address by typing and executing “ipconfig” command in “Command Prompt as Administrator” window.

Step 7: Once you are logged in, go to “Wireless > Security” and check your password

Step 8: Some routers also have login and WiFi password listed on the back of router. You can check your password from there.

Method 2: Turn ON Airplane Mode and then turn OFF

Sometimes, network connectivity problem is temporary and can be fixed by turn ON the Airplane mode temporarily. This option helps you turn off all the connectivity of the Android device. You can simply turn ON the Airplane Mode on Android by swapping down the notification bar on main screen and tap on “Airplane Mode” button to turn ON. After 30 seconds, you can turn it OFF using same method. After applying the method, you can check if WiFi Authentication Problem is resolved.

Method 3: Configure IP address

As mentioned above, incorrect IP configuration can cause “WiFi Authentication Problem”. So, you can fix this problem by configuring IP address.

Step 1: Open “Settings” App in your phone and tap on “WiFi” option

Step 2: Tap the WiFi Network Name that is giving the error and select “Modify” settings

Step 3:  Check “Show Advanced Options” if available or you can directly change the settings

Step 4: Now, tap the “IP settings” and select “Static” for it

Step 5: Scroll down and change IP address to “”. You can change the last digit of IP address to any number between “1 to 255”.

Step 6: After that, tap on “Connect” and check if WiFi not working problem is resolved.

Method 4: Perform Reset Network settings operation

If the above steps/methods didn’t fixed Android WiFi Authentication Problem, then you can try to fix by resetting network settings. This will reset all the settings related to network connectivity to default.

Step 1: Open “Settings” App and tap on “Backup and Reset”

Step 2: Now, tap on “Reset network Settings” option and then tap on “Reset settings” to confirm

Step 3: After resetting network settings, try to connect the WiFi again and check if the trouble is resolved.

Method 5: Make sure your Android device software is up-to-date

Outdated Android device software or Operating System can cause several bugs or problem like “WiFi Authentication Problem” and/or other issues. So, you need to check for Android device software update.

Step 1: Open “Settings” App and tap on “About Phone”

Step 2: Tap on “System Updates” or “Updates”

Step 3: If you see any software updates available, then download and install them right away

Step 4: Once done, restart your android device to save the changes.

Method 6: Perform Factory Reset Android device operation

“Factory Reset Android” will reset everything including all network settings, Android apps, and data saved on device. This will fix network connectivity problem. But before performing this operation, make sure all of your personal files or data stored in your Android device is safely and securely backed up.

Step 1: Open “Settings” app in your Android phone

Step 2: Go to “Backup & Reset > Factory data reset”. Note that it will delete all files including videos, photos, messages, files, all the settings (Network settings and others) and more

Step 3: Wait to complete factory reset operation. Once done, go to “settings” App and try connecting to WiFi network. Please check if problem has been finally resolved.


“Android WiFi Authentication Problem” occurs due to incorrect IP address, incorrect WiFi password, wrong network settings and something wrong with your Android device. But this problem can easily be fixed with the instructions mentioned above so you can apply the above steps/methods to do so. If this article really helped you, then you can share this article with others to help them. For any suggestions or queries, please write on comment box below.