Have you ever faced WiFi authentication problem on your Android phone? You are sure that you have entered the right password. Or you have connected to this network earlier but now it is showing the authentication error. You want to fix this error but don’t know how you will do this. Don’t Worry! This article introduces different solutions on how to fix Android WiFi authentication error. So, just read this guide carefully to fix the error.
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Causes – Why Does My WiFi Keep Saying Authentication Problem?
There are some reasons behind Wi-Fi authentication problem. Here I have mentioned them.
- When you are blocked to use the Wi-Fi of another phone then this error occurs.
- If the signal which you are using to connect your device is unstable then you will face WiFi connection failure on Android.
- If you have recently updated your device to its latest version then this can also create a problem in connecting to WiFi.
- When your router has some problem or malfunction then you will face an authentication error on WiFi.
So, these are some of the reasons which can cause Android WiFi authentication problem. You can fix it by following the below-mentioned solutions.
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Solution 1: Reset Your Android WiFi Connection
You should first reset the connection between Android device and your wireless router. This solution has helped many users to fix authentication problems with WiFi.
Below, follow the steps to reset Android WiFi connection to fix Android WiFi problem.
Step 1: On your Android phone tap on the Settings icon and then find WiFi under network connection.
Step 2: Now, under Wi-Fi networks, you need to find the network that you wish to connect to and then long-press on its name/SSID.
Step 3: Next, a pop-up menu will appear with two options “modify network configuration” and “forget network”.
Step 4: Here, you need to choose Forget network option.
Step 5: Now, keep your Android phone and WiFi router at some distance unless you see only one signal bar.
Step 6: After that try to reconnect to the same network and enter the password again.
If this works well then you can easily connect to your network and authentication problem will be solved.
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Solution 2: Use Airplane Mode
When users want to play games quietly then they keep their phones in airplane mode. You can also use airplane mode to fix Wi-Fi authentication errors.
Here, follow the steps to turn off airplane mode to fix WiFi problem on Android phones and tablets.
Step 1: Scroll down the Quick Settings menu on your phone and turn off Mobile network and Wi-Fi.
Step 2: After that turn ON Airplane mode.
Step 3: Then turn on Wi-Fi and connect to the network connection through Settings.
Step 4: If you are connected to the Wi-Fi successfully, then disable the Airplane mode and you can turn on mobile network as well.
Solution 3: Change The Wireless Network Configuration
Android Wi-Fi authentication problems can also cause due to an IP conflict. You can fix this error by modifying the wireless network setting of your Android smartphone from its default DHCP setting to Static IP.
Here, follow the steps to do so.
Step 1: On your phone open the Setting app and then select Wi-Fi.
Step 2: Now, press and hold the network that you wish to use and then select the option “modify network configuration” under the pop-up menu. (This option can also be named as modify network connection in some phones)
Step 3: Now, see the box to show advanced options and then find IP settings. Now, modify it from DHCP to Static. After that, you will find an IP Address field below.
Step 4: Enter the details involved in the static IP address field then erase it and again enter it and save.
Step 5: You can take the help of your internet service provider when you are not assured what you have to enter in the place of Gateway, Netmask, IP Address, and DNS.
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Solution 4: Confirm The Wireless Network Name
When you are confident that you have entered the correct passcode but at the same time you could connect to the wrong network name. For example, if you have visited a Holiday Inn Express then all of their wireless networks have a similar name. Like this, your router name such as “Verizon” could be similar to someone in your region.
If you have connected to another wireless network accidentally with a similar name with your Wi-Fi password then definitely you will face an authentication problem WiFi fire tablet issue.
To fix it you need to rename your wireless network (if you are using your personal home network) so that you will not get confused again.
Solution 5: Update Your Android Device
If you have not updated your Android phone to its latest version then it can cause authentication WiFi error on your Android phone. So, you should check the update for your Android OS and if it is available then install the latest update.
Here, follow the below steps to update your Android OS to fix Android Wi-Fi authentication problem.
Step 1: On your phone open the “Settings” app and then tap on “About Phone” option.
Step 2: After that find System Update/Updates option and tap on it.
Step 3: Now, it will check update for your device and if there is any new update is available then it will ask you to update it.
Step 4: If you find a new software update then download and install it and restart your device.
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Solution 6: Reset Network Settings
You can also fix the Wi-Fi network issue by resetting the network settings on your Android phone. This method will not wipe your device data so you don’t need to worry about your valuable data. But this will reset all your device settings.
Now, follow the below steps to reset network settings on Android phones to fix Wi-Fi issue on Android.
Step 1: On your Android device tap on Settings icon and then tap on “General Management” option.
Step 2: After that go to “Reset” then tap on “Reset Network Settings” option in the menu.
Step 3: Finally, hit on “Reset Settings” button.
Now, you need to wait unless the process gets completed. After this, you can go back to your Wi-Fi menu on your Android smartphone and try to connect to the wireless network.
Solution 7: Use WPS Push Button
WPS (Wi-Fi Protected Setup) is a security standard that makes a home network without any passcode.
Here, follow the steps to use WPS push button to fix Wi-Fi authentication problem.
Step 1: On your phone head to Settings > Wireless & Network > Advanced Settings. You will get various WPS options according to your modes.
Step 2: Hit on a WPS push button and then you will see WPS setup, waiting for configuration from your router.
Step 3: Now, press the WPS button from your router and wait unless the connection is established.
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Solution 8: Check The Number Of Supported Devices
In few modems, you can connect only a certain number of devices. So, you should check this through the manufacturer or the service provider.
To check this you need to go to the WiFi router settings and see the maximum number of devices that you can connect to the wireless network. You can increase the number of devices and save this setting.
Solution 9: Restart Your Router (If You Are Connecting To It)
You can also restart your router to fix Android Wi-Fi authentication problem. This will give your device a fresh restart which can help you in fixing the issue.
Below, follow the steps to restart your router to fix WiFi authentication problem on Android phone or tablet.
Step 1: Press the switch to the off position of the wireless router. After few minutes turn on the router.
Step 2: Now, your router will take time and then you can connect your device to it.
Step 3: Try to connect your device to it and see you are successfully connected to it or not.
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Solution 10: Check Network Security Type
Network security type can also cause Android Wi-Fi authentication errors. You can change the network security type if you know the router’s username and password.
If WPA is the security protocol then change it to WPA2 and vice versa. Then follow the steps mentioned in Solution 1 and tap on Forget Network. After few minutes, connect your device again to the wireless network.
Solution 11: Try Android System Repair Software To Fix Android Wi-Fi Authentication Problem
You can receive this error if there is some problem with your Android OS. Here, you can use Android System Repair software to fix this issue. It has the most advanced technology and fastest repairing speed.
Besides fixing this issue it also fixes many other issues like Android black/white screen of death, Android won’t update, device frozen, stuck in download mode, etc.
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Solution 12: Factory Reset Your Phone
You can also factory reset your Android phone to solve this Wi-Fi issue but remember that this will wipe your device’s data. So, before using this method you should backup all your important data to a safe place.
Here, follow the steps to factory reset Android phone.
Step 1: Go to Settings > System then choose Reset option.
Step 2: Tap on Erase all data (factory reset).
Step 3: Select Reset Phone.
Step 4: After that, you need to confirm the process by hitting on Erase Everything button.
Now, you need to wait for some minutes until the reset process gets completed. Make sure that your phone has enough battery. Once the reset process gets completed, your device will restart and then you can set up your phone from starting and see the Wi-Fi issue is fixed or not.
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Solution 13: Contact Your Mobile Carrier
If you have tried all the above solutions but nothing has helped you to fix the Wi-Fi authentication error on Android then lastly you should contact your mobile carrier to see if there is any problem with the hardware. You should tell them all the solutions which you have tried so that you don’t need to follow the above solutions again.
Bottom Line
So, these are the 13 different solutions to fix Android WiFi authentication problem. Try the solutions one by one. If there is any issue with the Android OS then don’t forget to use Android System Repair software.

Jasper Madison is a passionate technical writer with more than 9 years of experience. She has a keen interest in Android and iOS and everything surrounding it. She is a technology enthusiast and fascinated with technology since her childhood days.