How to Fix Wi-Fi Authentication Issues on Android Phones

This practical guide walks through how to fix Wi-Fi authentication issues on Android phones, explains the main requirements, and highlights common issues that may appear along the way.

1. Reboot the phone

Hold down  the phone's power button  > Select Restart .

2. Activate flight mode on and off

Drag the navigation bar from top to bottom> Select the Airplane mode icon .

3. Forget about the currently connected network

Step 1 : Select Setting  > Select Connections .

Step 2 : Select WiFi  > Select the WiFi that you are having a connection error .

Step 3 : Select Forget .

4. Reset Network Setup

Step 1 : Go to Settings  > On the search bar, type ' Reset network settings '> Select  Reset network settings .

Select Reset settings .

5. Restart the Router

To restart the router , you will press the OFF switch, then wait a few seconds to press the ON switch.

The router directly affects your WiFi, the error may be caused by the Router problem, not your phone . To understand more about Router, immediately refer to the article: What is a Router? The working principle and function of the Router are detailed .

Turn on / off the local Router again

6. Check the WiFi password

View WiFi passwords

Sometimes your phone is saving old WiFi password while that WiFi has changed a new one, so you should check the password to see if you entered it correctly or not.

Let's refer to the article: How to see the wifi password on Windows 7, 8,10 and MacBook computers to check this password on your computer to see if you are entering it correctly!

Check if the WiFi password is correct

How to change a WiFi password

Changing WiFi password can help you fix WiFi authentication problem because when the WiFi will be reset, try this.

Change WiFi password to fix error

7. Set up a static IP address

Step 1 : On the Windows computer, type the key combination Windows + R > Type ' cmd '> Select OK .

Access to the cmd window

Step 2 : Type ' ipconfig / all '> Press Enter  > Write down the parameters of 3 types: IPv4 Address , Default Gateway and 2 DNS Servers .

Look up the required parameters

Step 3 : Continue typing ' ping + IPv4 Address '> Press Enter .

- If the system shows the Ping time as shown, it means that a device using this IP address is connected to the network.

- If " Destination host unreachable " is displayed , it means the IP address is available and you can use it to connect your device.

Ping the IP address

Step 4 : Swipe down from the top navigation bar  > Long press the WiFi  item > Press and hold the faulty  WiFi > Select Manage network settings .

Go to WiFi management

Step 2 : Select  Show advanced options > Select Static  > Enter  IP address > Enter Gateway  > Enter 2 DNS > Select Save .

Reset parameters for static IP

8. Restore factory settings

Note :

- When restoring factory settings, the data on your phone will be lost such as messages, apps, photos, contacts, . because your phone will restore to its original condition.

- Only do this when tried other ways and still cannot fix the error.

Step 1 : Select Settings  > Select General management .

Go to general settings

Step 2 : Select Reset .

Hopefully after reading the instructions you can reconnect to the WiFi and continue your work. Thank you for watching, see you next time!

Key Takeaways

Use the information above as a practical reference for how to fix Wi-Fi authentication issues on Android phones. Review each step carefully, confirm any requirements, and choose the option that best fits your situation.

FAQ

What does this guide explain about Fix Wi-Fi Authentication Issues on Android Phones?

It explains the main concepts, practical considerations, and useful steps related to fix Wi-Fi authentication issues on Android phones without requiring advanced knowledge.

Who can benefit from learning about Fix Wi-Fi Authentication Issues on Android Phones?

This information is useful for readers who want a clear overview, practical guidance, and reliable steps related to fix Wi-Fi authentication issues on Android phones.

What should I check before applying this information?

Review the requirements, confirm that your device, software, or situation matches the instructions, and back up important data before making major changes.