The Samsung Galaxy S4 “Wifi authentication error ” is very much popular among the S4 Series. Avoid the simple and obvious answers which are “Reboot your phone, check to see if you’re entering the right password” Samsung Galaxy S4 Authentication Error.
Wifi Authentication is the processes of identifying a Wifi connection, usually based on a username and password. In the case where the Wifi Authentication fails or not able to find wifi connection on your Samsung Galaxy S4, there may be solutions to the issues:
Wave interference frequency, your Samsung Galaxy S4 Bluetooth, and Wifi radio wave signal is interchanging with each other. The Galaxy S4 Bluetooth and Wifi shared the same frequency (2.4gHz) .
Solution 1 Samsung Galaxy S4 Authentication Error
Samsung galaxy SG4 with Jellybean 4.3 also applies to this solution. Switching Off your Bluetooth while your WAP is enabled will change the frequency on how wifi and Bluetooth interacts. Tweaking the settings will somehow solve the Samsung Galaxy S4 Authentication Error.
- Turn off you WIFI
- Turn off your Bluetooth
- Turn on your WIFI
- Turn on your Bluetooth
- Tweaking these interchangeably
A next problem causing the Samsung Galaxy S4 Authentication Error is the router/modem.
Read this guide How to fix Wi-Fi connection problem on Samsung Galaxy S4
- Reboot Your Modem/ Rooter to solve Samsung Galaxy S4 Authentication Error