If you own a Samsung Galaxy S7 or Galaxy S7 Edge you could be seeing a error message saying “Wifi authentication error” when you try to connect to a Wi-Fi network. When this message shows up, you won’t be able to connect the Samsung Galaxy S7 to a WiFi network. The best way to fix the Samsung Galaxy S7 Authentication Error is to restart your smartphone and reentering your password.
You should know that the reason behind a Wifi authentication error. The reasoning behind the error message is when your WiFi connection is identified incorrectly based on your username and password that was entered. When the Wifi Authentication fails and can’t find a Wi-Fi connection on your smartphone, it means that there are some conflicts going on and need to be fixed. The following are different methods to fix Samsung Galaxy S7 authentication error problems.
Samsung Galaxy S7 Authentication Error
Some have reported that you can fix the Samsung galaxy S7 authentication error problem by turning off the “Bluetooth” when the WAP is enabled. This should be able to fix the change in frequency for both Bluetooth and WiFi interacts with one another. Adjusting this should be able to solve the error with the Samsung Galaxy S7 Authentication Error problem.
Reboot Wireless Router
If for some reason the solutions above don’t help, then the problem can be with the router or modem. The final suggestion that you can try is that the Wi-Fi IP address conflicts with the different smartphones connected to the same network that are sharing the same IP addresses. Other smartphones have the ability interfere with other existing devices, that can cause the Galaxy S7 Authentication Error. The best way to fix this issue is to reboot the modem or router to fix this error.