There have been reports of this model having difficulty connecting to a network that uses the WPA2 encryption. If you still can’t connect then you may need to change the encryption type used by your router. Search for the wireless network again then connect to it. Once your phone has fully booted turn on the Wi-Fi then tap on your Wi-Fi connection from the list and forget it. If the problem is not with the router then reboot your phone and the router. If the authentication error appears on the other device then the issue may be with your router. Try to determine first if the problem is not caused by your router by connecting another device to it. If however this issue is not caused by an app then proceed with the troubleshooting steps listed below. You will need to find out what app this is and uninstall it. If it doesn’t then the issue is most likely caused by an app installed in your phone. Try connecting to your wireless network and see if the error message still pops up. Release the Volume down key when you see ‘Safe Mode.’
But I forget where I have done this changes. Later I found in one article that some apps location permission deny can cause this type of problem and as far I remember, I have done some location permission denying on some apps.
One thing that I can connect to another Wi-Fi hot-spot (from another mobile device) which has no password (open Wi-FI).
After that I upgrading my device from android 4.3 to 4.4 and also done factory reset. I tried everything like changing the router password, forget password in my device and re-enter password, rebooting my device. I can not connect to any Wi-Fi access point and when trying it shows authentication error. I have been using this device since 2013 and never found this type of error.
Recently I am facing Wi-Fi authentication error on my Samsung Galaxy S3. S3 Authentication Error When Connecting To Wi-Fi If you are still noticing a weak connection then try connecting your phone to a different Wi-Fi source. You may need to enter the network password to connect again. Turn on the Wi-Fi of your phone then long press on the Wi-Fi network and forget it. Before connecting to the wireless network make sure that there are no obstacles between both devices such as walls. Solution: Try to restart your phone and the wireless router first to reset the connection. I have a samsung galaxy S3 and my wifi doesn’t work like i think it should.
If you would like to browse the previous parts in this series then check out this link.Īside from sending us an email you may also reach us at our Facebook and Google+ social media accounts. We however ask that when you do send us an email try to be as detailed as possible so that an accurate assessment can be made and the correct solution can be given.
This is a free service we are offering with no strings attached. We will be more than happy to assist you with any concern that you may have with your device. I however suggest using the form since it’s a much easier method. If you own a Galaxy S3 or any other Android device for that matter then feel free to contact us using this form or you can also send us an email at. We will tackle some real world problems that our readers are facing by providing the necessary troubleshooting steps to take which would lead to a resolution. In this installment of the series we will tackle problems such as the phone not connecting to a Wi-Fi, not having a mobile data, or not having any network signal at all. Welcome to our focused troubleshooting series that deals with Wi-Fi, network, and mobile data related problems on the Samsung Galaxy S3.