How to Fix Galaxy S7 Wi-Fi Problems

Samsung is one of the biggest companies having the presence all over the globe in the mobile phone industry and not only. Samsung devices are recognized for a plethora of features, the best AMOLED display and always up to date with the latest trends. Galaxy devices compete hard in the smartphone world and deliver to the people the requisite and the upgraded solution they are looking for.

The Galaxy S7 is a flagship phone and as the other Galaxy S devices, it brought a plethora of features to Samsung users. Anyhow, no matter it has such powerful specs still users are complaining about some weird issues and problems with WiFi connection.

Lots of users are saying that when they try to connect to the internet also generates the Galaxy S7 WiFi authentication error which clearly depicts the issue with WiFi connection. To help you fix these issues we have found some workaround solutions. Read further if you want to fix Galaxy S7 WiFi problems.

Restart your Router

The internet router can goof up at times and your connectivity will break in the fraction of seconds and this can be really troublesome for your needs. So this can be a fix of Galaxy S7 WiFi connected but no internet. To solve this issue you need to switch off the router, let it off for the next 20-30 seconds and then turn it on again.

Restart router

Toggle the Airplane mode on/off

This solution can help also to fix Galaxy S7 WiFi issues. Sometimes the phone gets stuck and even it might be connected to the WiFi still it doesn’t work. To fix Galaxy S7 wifi connected but no internet in a temporary manner simply turn on the airplane mode, wait for some time and turn it off again. Try to connect to your WiFi now.

airplane mode Galaxy

Forget and reconnect

The Galaxy S7 WiFi turn on and off and other issues could be to do with how the device is connected to the internet. Simply disconnect the phone from the WiFi, forget the network and then try to reconnect again. To do so, follow the steps below:

  • Go to Settings on your phone
  • Tap on WiFi and it will show you the network you’re connected.
  • Tap on the WiFi name and then forget it.
  • Turn WiFi off and then turn it on again and connect to your network by providing the password.

Galaxy S7 Wifi

Restart your phone

This technique works quite well at times and it can help also with the phone to run smooth. It’s needed sometimes to restart the phone in a while. This could fix the Galaxy S7 WiFi turns on and off. We recommend to shut down the phone, wait for a while and then turn it on again instead of using the restart button.

Galaxy S7 Power On

Clear phone cache

If you find that your system cache has become corrupted with the time and like your laptop it will definitely intervene your working. Ideally, you will need to delete the old files which are not in use. Clearing the phone cache can help you in stabilizing a strong WiFi connection. To clear the phone cache, follow the steps below:

  • Turn off your Galaxy S7
  • Press and hold at the same time Volume Up + Home + Power button
  • Once the Android logo appears, release the power button but continue to hold the Volume Down and Home button until the phone boots into Recovery Mode.
  • On the Recovery main menu navigate to ‘Wipe Cache’ and select it.
  • It will clear the phone cache.
  • Restart the phone and try to connect to WiFi again.

Galaxy S7 recovery mode


Software Update

Is your Galaxy S7 software up to date? Have you installed the latest version of software on your device? If you don’t know yet you can follow these steps to check for a software update on Galaxy S7.

  • Launch Settings on your device.
  • Scroll down and tap on About device.
  • Tap Download updates manually. The phone will search for new updates and download if there is any.
  • If there is any update you can choose to either Install now, later, install overnight.

Connect to another network

If any of the solutions above didn’t fix the Galaxy S7 WiFi issues you can check for a router problem. Try to connect your device to another network. If it is working without any issue then the chances are your router is the problem. But before going to replace the router you can use another device and try to connect to your WiFi. If the other device doesn’t connect to or still face WiFi issues you should ask a specialist to reconfigure your router and if it’s broken to replace it.

Contact your service provider

Sometimes the Galaxy S7 WiFi authentication error and other WiFi issues could be because of the service provider. So you should contact them and ask if there is an issue on their side. But before doing it make sure it is not a problem with your phone and it works with other networks.

These are the solutions we think could help you to fix Galaxy S7 WiFi issues. If you have found any other solution and want to be included in this article, feel free to write in the comments below.

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