How to fix wifi not working issue on Galaxy S10 | wifi has no internet

Today’s article will show you the steps that you can do if your Galaxy S10 wifi is not working as expected. Learn what troubleshooting steps to do if wifi has no internet, or if it’s just not plain working.

How to fix wifi not working issue on Galaxy S10 | wifi has no internet

If wifi on your Galaxy S10 is not working and you don’t know how to begin troubleshooting it, you’re reading the right article. Below are the steps that you can do to fix your Galaxy S10 with a wifi issue.

Wifi not working fix #1: Restart your router and confirm wifi is working

Majority of wifi problems are fixed by simply restarting the router. If you’re wondering how to fix  wifi not working issue on your Galaxy S10, make sure that this is the first thing that you do. To properly restart the router, make sure to unplug its power cable either from the outlet or from the router itself. Then, wait for at least 5 seconds before turning it back on.

Once the router has been restarted, check for the problem again and see if wifi is working on your S10. If the problem remains, check if the issue lies on the router itself, or if it’s in your S10. to do that, you need to use another wireless device like another smartphone, laptop, or tablet. Make sure that any of these devices is connected to your wifi and see if internet works. If the second device has wifi internet but your S10 does not, proceed to the next troubleshooting step.

Wifi not working fix #2: Identify your wifi problem

There can be a variety of wifi problems. Sometimes, Android users may encounter slow internet issue and call it a wifi problem. For some, intermittent connection may also be labeled as wifi issue. In this article, we assume that your wifi is unable to allow you to connect to the internet (no internet issue) but if you have another form of wifi problem, be sure that you identify it for easier troubleshooting. We try to make our solutions as applicable to as many forms of wifi problems as possible so we hope that this guide is of help.

Once you’ve identified the problem, you can then go ahead and continue troubleshooting it. This post is mainly to help Galaxy S10 users fix their wifi issue so majority of the solutions can only be performed on the device. This also assumes that there’s no problem with the wifi network itself but rather on the S10. If you have established the fact that your wifi is working, then continue with the troubleshooting below. If the problem lies on the router or your wifi network, you should consult your router manufacturer or your Internet Service Provider for help.

Wifi not working fix #3: Perform a forced reboot

If you’ve already performed the first two steps above, then the next troubleshooting steps that you would like to do is force restart your S10. This has been an effective way to fix wifi issue that show wifi is connected by there’s no internet.

To force restart your device:

  1. Press and hold the Power + Volume Down buttons for approximately 12 seconds or until the device power cycles. Note: Allow several seconds for the Maintenance Boot Mode screen to appear.
  2. From the Maintenance Boot Mode screen, select Normal Boot. Note: Utilize the volume buttons to cycle through the available options and the lower left button (below the volume buttons) to select. Allow up to 90 seconds for the reset to complete.
  3. If Maintenance Boot Mode screen won’t show, then your device does not have it. Simply wait for the device to power down completely.

Wifi not working fix #4: Wipe cache partition

Android depends on a set of temporary files called system cache to load apps quickly. If this cache gets corrupted or outdated, a device may suddenly lag, freeze, or show signs of slow performance. At other times, uncommon glitches may occur as well as overall performance of the system may also be affected. To ensure that your S10 has good system cache, we suggest that you clear it once every few months. Here’s how to do it:

  1. Turn off the device.
  2. Press and hold the Volume Up key and the Bixby key, then press and hold the Power key.
  3. When the green Android logo displays, release all keys (‘Installing system update’ will show for about 30 – 60 seconds before showing the Android system recovery menu options).
  4. Press the Volume down key several times to highlight ‘wipe cache partition’.
  5. Press Power button to select.
  6. Press the Volume down key until ‘yes’ is highlighted and press the Power button.
  7. When the wipe cache partition is complete, “Reboot system now” is highlighted.
  8. Press the Power key to restart the device.

Wifi not working fix #5: Forget wifi

Another basic troubleshooting step that you can do in this case is to forget your wifi. This has proven effective in fixing troubles with wifi. What it does is refresh the wifi credentials saved on your phone. By disconnecting your wifi, you are forcing the device to save updated wifi username, password, and configuration.

In order to forget your wifi network:

  1. Pull down the notification bar from the top of the screen.
  2. Tap and hold the wifi icon.
  3. Tap the name of your wifi network (the one you’re having a problem with).
  4. Tap FORGET button.
  5. Restart your phone.
  6. Reconnect to your wifi and see it it’s working now.

Wifi not working fix #6: Reset network settings

Another important troubleshooting step that you want to do in this case is to reset all network settings. This troubleshooting step will clear all non-default network settings and hopefully clear potential bugs. If you haven’t tried this yet at this stage, here’s how:

  1. Open Settings app.
  2. Tap General management.
  3. Tap Reset.
  4. Tap Reset network settings.
  5. Tap Reset settings to confirm.

Wifi not working fix #7: Reset all settings

Resetting all settings on your S10 is like a factory reset, minus the deletion of your personal data and some other things. If Phone has stopped error continues at this time, make sure to reset all settings on your device with these steps:

  1. Open Settings app.
  2. Tap General management.
  3. Tap Reset.
  4. Tap Reset settings.
  5. Tap Reset settings button to confirm.

Wifi not working fix #8: Check for rogue apps

Sometimes, a poorly coded app or malware may interfere with Android and cause problems. To check if you have a third party app problem, restart the phone to safe mode. On safe mode, all third party apps, the ones you downloaded that did not come with the original software, will be suspended. So, if the problem comes from one of them, the problem you’re experiencing right now will not be available on safe mode. To boot the phone to safe mode:

  1. Turn the device off.
  2. Press and hold the Power key past the screen with the device name.
  3. When ‘SAMSUNG’ appears on the screen, release the Power key.
  4. Immediately after releasing the Power key, press and hold the Volume down key.
  5. Continue to hold the Volume down key until the device finishes restarting.
  6. Safe mode will display in the bottom left corner of the screen.
  7. Release the Volume down key when you see ‘Safe Mode’.

If your Galaxy S10 wifi works normally on safe mode and you think that you have an app problem, you should investigate further. To identify the culprit, you can use the method of elimination. Here’s how:

  1. Boot to safe mode.
  2. Check for the problem.
  3. Once you’ve confirmed that a third party app is to blame, you can start uninstalling apps individually. We suggest that you begin with the most recent ones you added.
  4. After you uninstall an app, restart the phone to normal mode and check for the problem.
  5. If your S10 is still problematic, repeat steps 1-4.

Wifi not working fix #9: Factory reset

If wifi is still working on your Galaxy S10 at this point, you should perform a factory reset. There may be an unknown software bug that prevents wifi from working normally on this device. Factory reset will return all settings of software to their defaults as well as delete all personal data and apps. Make sure to create a backup of your personal data ahead of time to avoid losing them.

To factory reset your Galaxy S10:

Method 1: How to hard reset on Samsung Galaxy S10 via Settings Menu

This is the easiest way to wipe your Galaxy S10. all you have to do is to go under Settings menu and follow the steps below. We recommend this method if you have no trouble going under Settings.

  1. Create a backup of your personal data and remove your Google account.
  2. Open Settings app.
  3. Scroll to and tap General management.
  4. Tap Reset.
  5. Select Factory data reset from the given options.
  6. Read the information then tap Reset to continue.
  7. Tap Delete All to confirm action.

Method 2: How to hard reset on Samsung Galaxy S10 using hardware buttons

If your case is that the phone is not booting up, or it boots but Settings menu is inaccessible, this method can be helpful. First, you need to boot the device to Recovery Mode. Once you successfully access Recovery, that’s the time that you begin proper master reset procedure. It may take some tries for you before you can access Recovery so be patient and simply try again.

  1. If possible, create a backup of your personal data ahead of time. If your problem prevents you from doing that, then simply skip this step.
  2. Also, you want to make sure that you remove your Google account. If your problem prevents you from doing that, then simply skip this step.
  3. Turn off the device. This is important. If you can’t turn it off, you’ll never be able to boot to Recovery Mode. If you are not able to shut the device off regularly via the Power button, wait until the phone’s battery is drained. Then, charge the phone for 30 minutes before booting to Recovery Mode.
  4. Press and hold the Volume Up button and the Bixby button at the same time.
  5. While still holding the Volume Up and Bixby keys, press and hold the Power button.
  6. The Recovery screen menu will now appear. When you see this, release the buttons.
  7. Use the Volume Down button until you are highlighting ‘Wipe data/factory reset.’
  8. Press the Power button to select ‘Wipe data/factory reset.’
  9. Use Volume Down to highlight Yes.
  10. Press the Power button to confirm factory reset.

Wifi not working fix #10: Get support from Samsung

At this time, we haven’t heard of any serious wifi issue on the Galaxy S10 that requires repair or replacement. However, if all the software troubleshooting steps above have been done without resolving the trouble, you should let Samsung know about it by sending the phone in. Visit your local Samsung retailer or Service Center so you can set up a repair appointment.


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