If your Samsung Galaxy S9 shows the "Facebook app has stopped" error, or in case the Facebook app doesn't launch, then you can follow the info in this post and you will learn how to easily fix the problem.

The Facebook app comes pre-installed with the Galaxy S9 device and you can't remove it completely, so you will have to fix it in order to be able to use it again. The errors shown by Facebook might go away if you reboot the Galaxy S9, so that's what you need to try first.

Also, another thing you should try would be to install the latest Facebook app updates using your Google Play Store. If you're on the last Facebook app version, then you will have to wait for the next app update to roll out, or check the tutorials below and learn what you can do to fix the errors your Galaxy S9 is getting.

How to fix "Facebook Has Stopped"Error on Samsung Galaxy S9:

Facebook app on the Samsung Galaxy phones might develop problems from time to time due to bad updates and the fact that it basically stays active in the background all the time. Also, those of you who wish to get rid of it can only do this by disabling the app, as the uninstall option is not available on the Galaxy devices.

Below you can find multiple things that you can try in order to get rid of all the problems your Galaxy S9 device has when running the Facebook app.

Clear Facebook App Cache and Data:

If the Facebook app crashes when you launch it or it closes randomly when you're browsing your social feed, then the first thing you need to try would be to wipe the cache and the app data. Go to Settings> Apps> find Facebook in the list and open it> now open the Storage menu: here you have to tap "clear cache" and "clear data" options.

After you've cleared the app data you can launch Facebook again and test it. If the app doesn't crash anymore, then you are done and you can return to using it normally. If the issue persists and the Facebook app crashes for your Galaxy S9 device, then you have to continue with the next method below.

Disable Facebook App and Uninstall It:

Another thing you can try would be to disable the Facebook app in order to "uninstall" it, and re-enable it afterwards to see if the problem has been fixed. Go to Settings> Apps> find and open the Facebook in the list> hit the Disable button and confirm process.

After you have disabled it you can reboot the phone. Repeat the steps above, but this time hit the Enable button to re-add the Facebook app on your device.

Install the latest Facebook app updates:

If you haven't updated the Facebook app in a while, then the problem surely has something to do with this. So, open the Google Play store and search for the Facebook app. If the "update" button is shown you can use it and fix the app. After you have managed to install the latest update you can launch Facebook and see if it works without any major issues.

Clear Galaxy S9 Cache Partition from Recovery Mode:

The Cache partition of your Galaxy S9 can be wiped in order to remove all the data the phone uses in order to launch each installed app. After you wipe the Galaxy S9 Cache partition your phone will start to relearn how to manage each app you have installed on your device. Here's how to wipe the cache partition of your Galaxy S9 using the Recovery Mode:

  • power off the phone.
  • boot it in Recovery Mode by pressing and holding Volume Up + Bixby + Power buttons.
  • release the buttons when the screen turns blue and then wait 30 seconds more for the Recovery Mode options to be loaded.
  • select the "wipe cache partition" option and confirm process.
  • reboot the phone in normal mode when you are done.
  • test the Facebook app afterwards and see if the problems are fixed.

Reset Galaxy S9 Network Settings:

The Samsung Galaxy S9 Network settings might prevent Facebook app from launching and it would be best for you to reset them. This can be done easily by going to Settings> General Management> Reset> Reset Network Settings> here you need to tap the "reset settings" blue button to confirm. Reboot the Galaxy S9 afterwards and test the Facebook app. If the problem has been fixed you are done with the post. If the Facebook problems continue, then you should continue with the rest of the tutorials below.

Boot Galaxy S9 in Safe Mode and Use it to test the app:

The Safe Mode allows users to troubleshoot their phones and the issues they're having with various apps. Facebook app might be having issues running due to some recent bad app you have installed and to test this you can boot the phone in Safe Mode and test the app.

If the Facebook app works without problems in Safe Mode, then something is preventing it from opening when you're running it in normal mode. Boot the Galaxy S9 in Safe Mode, then start removing the apps you think are preventing your Facebook app from working as intended. Here's how to boot Safe Mode for Galaxy S9: press and hold Power, then release it when the Power options load; now tap and hold the "power off" icon for it to turn into the Safe Mode one; tap the Safe Mode option once for it to start booting.

After you remove an app while in Safe Mode you will have to boot in normal mode after that, and test the Facebook functionality and see if the problems have been fixed. Make sure to remove apps that you have installed from unknown sources, and that were recently installed.

Factory Reset the Samsung Galaxy S9:

This method should be applied only after you've exhausted all the above ones, and you should first create backups for all your important files. The Factory Reset process for the Galaxy S9 will wipe clean the internal storage of your device, and remove all the installed apps, too.

In case the Facebook app is way too important for you, then you can continue with the rest of the instructions below. If you don't want to factory reset your device, then you can disable the Facebook app and use a 3rd party app instead like Folio, a small app that uses the desktop design for Facebook and it offers enough functionality for you not to lose anything.

Here's how to Factory Reset the device using Recovery Mode:

  • power off the device.
  • press and hold Volume Up + Bixby + Power buttons at the same time.
  • release the buttons when the screen turns blue and wait 30 seconds more for the Recovery Mode menu to load.
  • select 'wipe data/ factory reset' and confirm.
  • reboot the phone in normal mode after the process is done.
  • now you will have to reconfigure your Galaxy S9 accounts and apps.

These were all the steps you had to go over and manage to fix the Facebook issues your Galaxy S9 device is experiencing. In case you need any extra help completing the guides, then you can use the comments field below. Also, if you can think of other solutions then you can share them and help others that are having the same problems as you.

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