If your Samsung Galaxy S9 has problems running the Gmail app, or in case the app doesn't even launch, then you should check the instructions in this post and learn how to repair all the issues.
Gmail is one of the most apps by all the Galaxy S9 users, and sometimes the app might get corrupted after a firmware update or after an app update that was packing an undetected bug. If your Gmail app was working without problems until recently
Reboot Phone, Force Stop Gmail app and Re-launch it:
The first thing that you need to try would be to reboot your Galaxy S9. After the reboot is done you can go to Settings> Apps> Gmail and use the "force stop" option to make sure that the Gmail app has been surely stopped from running. Now you can re-launch the Gmail app to test its functionality and look for issues.
If the Gmail app continues to crash or not launch, then you will require to try and fix the problems using the other tutorials below.
Log out of Gmail and log back in:
You should log out of the Gmail app and log back in after that. In case you cannot even launch the Gmail app, then you should continue straight to the next method and clear the app data. After you log back into your Gmail app and it works, then you are done with this post, as the issue should have been solved. If the problem reappears, then you will have to apply the extra instructions below.
Remove and Re-add Google account:
There are might be some sync issues present on your device, and this means that you are forced to remove your Google account. This might fix the Gmail app issues you are having with the app. So, go to Settings> Accounts and Backup> Accounts and remove your Google account. Reboot the phone, and add your Google account once again to see if that fixes the Gmail app functionality.
Clear Gmail app cache and app data:
The Gmail app has to have its data cleared, as its installation might have gotten corrupted. This method should delete all the data your Galaxy S9 has stored about the Gmail app. Here's how to do it:
- go to Settings.
- open the Apps menu.
- find the Gmail app in the Apps list and open it.
- open its Storage menu and first use the "clear cache" option.
- now you need to use the "clear data" option and confirm process.
- after the changes are applied you have to reboot the phone.
After the restart is done you need to re-launch the app and log back into the app. If the app launches successfully and it runs without any issues, then you are done with this post and the app should now be fixed.
Look for new Gmail app updates:
Go to the Gmail Google Play Store page and look for the new updates. If a new update is available for installation you should confirm the process and your Galaxy S9 will take care of the rest of the process automatically.
If the new update doesn't repair the Gmail app and the problems continue to manifest, then you should check the next guide and update your phone to its latest firmware version, too.
Make sure that the Galaxy S9 is running the latest firmware update:
If your phone's firmware version hasn't been updated for a while now, then you should go to Settings> Software Update and look for new firmware updates. If a new build is ready for download, then you have to confirm the download and your Galaxy S9 will complete the update by itself. After the update is done you can launch the Gmail app once again and test its functionality.
Reset Galaxy S9 Network Settings:
Sometimes the Gmail might malfunction or not launch due to some problems with your Galaxy S9's network issues. By resetting these you might fix whatever issues your Galaxy S9 is having with running the Gmail app. Here's how to reset the network settings:
- go to Settings.
- open General Management.
- tap the Reset option.
- now open Reset Network Settings.
- confirm the Reset Settings process and reboot the phone.
After the phone is rebooted you can launch Gmail and test it. In case the issues are still manifesting you will have to take some drastic measures like factory resetting the device.
Wipe Samsung Galaxy S9 Cache Partition from Recovery Mode:
Before factory resetting the Galaxy S9 you should try to wipe the cache partition first, and remove all the settings and system data your device has stored for all the apps you have installed on it. Here's how to wipe the cache partition of your Galaxy S9 device:
- 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 wait 30 seconds more for the Recovery Mode options.
- select 'wipe cache partition' and confirm process.
- reboot phone in normal mode when you are done.
If this doesn't fix the issues your phone has with the Gmail app, then you should continue to the next method and factory reset the device.
Factory Reset Samsung Galaxy S10 using Recovery Mode:
If none of the above methods have managed to fix the Galaxy S9 Gmail app, then you can try to factory reset the system partition and refresh the device. Before applying any of the steps below you have to make sure that you have backed up all your important applications and their data.
The Factory Reset process shouldn't remove any data from internal storage, so all your photos and video files you've taken with your Galaxy S9 camera should be safe from removal. However, if would be best for you to sync all your media files and other important data to the cloud before starting the factory reset.
Here's how to Factory Reset Galaxy S9 and fix Gmail app issues:
- power off the device.
- boot it in Recovery Mode: press and hold Volume Up+ Bixby + Power buttons at the same time.
- release all buttons when the Galaxy S9 screen turns blue.
- wait for the Recovery Mode options to load.
- select 'wipe data/ factory reset' option.
- confirm process and you're done.
- reboot your phone in normal mode when done.
After the factory reset is completed you can reboot the phone and re-add your Google account in order to regain control over your device. If the Gmail issues are still present after the update, then you might want to take your Galaxy S9 to a professional repair shop and have them take a look at it to try and find a working solution.