How to troubleshoot apps that will not open on your Samsung Galaxy

Last Update date : Nov 11. 2026

If an application downloaded from the Galaxy Store fails to open or stops responding, you can perform several troubleshooting steps to try to restore functionality. These options may range from clearing temporary application data to reaching out directly to the app developer for support.

A person holding a Samsung Galaxy phone with a loading spinner displayed on the screen.

Clearing the application data can reset the app to its default installation state and often fixes crashes or launch failures.

Note: Clearing application data will permanently remove all saved settings, accounts, and progress associated with the app. Ensure any critical information is backed up before proceeding.

Galaxy phone app menu with Settings highlighted. Galaxy phone app menu with Settings highlighted.

Step 1. Open Settings.

Settings menu with the Apps option highlighted. Settings menu with the Apps option highlighted.

Step 2. Tap Apps.

Apps menu list with Samsung Members selected. Apps menu list with Samsung Members selected.

Step 3. Tap the application that is failing to open.

App info settings with Storage option highlighted. App info settings with Storage option highlighted.

Step 4. Tap Storage.

Storage options with the Clear data button highlighted at the bottom. Storage options with the Clear data button highlighted at the bottom.

Step 5. Tap Clear data.

A pop up message asking to delete app data with the Delete option highlighted. A pop up message asking to delete app data with the Delete option highlighted.

Step 6. Tap Delete > Restart the app to see if it opens normally.

If clearing the data does not solve the issue, the application files may be corrupted. Uninstalling and performing a fresh installation from the Galaxy Store can help ensure you have the latest stable build.

Note: Reinstalling the application will remove all saved data stored locally within the app.

Galaxy phone app menu showing an app being long pressed. Galaxy phone app menu showing an app being long pressed.

Step 1. Touch and hold the problematic app icon.

Galaxy phone app with a menu and the Uninstall button highlighted. Galaxy phone app with a menu and the Uninstall button highlighted.

Step 2. Tap Uninstall.

A pop up asking to uninstall an app and an Uninstall button highlighted. A pop up asking to uninstall an app and an Uninstall button highlighted.

Step 3. Tap Uninstall.

Galaxy phone app menu with the Galaxy Store app highlighted. Galaxy phone app menu with the Galaxy Store app highlighted.

Step 4. Open the Galaxy Store app.

Galaxy Store home screen with a search icon highlighted in the top right corner. Galaxy Store home screen with a search icon highlighted in the top right corner.

Step 5. Tap the Search bar in the upper right corner.

Search suggestions for Samsung Members typed in the search bar. Search suggestions for Samsung Members typed in the search bar.

Step 6. Search the name of the application into the search field.

Search results for the Samsung Members app with an Install icon highlighted next to it. Search results for the Samsung Members app with an Install icon highlighted next to it.

Step 7. Tap the Install button.

Samsung Members app with a button with a play icon highlighted next to it. Samsung Members app with a button with a play icon highlighted next to it.

Step 8. Once installation is complete, tap the Open button (the play icon).

If the application continues to fail after reinstalling, there may be an unresolved software bug or compatibility issue with your current Android version. You can try contacting the developer directly. Seller’s info may be found via Galaxy Store for the app Sellers that registered the info with the Galaxy Store.

Galaxy phone app menu with the Galaxy Store app highlighted. Galaxy phone app menu with the Galaxy Store app highlighted.

Step 1. Open the Galaxy Store app.

Galaxy Store home screen with a search icon highlighted in the top right corner. Galaxy Store home screen with a search icon highlighted in the top right corner.

Step 2. Tap the Search icon in the upper right corner.

Search bar in Galaxy Store with app name entered. Search bar in Galaxy Store with app name entered.

Step 3. Search for the app.

Search bar in Galaxy Store with app name entered. Search bar in Galaxy Store with app name entered.

Step 4. Tap the app to open its details page.

App details page with Overview section highlighted. App details page with Overview section highlighted.

Step 5. Tap Overview.

Overview details page with the app’s seller info section highlighted. Overview details page with the app’s seller info section highlighted.

Step 6. Scroll down to view the seller and developer contact details.

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