Troubleshoot issues related to apps on your Samsung M400

Last Updated: May 16, 2014

This article helps troubleshoot malfunctioning applications on your Samsung M400.

You may have an unstable application if it:

  • Doesn't open
  • Crashes frequently
  • Freezes or becomes unresponsive
  • Displays error messages

These steps help identify and resolve the underlying cause. After completing each step, test to see if the issue is fixed. If not, continue to the next step.

  1. Perform a soft reset.

    A soft reset deletes any temporary files that may be causing the issue.

    1. Press and hold the Power key to turn your Samsung M400™ off.
    2. Remove the battery. After 30 seconds, reinsert the battery.
    3. Press and hold the Power key to turn your Samsung M400 back on.
    4. Test your device to see if the issue is resolved.
  2. Identify the applications loaded to your Samsung M400.

    View your installed applications.

  3. Uninstall and reinstall the application that isn't working.

    A complete application uninstall removes all related files, Settings/Tools, and data from your Samsung M400. After the uninstall, reinstall it to try to fix any download errors and to be sure you have the latest software version of the application.

    Uninstall the application.

    Download and reinstall the application.

Note: To optimize device performance, be sure your Samsung M400 is running the most recent device software. Check for software updates.

If you're still having issues, contact the application developer listed in the application description for more help.

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