As of March 2015, replacement manuals for Samsung flip phones are available for download at Samsung.com. On the U.S. site, consumers can navigate to Manuals and Downloads, where replacement manuals are viewable and downl... More "
First check to make sure the phone is fully charged or plugged in prior to troubleshooting. If the screen is frozen or not working, remove the battery from the phone while it is turned on to perform a soft reset, which closes applications and clears any unsaved data.