Many things can cause heart palpitations. In the vast majority of cases, the cause is either related to your heart or is unknown. Non-heart-related causes of palpitations include: Strong emotions such as anxiety, fear, or stress; palpitations often occur during panic attacks.
How to use Samsung AllShare on your TV and PC. Samsung AllShare, also called Samsung Link, is a service that lets Samsung devices, Samsung TVs and your PC access and share photos, videos and even music between themselves, streamed over any internet connection.
USB Download Mode is used to sync information between your Samsung Intensity II and your computer. Typically, you use this mode to transfer music, videos, photos and files, or to back up your phone to your computer. Occasionally, your device may get stuck in this mode.