Using the Touch Screen 44Micro SD Card Slot (Optional) 52Connecting an External Display Device 54Adjusting the Volume 57LCD Brightness Control 59Wireless Network (Optional) 60Mobile broadband (Wireless WAN, Optional) 62NFC (Near Field Communication)(for corresponding models only) 63Using the Keyboard Dock (Optional) 65Using the TPM Security Device (Optional) 71Using the Multimedia App (Optional) 80Using the S Note app (S Note, Optional) 84Samsung Software Update 88Diagnosing the Computer Status and Troubleshooting 89Chapter 3.Using the computer