Getting Started 144. Gently press down on the memory card (1), so that itpops out from the slot, and carefully pull the cardout (2).5. Replace the Memory Card Slot cover.For more information, refer to “Memory Card” on page 131.Galaxy Tab AccessoriesTo find accessories for your Galaxy Tab:1. Go to http://www.samsung.com/us/mobile/galaxy-tab-accessories.Galaxy Tab accessories display.2. Use your model number to find compatibleaccessories.Securing Your DeviceBy default, the device locks automatically when the screentimes out or you can lock it manually. You can unlock thedevice using one of the default Unlock screens or, forincreased security, use a personal screen unlock pattern.For more information about creating and enabling a Screenunlock pattern, see “Screen Lock” on page 173.For other settings related to securing your device, see“Location Services” on page 172.Note: Unless stated otherwise, instructions in this User Manualstart with the device unlocked, at the Home screen.Locking the device manually Press the Power/Lock Key .Unlocking the Device1. Press the Power/Lock Key .The Lock screen displays.