12Galaxy Tab AccessoriesTo find accessories for your Galaxy Tab:1. Go to http://www.samsung.com/us/mobile/galaxy-tab-accessories.2. Use your model number to find compatible accessories.Securing Your DeviceBy default, the device locks automatically when the screen timesout or you can lock it manually. You can unlock the device usingone of the default Unlock screens or, for increased security, use apersonal screen unlock pattern.For more information about creating and enabling a Screenunlock pattern, see “Configure Lock Screen” on page 179.For other settings related to securing your device, see “Locationand Security” on page 179.Note: Unless stated otherwise, instructions in this User Manual start with thedevice unlocked, at the Home screen.Locking the device manually Press the Power/Lock Key .Unlocking the Device1. Press the Power/Lock Key .2. Touch and drag (Unlock) to the edge of the circle thatappears, as shown.The last screen you accessed is displayed.Note: You can choose the type of Screen Unlock you want to use, fromPattern, PIN or Password. For more information, refer to “Location andSecurity” on page 179.TroubleshootingIf your device has fatal errors, hangs up, or freezes, you mayneed to reboot the device to regain functionality.• If your device is frozen and unresponsive, press and hold the(Power/Lock Key) for at least 20 seconds.
