Interacting with Windows 8.1Touch controlsTapHoldSwipeSlideFlickPinch and stretchRotateMouse controlsKeyboard shortcutsWindows 8.1 user interfaceLock screenStart screenCharmsPC SettingsAutocorrect and highlight misspelled wordsSearchingPortrait and landscape modesLanguage packsAccessibilityBoot changesHardwareMinimum hardwareDisplay resolutionTouch hardwareSensor supportImproved power efficiencyUSB 3.0 supportARM supportSecurityPicture passwordPIN loginSmartScreen filterWindows DefenderBitLockerSecured BootMicrosoft accountsNetworkingMobile broadbandWi-FiStorageSkyDriveStorage SpacesManageability, productivity, and troubleshootingSupport for multiple monitorsTask ManagerRefreshing and resetting your PCClient Hyper-VWhat’s new in the Windows 8.1 updateImproved multitaskingBoot to desktop and other navigation propertiesStart button on the desktopImproved WinX menuLock screen slide showCamera access from the lock screenNew tile sizes on the Start screenImproved Apps viewMore personalization optionsDrastically improved searchingMore settings available with the touch interfaceInternet Explorer 11Improved security3-D printer supportTetheringNew business featuresWhat’s missing