28 Using the dynadock 4K Docking Station andAdjusting SettingsOption Use this option to:Check forupdates Performs a check to see if you have the latest softwareinstalled.dynadock 4Kdocking station Screen Resolution: Changes the resolution setting ofthe external display connected to the dynadock 4Kdocking station.Screen Rotation: Rotates the image on the externaldisplay connected to the dynadock 4K docking station.Extend To: Specifies the extension direction if you areusing multiple displays and Extended mode. This settingshould match the physical orientation of the connecteddisplays relative to your computer. For example, if theexternal display is physically positioned to the right ofyour computer's display, select “Extend to Right”.Extend: Extends your desktop space across multipledisplays, so that you can display different information oneach display connected to your computer.Set as Main Monitor: Sets a screen in extended modewith external display connected to the dynadock 4Kdocking station as the main display.Notebook Monitor Off: Sets an external displayconnected to the dynadock 4K docking station as themain display and turns off the notebook screen. (May notappear in the dynadock 4K Utility menu when twodisplays are connected to the dynadock 4K dockingstation.)Mirror: Duplicates the image showing on yourcomputer's screen to the screen on the external displayconnected to the dynadock 4K docking station.Off: Turns off the external display. Devices connected tothe dynadock 4K docking station will still function.Optimize for Video: Configures the software in a mannerdesigned to provide the smoothest possible videoplayback on the external display connected to thedynadock 4K docking station.Fit to TV: Grow or shrink the size of your Windows ®desktop to match your TV screen (enabled whenapplicable).Audio Setup Shortcut to Windows® sound settings.Video Setup Shortcut to Windows® display settings.