Mirroring / casting your screen:

IMPORTANT:  The Samsung TVs use AirPlay 2 - only devices running Catalina (MacOS 10.15) or later can wirelessly display content.   Devices running earlier versions of MacOS will need to use an HDMI connection to display content on the screen. 

• Connect your Mac to the Wi-Fi network called "IllinoisNet". 
  • Do NOT use IllinoisNet_Guest or your device will not be able to connect. 
  • For connection instructions, please see https://answers.uillinois.edu/illinois/90281
    
    
• Click on the AirPlay icon in the menu bar at the top of the screen (see the arrow, below)

• Select the device that you want to use for remote content display from the list
• The computer will prompt you for a code which will be displayed on the TV - a different code will be provided each time you connect

Change Screen Settings:

Once connected, you can choose to either mirror your screen or use the TV as a 2nd monitor

• Click on the AirPlay icon ( )and choose either 
  • Mirror Built-in Display to show the same thing on the TV that is on your desktop
  • Use as Separate Display to use the TV as a 2nd monitor

• If you choose to use the TV as a separate display, you can also change the logical arrangement of the monitors.
• Click on the AirPlay icon () and select Open Displays Preferences...
• Under the "Arrangement" tab, you can click on the TV (in the image below, the laptop screen has the menu bar across the top and the TV is the larger display) and move it where you want. 

Casting your screen: 

• Connect your Windows machine to the Wi-Fi network called "IllinoisNet".
  
  • Do NOT use IllinoisNet_Guest or your device will not be able to connect. 
  • For connection instructions, please see https://answers.uillinois.edu/illinois/90281
    
    
• To cast your desktop, do one of the following:
  • Use the Keyboard: 
    • Press <WIndowsKey> + P.  This will open the "Project" sidebar
  • Use the Mouse:
    • Click on the "Notification" icon next to the clock. 
    • This will bring up the Action Center.  You should see several rows of icons. 
      • If you see only 1 row of icons, click on the Expand button in the lower left corner of the Action Center.
    • Click on the Project button.  This will open the "Project" sidebar.
• In the "Project" sidebar, click on Connect to a wireless display
• The "Connect" sidebar will open with one or more device names displayed
• Click on the device you wish to connect with, and you'll get a message that it is connecting.
  • If this is the first time connecting to the TV, you'll see a message on the screen asking permission for the computer to connect.  Use the TV remote to accept the incoming connection.
  • NOTE: You have about 30 seconds to accept the incoming connection or it will time out.  If this happens, just try reconnecting again. 

• When you have successfully connected, you'll have a bar across the top of the screen that shows you are connected. 

Change Screen Settings

By default, the wireless screen will be setup to mirror your desktop. You can change what is displayed by pressing <WindowsKey> + P.  This will bring up the "Project" mini-window, where you can choose from the following options: 

• Disconnect: This will disconnect the remote screen
• Duplicate: (default) Your remote screen mirrors your laptop screen (it shows all of the same things in both places)
• Extend: The remote screen acts as a 2nd monitor.  By default, this monitor is logically setup to the right of your laptop, so you can drag windows off of the right side of the laptop screen to show them on the remote monitor. 
  • You can change the logical orientation of the screens by right-clicking on an empty section of the desktop, and selecting Display Settings. 
  • Then you can move the #2 monitor (this is the remote monitor - click Identify to verify) to the left side, or above the screen as shown below.

Windows 11 calls pushing a signal to a remote device "casting".  NOTE:  Occasionally, you may need to try connecting more than once.  If there is too much wireless interference, the TV will not connect right away.  

To Cast Your Screen

• Connect your Windows machine to the Wi-Fi network called "IllinoisNet". 
  • Do NOT use IllinoisNet_Guest or your device will not be able to connect. 
  • For connection instructions, please see https://answers.uillinois.edu/illinois/90281
    
    
• To cast your desktop, do one of the following:
  • Use the Keyboard:
    • Press <WIndowsKey> + K to open the "Cast" action box
  • Use the Mouse:
    • Open the Action Center by clicking on the "network / speaker / battery" icon set in the taskbar as shown below.
    • Click on the Cast icon.  This will open the "Cast" action box. 

• You should see the "Cast" window appear, with the nearest wireless device displayed

• When you click on the device to connect, you'll get a message that it is connecting.

• Use the TV remote to accept the incoming connection. You have about 30 seconds to accept the incoming connection or it will be automatically denied. 

• When you have successfully connected, the image on your laptop screen will temporarily shrink, then resume regular size.  You'll also have a bar across the top of the screen that shows you are connected.  

Change Screen Settings

By default, the wireless screen will be setup to mirror your desktop. You can change what is displayed by pressing <WindowsKey> + P.  This will bring up the "Project" mini-window, where you can choose from the following options: 

• Disconnect: This will disconnect the remote screen
• Duplicate: (default) Your remote screen mirrors your laptop screen (it shows all of the same things in both places)
• Extend: The remote screen acts as a 2nd monitor.  By default, this monitor is logically setup to the right of your laptop, so you can drag windows off of the right side of the laptop screen to show them on the remote monitor. 
  • You can change the logical orientation of the screens by right-clicking on an empty section of the desktop, and selecting Display Settings. 
  • Then you can move the #2 monitor (this is the remote monitor - click Identify to verify) to the left side, or above the screen as shown below.

• Second Screen Only: This will turn off your laptop screen, so only the remote monitor is used

• Connect your Android phone to the Wi-Fi network called "IllinoisNet". 
  • Do NOT use IllinoisNet_Guest or your device will not be able to connect. 
  • For connection instructions, please see https://answers.uillinois.edu/illinois/90281
    
    
• From a Samsung Galaxy phone, you can use "Smart View" to mirror your phone's screen 
  • Drag down on the status bar to open the Notification panel
  • Pull down on the icons at the top to show all, then select Smart View
  • Select the device you want to mirror to, then press "Start Now"
  • On the TV, select Allow to display the phone's content 
    
    
• From other Android devices, download an app called "Smart Things".  This will create a connection between your phone and the nearest Samsung TV. 
  • When you open the Smart Things app, the nearest device will likely appear automatically.  Click Add Now
    • If not, press the [ + ] button to add the device. On the home screen of the Smart Things app, click + Add Devices
  • When the device is found, you can save the location to make it easier to find next time in the Smart Things app.
  • A PIN will appear on the TV screen - input this into the "Smart Things" app
  • To begin mirroring your screen, click on the 3 dots in the upper right corner, and select Mirror Screen

iPhones and iPads running iOS 11.4 or later can either stream content to the TV or mirror the device's screen to the TV.

• Connect your Windows machine to the Wi-Fi network called "IllinoisNet". 
  • Do NOT use IllinoisNet_Guest or your device will not be able to connect. 
  • For connection instructions, please see https://answers.uillinois.edu/illinois/90281
    
    
• To stream content (photos, videos, etc.) from your phone, see https://support.apple.com/en-us/HT204289
  
  
• To mirror your device's screen to the TV https://support.apple.com/en-us/HT204289#mirroriOS