Make sure your phone, tablet, or computer and Samsung TV are connected to the same Wi-Fi network
On your Samsung TV, open the source or settings menu and enable screen mirroring or Smart View if needed
On a Samsung phone, swipe down from the top of the screen and tap Smart View
Select your Samsung TV from the list of available devices
Tap Start now or Allow on the TV if prompted
On an iPhone or iPad, open Control Center and tap Screen Mirroring
Select your Samsung TV from the list
On a Windows PC, press Windows + K and choose your Samsung TV
On a Mac, open Control Center, choose Screen Mirroring, and select your Samsung TV
If the TV does not appear, restart both devices and try again
If needed, update the TV software and the device software
Use an HDMI cable and adapter if wireless mirroring is not available