Press the Home button on your Samsung remote
Go to Settings
Select General
Select Smart Features
Turn off Autorun Samsung TV Plus
Go back to the Home screen
Highlight the Samsung TV Plus app
Press and hold the Select or Enter button
Choose Remove or Delete if available
If Remove is not available, go to Settings
Select Broadcasting
Select Channel Settings
Disable Samsung TV Plus if the option is available
If you only want to hide it, move it out of the Home bar or disable its autorun setting