Find "App Store"
Press App Store.
Find application
Press Search.
Key in YouTube and press Search.
Install application
Press YouTube.
Press FREE.
Press INSTALL.
Log on to App Store if you're asked to do so.
Wait a moment while the application is installed.
Log on to App Store if you're asked to do so.
Wait a moment while the application is installed.
Return to the home screen
Press the Home key to return to the home screen.
When the application is downloaded and installed, you can use YouTube.