Real quick C# demo of creating a scrolling background for a horizontal scrolling game, same technique could be done for a vertical scroller.
On this page of the site you can watch the video online Unity Scrolling Background with a duration of hours minute second in good quality, which was uploaded by the user Jere Miles 24 April 2017, share the link with friends and acquaintances, this video has already been watched 20,782 times on youtube and it was liked by 271 viewers. Enjoy your viewing!