On the samsung members page click discover and keep moving the screen right to left until you see the screen that says ui 6.0 beta Click on it and it will ask you to enroll then wait about 10 minutes then go to settings and click update ... it will show 6.0 beta program update and thats it .. but make sure you save your phone on samsung cloud first.
On samsung members page at the bottom of page there should be DISCOVER on the bottom left Click it and at the top the screen will move right to left or you swipe right to left it will show about 11 pages when it moves Until you see install beta 6.0 programme