As per your concern, we would request you kindly perform the following steps to activate the Vertical Menu (vertical app scrolling).
Path: Long press on the home screen> tap settings button> home screen layout> select home and app screen layout.
If the issue persists, kindly report the problems with a log file. To share a log file, click on the Samsung Members Application (Open Samsung Members Application > Support> Tap on send feedback> Choose Compser> Select error report> select the appriopriate issue category> Type your query and send.)
