Why does Apple hide the vertical scrollbar on Mac laptops?

A. In an attempt to streamline the user interface, Apple's Safari browser for the Mac has scroll bars that can disappear from view if you are not actively scrolling through a web page.

1. Why is the scrollbar hidden in Macos?
2. Why scroll bar is hidden?

Why is the scrollbar hidden in Macos?

A more permanent option is to change the settings on your Mac to always make the scroll bar visible: In the Menu bar, click Apple Menu > System Preferences. Click General. Next to the "Show scroll bars" heading, select "Always."

Why scroll bar is hidden?

Hiding a scrollbar also helps you save space for other content on your page — it can make for a more consistent user experience across different devices because different operating systems may not render the scrollbar in the same way.