Find and follow sites and news

The SharePoint homepage is your place to find SharePoint sites and portals, read news, or look up content.

News from sites highlights updates from sites you follow or visit often.
Frequent sites shows sites you like to go to and recent activity.
Suggested sites appear based on recent searches you've done and recommendations from the Microsoft Graph.

Note: Microsoft Graph must be enabled by your admin to see featured content and suggested sites on your SharePoint homepage.
To search for a site, file, or person across your company, type it in the search box and select it from the results to open and view it.
To follow a SharePoint site, go to where it is, and select the star next to the site's name.

Note: Once you follow a SharePoint site, it'll appear in your Following section.
Following shows all the sites you follow, such as your team site or a site from another group you work with.
Recent highlights any SharePoint sites you've gone to recently.
Featured links displays sites your company wants to spotlight.

Source: Microsoft