In the settings option, you can configure the following:

• Show or Hide Options
• Site Collection Storage Management
• OneDrive for Business Experience
• OneDrive Sync Button
• SharePoint Lists and Libraries Experience
• Postpone deletion of SharePoint Online public websites
• Admin Center Experience
• Office Graph
• Enterprise Social Collaboration
• Streaming Video Service
• Site Pages
• Global Experience Version Settings
• Information Rights Management (IRM)
• Site Creation
• Subsite Creation
• Custom Script
• Preview Features
• Connected Services
• Access Apps
• Mobile Push Notifications - OneDrive for Business
• Mobile Push Notifications - SharePoint
• Comments on Site Pages