Customize sidebar

Always show sidebar
Personalize my top sites in customize sidebar

When this is on, we'll personalize the top sites shown within customize sidebar based on your browsing history/activities

App and notification settings

Allow sidebar apps to show notifications
App specific settings

Each app contains individual settings that can be set and include notifications and permissions

Bing Chat
Action center
Search
Shopping
Tools
Games
Microsoft 365
Outlook
Image Creator
Drop
Skype
Mobile sites
Messenger
Google
Facebook