Microsoft provides some great videos about what to expect from Windows 11:
Windows 11: A whole new look
Meet Windows 11
Windows 11 Essential Training (2023) (You need to use your DU credentials to get to Linked In Learning)
Windows 11 offers several improvements over Windows 10, some of which are listed below.
• Enhanced Start Menu and Task Bar
• Greater Microsoft Edge Web Browser Integration
• Improved Security
• Improved Multitasking Support
• Improved Performance
• Windows Copilot support