Desktop and personalization

Accessibility
Aero
Desktop
Ease of Access
Gadgets
Games
Jump Lists
Language packs
Libraries
Peek
Shake
Snap
Snipping Tool
Windows Search
Windows Taskbar
Windows XP Mode

Hardware and drivers

Device management
Power management
Windows Experience Index
Windows Fax and Scan

Performance and maintenance

Action Center
Backup and Restore
ReadyBoost
Windows Update

Pictures and music

Play To
Remote Media Streaming
Windows Live Movie Maker
Windows Live Photo Gallery
Windows Media Center
Windows Media Player 12

Compare and upgrade

Windows XP vs. Windows 7
Choosing the edition of Windows 7 that's right for you
32-bit and 64-bit Windows 7
Software and hardware compatibility in Windows 7
Genuine Windows
Getting Started
Windows Anytime Upgrade
Windows Easy Transfer

Networking, Internet, and mail

Domain Join
HomeGroup
Remote Desktop Connection

Security and privacy

BitLocker
Parental Controls