Windows 8.1 to 10 upgrade is possible for free with digital license. Mainstream Support ended January 9, 2018, extended support until January 2023
User account name appears on Windows Sign-in screen. Users may need to change name for various reasons
Bootable USB contains complete OS setup for computer startup. Replaces CD drives in modern computers. Provides secure data storage and convenient OS access
Task View shows all open windows by default or via Windows+Tab. Windows+Alt displays all open windows with keyboard navigation. Task Manager shows running apps and processes with detailed information. Task View can display windows in cascade, stacked, or side-by-side layouts
Microsoft stopped supporting Windows 7 as of January 14, 2020. It's recommended to upgrade to newer Windows versions
Windows 95+ systems show Start button in lower left corner. Windows 3.11 may display Microsoft logo or flag. Red Hat Linux shows red hat in corner. Lindows/Linspire displays green/blue "L" in corner. GNOME Linux shows gray/black footprint in corner