Windows 7 Service Pack 1 (SP1) is an important update that includes previously released security, performance, and stability updates for Windows 7. SP1 also includes new improvements to features and services in Windows 7, such as improved reliability when connecting to HDMI audio devices, printing using the XPS Viewer, and restoring previous folders in Windows Explorer after restarting.
Installing SP1 helps keep Windows 7 up to date.
- Keep your PCs supported and up-to-date.
- Get ongoing updates to the Windows 7 platform.
- Easily deploy cumulative updates at a single time.
- Meet your users' demands for greater business mobility.
- Provide a comprehensive set of virtualization innovations.
- Provide an easier Service Pack deployment model for better IT efficiency.
- If you have any prerelease versions of SP1 installed, uninstall them before installing the final release version of SP1.
- Back up your important files to an external location, such as an external hard disk, DVD or CD, USB flash drive, or network folder.
- If you're using a laptop, connect it to an AC electrical outlet and don't unplug or restart the computer during installation.
- Many additions, changes and corrections.