Microsoft© periodically combines updates, fixes, and other improvements into a single package - Called Service Packs
Windows© Vista© Service Pack 1 (SP1)
Windows© Vista© Service Pack 1 (SP1) is the complete set of Windows© Vista© updates we've issued over the past year plus some enhancements to improve your PC's performance. SP1 doesn't add features or require you to learn anything new—it simply makes your PC more reliable, run more smoothly, and even more enjoyable to use, all at no charge.
Windows Vista Service Pack 1 (SP1)
Windows© Vista© Service Pack 1 (SP1) is the complete set of Windows© Vista© updates we've issued over the past year plus some enhancements to improve your PC's performance. SP1 doesn't add features or require you to learn anything new—it simply makes your PC more reliable, run more smoothly, and even more enjoyable to use, all at no charge.
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