Install Windows updates in Windows 7. If you'd like Windows to install important updates as they become available, turn on automatic updating. Important updates provide significant benefits, such as improved security and reliability. You can also set Windows to automatically install recommended updates, which can address noncritical problems and help enhance your computing experience. Optional updates are not downloaded or installed automatically. To learn more about the types of updates that Microsoft publishes, see Turn automatic updating on or off and Change how Windows installs or notifies you about update

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