The Windows Update mechanism includes security enhancements against malicious .rdp files, restricting settings by default to improve safety.
Windows Update operates through a coordinated sequence of processes designed to manage bandwidth and system uptime, largely managed by the "Windows Update Orchestrator". windowsupdate microsoft
An update agent (Arbiter) compares device status with the downloaded metadata to create an "action list," defining the necessary installation steps (e.g., servicing stack updates, cumulative quality updates). 2.0 Security and Reliability (2026 Landscape) servicing stack updates
In 2026, Microsoft has prioritized security updates to combat vulnerabilities in legacy systems. windowsupdate microsoft