PURPOSE Operating system updates improve security, stability, and compatibility. BEFORE UPDATING Save work, plug in power, connect to a reliable network, and allow enough time for the update to complete. STEPS Open system update settings, check for updates, install available updates, and restart if required. DO NOT INTERRUPT Avoid shutting down during installation unless instructed. Interrupting updates can break the system. AFTER UPDATING Confirm the computer starts normally and key applications still open.