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It's usually at the bottom-left corner of the screen. A list of all apps will appear. This launches the Windows Update tool. Wait as the Windows Update tool scans for updates that you have not installed. If Windows finds updates for you to install, you'll see the number of updates appear near the top of the window. Clicking the button will begin the installation. Most updates require that you restart your computer to complete the installation. Once the computer comes back up, the computer will be up to date. Depending on the types of updates available for your computer, you may have to run the update tool a second time to finish the installation. Keep your eye on the system tray (the area where the clock is) when the computer comes back upif you see a message that says updates must be installed (or an icon of a yellow or red shield with an ! inside), click it, and then follow the on-screen instructions.
Click the Start button. Click All programs. Click Windows Update. Click Check for updates. Click Install updates if updates are available. Follow the on-screen instructions to finish updating your computer.