Understanding Windows Updates — Why They Matter

What Are Windows Updates?

Windows updates are packages of improvements released by Microsoft. They come in several types: security patches that fix vulnerabilities, bug fixes that correct errors, feature updates that add new capabilities, and driver updates that improve hardware compatibility.

Why Security Updates Are Critical

Cybercriminals actively look for known weaknesses in Windows. Microsoft finds these weaknesses and releases patches to close them — but if you don't install the update, your computer remains vulnerable. Many major ransomware attacks in recent years targeted computers running outdated versions of Windows.

How to Check for Updates

Go to Settings → Windows Update and click 'Check for Updates'. Windows will search for anything new and offer to download and install it. It's a good habit to do this once a month, especially on computers that aren't restarted regularly.

Should You Install Every Update?

Yes — for security updates, install them as soon as possible. For large feature updates (like upgrading to a new version of Windows), it's reasonable to wait a week or two after release for any early bugs to be resolved, then install them.

How to Schedule Updates So They Don't Interrupt You

You can set 'Active Hours' in Windows Update settings to tell Windows when you're typically using the computer. Updates and restarts will then be scheduled outside those hours. Go to Settings → Windows Update → Active Hours to configure this.

When Windows Says Your PC Is No Longer Supported

Windows 10 reaches its end of support in October 2025, meaning it will no longer receive security updates. If your computer can't run Windows 11, it's worth speaking with a technician about your options — continuing to run an unsupported OS is a security risk.