Is Your Windows Really Up to Date? 6 Checks Windows Update Doesn’t Show You

🔍 “You’re Up to Date” Doesn’t Mean Everything Is Up to Date

Windows Update’s green message only means there are no pending updates for the version you’re running. It won’t tell you that this version is close to end of support, that your antivirus stopped downloading definitions, that a driver is waiting on a hidden screen, or that the program you use most is three versions behind.

And updating isn’t fussiness: most attacks exploit flaws that have already been fixed but remain open on computers that never got the fix. Every month Microsoft releases a security package on the second Tuesday (the famous “Patch Tuesday”) — in September 2026 it was a record package, as I reported in September’s record Patch Tuesday.

🪟 Which Windows You Have — and Until When It Gets Fixes

Press Win + R, type winver and hit Enter. The window shows the version (like 24H2 or 25H2) and the build. From the terminal you can see everything at once:

Get-ComputerInfo -Property OsName, OsDisplayVersion, OsBuildNumber

Every Windows version has an expiry date. After it, Windows Update simply stops sending security fixes for it:

If you’re still on Windows 10, your options are in Windows 10 end of support: what to do. To move up a version on Windows 11, go to Settings → Windows Update and look for the “feature update” offer.

🩹 When Was the Last Real Fix Installed

The Windows Update screen says “Last checked: today”, but checking isn’t installing. This command lists the fixes actually installed, newest first:

Get-HotFix | Sort-Object InstalledOn -Descending | Select-Object -First 10 HotFixID, Description, InstalledOn

You can also use the menu: Settings → Windows Update → Update history. If you see several failures in a row with the same code, the SFC and DISM repair usually fixes it.

🛡️ Is the Antivirus Getting Definitions?

Microsoft Defender updates its “vaccines” (threat definitions) several times a day. If that stopped, it still shows as on, but it only protects against old threats. Check:

Get-MpComputerStatus | Select-Object AntivirusEnabled, RealTimeProtectionEnabled, AntivirusSignatureLastUpdated, AMProductVersion

If the date is old, force an update:

Update-MpSignature

🧩 Drivers and the Hidden “Optional Updates”

Many graphics, Wi-Fi, audio and chipset drivers aren’t installed automatically: they wait on a screen almost nobody opens.

1. Open Settings → Windows Update → Advanced options.
2. Click Optional updates.
3. Open Driver updates and see what’s listed.

The full step by step, with no paid programs and no shady sites, is in installing Windows drivers without paid programs. And before changing anything, save a copy of your current drivers with a pnputil driver backup.

📦 Outdated Programs and Apps

Windows Update doesn’t update your browser, PDF reader, archiver, Java or your printer software. And that’s exactly how many attacks get in. winget, already built into Windows, lists everything with a newer version:

winget upgrade

To update everything at once:

winget upgrade --all

Don’t forget Store apps: Microsoft Store → Library → Get updates. The full winget guide, with every command option, is in winget: update every program with 1 command.

💾 BIOS/UEFI: the Part Almost Nobody Updates

The BIOS is the motherboard’s software, and it also gets security and compatibility fixes. On most custom-built PCs it does not update itself. See the version and date:

Get-CimInstance Win32_BIOS | Select-Object Manufacturer, SMBIOSBIOSVersion, ReleaseDate
Get-CimInstance Win32_BaseBoard | Select-Object Manufacturer, Product

With the motherboard (or laptop) model in hand, compare against the latest version on the manufacturer’s site. There’s no need to update the BIOS for any little reason — but if yours is more than 3 years old and newer versions include security fixes, it’s worth planning calmly, with stable power. The full safe procedure is in how to update the BIOS safely.

✅ 5-Minute Monthly Checklist

Before any big update, especially a new Windows version, make a full Windows backup.

⚡ All-in-One Report: the 6 Checks in One Block

If you’d rather run everything at once, paste the block below into PowerShell. It only reads information and shows a summary on screen:

Get-ComputerInfo -Property OsName, OsDisplayVersion, OsBuildNumber
Get-HotFix | Sort-Object InstalledOn -Descending | Select-Object -First 3 HotFixID, InstalledOn
Get-MpComputerStatus | Select-Object RealTimeProtectionEnabled, AntivirusSignatureLastUpdated
Get-CimInstance Win32_BIOS | Select-Object SMBIOSBIOSVersion, ReleaseDate
winget upgrade

Take a screenshot of the result (Win + Shift + S) and keep it: next month, just compare to see if everything moved forward.

⚙️ Configure Windows Update So It Doesn’t Catch You Off Guard

🛠️ Windows Update Stuck: What to Do

DISM /Online /Cleanup-Image /RestoreHealth
sfc /scannow

🤔 Myths About Updating Windows

FAQ