Microsoft has released an Antivirus update for Windows 10 users with Enterprise, Pro, and Home editions. With this update, Microsoft wants to address issues with the protection gap with Windows installation images that contain outdated Anti-malware software binaries.
Microsoft Defender update for Windows 10 Installation Images
This way, Windows 10 users will now be able to safeguard themselves against malware attacks from the very beginning. This Defender update also applies to Windows Server 2019 and Windows Server 2016.
As Microsoft warns, the first several hours into newly installed Windows 10 deployments can be subject to potential security issues, courtesy of Microsoft Defender protection gap, something the Redmond-based company is now trying to address
Due to recent Microsoft Defender updates, Windows 10 devices will remain protected until the first Anti-Malware software update is successfully installed.
“Regular servicing of OS installation images to update Microsoft Defender binaries minimizes this protection gap in new deployments. This article describes about Anti-Malware Update package for Microsoft Defender in the OS installation images (WIM or VHD files),” Microsoft said.
The most-recent Microsoft Defender update will bring version changes to the underlying anti-malware client, anti-malware engine, and signature versions in Windows 10 installation images. The update is approximately 110 MB in size.
The update not only issues monthly updates and fixes to the Microsoft Defender antimalware platform and engine but also includes the latest security intelligence update.
Getting started with this update
- All you need to do is select the architecture that matches your Windows 10 installation image (choose either 32-bit or 64 bit).
- Microsoft Defender update for Windows Operating system installation image: 32-bit | 64-bit
- Extract the .zip file.
This way, you will be able to come across the Defender update package and an update patching tool necessary for Windows 10 installation images update. Run the package update tool as Administrative privilege.
Applying this update
PS C:\> DefenderUpdateWinImage.ps1 - WorkingDirectory -Action AddUpdate - ImagePath -Package
Rolling back this update
PS C:\> DefenderUpdateWinImage.ps1 - WorkingDirectory -Action RemoveUpdate - ImagePath
Listing details of the installed update
PS C:\> DefenderUpdateWinImage.ps1 - WorkingDirectory -Action ShowUpdate - ImagePath
For more details, visit Microsoft.
In related news, Microsoft Defender now combines Microsoft 365 security and Azure security as a result of branding expansion.