Add-MpPreference - PowerShell Command | PDQ (2024)

FAQs

Add-MpPreference - PowerShell Command | PDQ? ›

The Add-MpPreference cmdlet modifies settings for Windows Defender. Use this cmdlet to add exclusions for file name extensions, paths, and processes, and to add default actions for high, moderate, and low threats.

The Set-MpPreference cmdlet configures preferences for Windows Defender scans and updates. You can modify exclusion file name extensions, paths, or processes, and specify the default action for high, moderate, and low threat levels.

The Add-MpPreference cmdlet modifies settings for Windows Defender. Use this cmdlet to add exclusions for file name extensions, paths, and processes, and to add default actions for high, moderate, and low threats.

Go to a VM in the Azure portal and select Run command from the left menu, under Operations. You see a list of the available commands to run on the VM. Choose a command to run. Some of the commands might have optional or required input parameters.

How do I add an ad command in PowerShell? ›

To install a package or module from the Gallery, we use the command: Install-Module or Install-Script cmdlet, depending on the package type. The Install-Module and Install-Script command, by default, install the most current version of a package. $env: ProgramFiles\WindowsPowerShell\Modules by default.

This Add-on is a very useful learning and reference tool since it provides access to help info for cmdlets and will help you add the necessary parameters you are looking for. If you have many PowerShell modules in your system, you can filter the list by Module or by name: Filtering by the Microsoft.

Open PowerShell by typing “PowerShell” in the search bar and selecting the “Windows PowerShell” app. Once PowerShell is open, type the command “Get-MpComputerStatus” and press Enter. The output will show the version of Windows Defender installed on your computer.

Verification of the update installation

Open the Windows Security program. For example, type Security in the Search bar, and select the Windows Security program. In the navigation pane, select Virus & threat protection. Under Virus & threat protection updates in the main window, select Check for updates.

Open Start. Search for PowerShell, right-click the top result, and select the Run as administrator option. Type the following command to check the Microsoft Defender Antivirus status and press Enter: Get-MpComputerStatus. Confirm the AntivirusEnabled option is set to True, which indicates that the antivirus is running.

Use PowerShell cmdlets to exclude files that have been opened by specified processes from scans. Using PowerShell to add or remove exclusions for files that have been opened by processes requires using a combination of three cmdlets with the -ExclusionProcess parameter. The cmdlets are all in the Defender module.

Go to Start > Settings > Update & Security > Windows Security > Virus & threat protection. Under Virus & threat protection settings, select Manage settings, and then under Exclusions, select Add or remove exclusions.

Rule objects can be disabled so that they're no longer active. In Windows PowerShell, the Disable-NetFirewallRule cmdlet will leave the rule on the system, but put it in a disabled state so the rule no longer is applied and impacts traffic. A disabled firewall rule can be re-enabled by Enable-NetFirewallRule.