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Merge pull request #6967 from dbyrdaquent/dbyrdaquent_copyedit_itpro-docs_4216363
Update configure-extension-file-exclusions-microsoft-defender-antivirus.md. DO NOT MERGE.
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Daniel Simpson
GitHub
@ -199,6 +199,279 @@ The following table describes how the wildcards can be used and provides some ex
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<a id="review"></a>
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### System environmental variables
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The following table lists and describes the system account environmental variables.
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<table border="0" cellspacing="0" cellpadding="20">
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<thead>
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<tr>
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<th valign="top">System environment variables</th>
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<th valign="top">Will redirect to:</th>
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</tr>
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</thead><tbody>
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<tr>
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<td valign="top">%APPDATA%</td>
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<td valign="top">C:\Users\UserName.DomainName\AppData\Roaming</td>
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</tr>
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<tr>
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<td valign="top">%APPDATA%\Microsoft\Internet Explorer\Quick Launch</td>
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<td valign="top">C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch</td>
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</tr>
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<tr>
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<td valign="top">%APPDATA%\Microsoft\Windows\Start Menu</td>
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<td valign="top">C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\Windows\Start Menu</td>
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</tr>
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<tr>
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<td valign="top">%APPDATA%\Microsoft\Windows\Start Menu\Programs</td>
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<td valign="top">C:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\Windows\Start Menu\Programs</td>
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</tr>
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<tr>
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<td valign="top">%LOCALAPPDATA% </td>
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<td valign="top">C:\Windows\System32\config\systemprofile\AppData\Local</td>
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</tr>
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<tr>
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<td valign="top">%ProgramData%</td>
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<td valign="top">C:\ProgramData</td>
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</tr>
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<tr>
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<td valign="top">%ProgramFiles%</td>
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<td valign="top">C:\Program Files</td>
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</tr>
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<tr>
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<td valign="top">%ProgramFiles%\Common Files </td>
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<td valign="top">C:\Program Files\Common Files</td>
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</tr>
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<tr>
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<td valign="top">%ProgramFiles%\Windows Sidebar\Gadgets </td>
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<td valign="top">C:\Program Files\Windows Sidebar\Gadgets</td>
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</tr>
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<tr>
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<td valign="top">%ProgramFiles%\Common Files</td>
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<td valign="top">C:\Program Files\Common Files</td>
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</tr>
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<tr>
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<td valign="top">%ProgramFiles(x86)% </td>
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<td valign="top">C:\Program Files (x86)</td>
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</tr>
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<tr>
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<td valign="top">%ProgramFiles(x86)%\Common Files </td>
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<td valign="top">C:\Program Files (x86)\Common Files</td>
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</tr>
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<tr>
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<td valign="top">%SystemDrive%</td>
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<td valign="top">C:</td>
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</tr>
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<tr>
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<td valign="top">%SystemDrive%\Program Files</td>
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<td valign="top">C:\Program Files</td>
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</tr>
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<tr>
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<td valign="top">%SystemDrive%\Program Files (x86) </td>
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<td valign="top">C:\Program Files (x86)</td>
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</tr>
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<tr>
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<td valign="top">%SystemDrive%\Users </td>
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<td valign="top">C:\Users</td>
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</tr>
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<tr>
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<td valign="top">%SystemDrive%\Users\Public</td>
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<td valign="top">C:\Users\Public</td>
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</tr>
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<tr>
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<td valign="top">%SystemRoot%</td>
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<td valign="top"> C:\Windows</td>
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</tr>
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<tr>
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<td valign="top">%windir%</td>
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<td valign="top">C:\Windows</td>
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</tr>
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<tr>
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<td valign="top">%windir%\Fonts</td>
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<td valign="top">C:\Windows\Fonts</td>
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</tr>
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<tr>
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<td valign="top">%windir%\Resources </td>
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<td valign="top">C:\Windows\Resources</td>
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</tr>
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<tr>
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<td valign="top">%windir%\resources\0409</td>
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<td valign="top">C:\Windows\resources\0409</td>
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</tr>
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<tr>
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<td valign="top">%windir%\system32</td>
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<td valign="top">C:\Windows\System32</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%</td>
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<td valign="top">C:\ProgramData</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Application Data</td>
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<td valign="top">C:\ProgramData\Application Data</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Documents</td>
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<td valign="top">C:\ProgramData\Documents</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Documents\My Music\Sample Music</td>
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<td valign="top">
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<p>C:\ProgramData\Documents\My Music\Sample Music</p>
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<p>.</p>
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</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Documents\My Music </td>
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<td valign="top">C:\ProgramData\Documents\My Music</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Documents\My Pictures </td>
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<td valign="top">
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<p>C:\ProgramData\Documents\My Pictures
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</p>
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</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Documents\My Pictures\Sample Pictures </td>
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<td valign="top">C:\ProgramData\Documents\My Pictures\Sample Pictures</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Documents\My Videos </td>
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<td valign="top">C:\ProgramData\Documents\My Videos</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Microsoft\Windows\DeviceMetadataStore </td>
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<td valign="top">C:\ProgramData\Microsoft\Windows\DeviceMetadataStore</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Microsoft\Windows\GameExplorer </td>
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<td valign="top">C:\ProgramData\Microsoft\Windows\GameExplorer</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Microsoft\Windows\Ringtones </td>
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<td valign="top">C:\ProgramData\Microsoft\Windows\Ringtones</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu </td>
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<td valign="top">C:\ProgramData\Microsoft\Windows\Start Menu</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs </td>
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<td valign="top">C:\ProgramData\Microsoft\Windows\Start Menu\Programs </td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs\Administrative Tools</td>
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<td valign="top">C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Administrative Tools</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs\StartUp </td>
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<td valign="top">C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Microsoft\Windows\Templates </td>
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<td valign="top">C:\ProgramData\Microsoft\Windows\Templates</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Start Menu </td>
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<td valign="top">C:\ProgramData\Start Menu</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Start Menu\Programs </td>
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<td valign="top">C:\ProgramData\Start Menu\Programs</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Start Menu\Programs\Administrative Tools </td>
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<td valign="top">C:\ProgramData\Start Menu\Programs\Administrative Tools</td>
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</tr>
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<tr>
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<td valign="top">%ALLUSERSPROFILE%\Templates </td>
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<td valign="top">C:\ProgramData\Templates</td>
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</tr>
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<tr>
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<td valign="top">%LOCALAPPDATA%\Microsoft\Windows\ConnectedSearch\Templates </td>
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<td valign="top">C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\ConnectedSearch\Templates</td>
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</tr>
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<tr>
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<td valign="top">%LOCALAPPDATA%\Microsoft\Windows\History </td>
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<td valign="top">C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\History</td>
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</tr>
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<tr>
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<td valign="top">
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<p>
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%PUBLIC% </p>
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</td>
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<td valign="top">C:\Users\Public</td>
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</tr>
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<tr>
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<td valign="top">%PUBLIC%\AccountPictures </td>
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<td valign="top">C:\Users\Public\AccountPictures</td>
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</tr>
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<tr>
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<td valign="top">%PUBLIC%\Desktop </td>
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<td valign="top">C:\Users\Public\Desktop</td>
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</tr>
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<tr>
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<td valign="top">%PUBLIC%\Documents </td>
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<td valign="top">C:\Users\Public\Documents</td>
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</tr>
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<tr>
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<td valign="top">%PUBLIC%\Downloads </td>
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<td valign="top">C:\Users\Public\Downloads</td>
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</tr>
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<tr>
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<td valign="top">%PUBLIC%\Music\Sample Music </td>
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<td valign="top">
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<p>C:\Users\Public\Music\Sample Music</p>
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<p>.</p>
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</td>
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</tr>
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<tr>
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<td valign="top">%PUBLIC%\Music\Sample Playlists </td>
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<td valign="top">
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<p>C:\Users\Public\Music\Sample Playlists</p>
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<p>.</p>
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</td>
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</tr>
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<tr>
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<td valign="top">%PUBLIC%\Pictures\Sample Pictures </td>
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<td valign="top">C:\Users\Public\Pictures\Sample Pictures</td>
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</tr>
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<tr>
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<td valign="top">%PUBLIC%\RecordedTV.library-ms</td>
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<td valign="top">C:\Users\Public\RecordedTV.library-ms</td>
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</tr>
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<tr>
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<td valign="top">%PUBLIC%\Videos</td>
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<td valign="top">C:\Users\Public\Videos</td>
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</tr>
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<tr>
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<td valign="top">%PUBLIC%\Videos\Sample Videos</td>
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<td valign="top">
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<p>C:\Users\Public\Videos\Sample Videos</p>
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<p>.</p>
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</td>
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</tr>
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<tr>
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<td valign="top">%USERPROFILE% </td>
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<td valign="top">C:\Windows\System32\config\systemprofile</td>
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</tr>
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<tr>
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<td valign="top">%USERPROFILE%\AppData\Local </td>
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<td valign="top">C:\Windows\System32\config\systemprofile\AppData\Local</td>
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</tr>
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<tr>
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<td valign="top">%USERPROFILE%\AppData\LocalLow </td>
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<td valign="top">C:\Windows\System32\config\systemprofile\AppData\LocalLow</td>
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</tr>
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<tr>
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<td valign="top">%USERPROFILE%\AppData\Roaming </td>
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<td valign="top">C:\Windows\System32\config\systemprofile\AppData\Roaming</td>
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</tr>
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</tbody>
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</table>
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## Review the list of exclusions
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You can retrieve the items in the exclusion list using one of the following methods:
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@ -223,6 +496,9 @@ If you use PowerShell, you can retrieve the list in two ways:
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To check exclusions with the dedicated [command-line tool mpcmdrun.exe](https://docs.microsoft.com/windows/security/threat-protection/microsoft-defender-antivirus/command-line-arguments-microsoft-defender-antivirus?branch=v-anbic-wdav-new-mpcmdrun-options), use the following command:
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```DOS
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Start, CMD (Run as admin)
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cd "%programdata%\microsoft\windows defender\platform"
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cd 4.18.1812.3 (Where 4.18.1812.3 is this month's MDAV "Platform Update".)
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MpCmdRun.exe -CheckExclusion -path <path>
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```
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