diff --git a/windows/security/threat-protection/microsoft-defender-antivirus/configure-extension-file-exclusions-microsoft-defender-antivirus.md b/windows/security/threat-protection/microsoft-defender-antivirus/configure-extension-file-exclusions-microsoft-defender-antivirus.md index 213731cfa6..17b4284fa0 100644 --- a/windows/security/threat-protection/microsoft-defender-antivirus/configure-extension-file-exclusions-microsoft-defender-antivirus.md +++ b/windows/security/threat-protection/microsoft-defender-antivirus/configure-extension-file-exclusions-microsoft-defender-antivirus.md @@ -199,6 +199,279 @@ The following table describes how the wildcards can be used and provides some ex +### System environmental variables + +The following table lists and describes the system account environmental variables. + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
System environment variablesWill redirect to:
%APPDATA%C:\Users\UserName.DomainName\AppData\Roaming
%APPDATA%\Microsoft\Internet Explorer\Quick LaunchC:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch
%APPDATA%\Microsoft\Windows\Start MenuC:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\Windows\Start Menu
%APPDATA%\Microsoft\Windows\Start Menu\ProgramsC:\Windows\System32\config\systemprofile\AppData\Roaming\Microsoft\Windows\Start Menu\Programs
%LOCALAPPDATA% C:\Windows\System32\config\systemprofile\AppData\Local
%ProgramData%C:\ProgramData
%ProgramFiles%C:\Program Files
%ProgramFiles%\Common Files C:\Program Files\Common Files
%ProgramFiles%\Windows Sidebar\Gadgets C:\Program Files\Windows Sidebar\Gadgets
%ProgramFiles%\Common FilesC:\Program Files\Common Files
%ProgramFiles(x86)% C:\Program Files (x86)
%ProgramFiles(x86)%\Common Files C:\Program Files (x86)\Common Files
%SystemDrive%C:
%SystemDrive%\Program FilesC:\Program Files
%SystemDrive%\Program Files (x86) C:\Program Files (x86)
%SystemDrive%\Users C:\Users
%SystemDrive%\Users\PublicC:\Users\Public
%SystemRoot% C:\Windows
%windir%C:\Windows
%windir%\FontsC:\Windows\Fonts
%windir%\Resources C:\Windows\Resources
%windir%\resources\0409C:\Windows\resources\0409
%windir%\system32C:\Windows\System32
%ALLUSERSPROFILE%C:\ProgramData
%ALLUSERSPROFILE%\Application DataC:\ProgramData\Application Data
%ALLUSERSPROFILE%\DocumentsC:\ProgramData\Documents
%ALLUSERSPROFILE%\Documents\My Music\Sample Music +

C:\ProgramData\Documents\My Music\Sample Music

+

.

+
%ALLUSERSPROFILE%\Documents\My Music C:\ProgramData\Documents\My Music
%ALLUSERSPROFILE%\Documents\My Pictures +

C:\ProgramData\Documents\My Pictures +

+
%ALLUSERSPROFILE%\Documents\My Pictures\Sample Pictures C:\ProgramData\Documents\My Pictures\Sample Pictures
%ALLUSERSPROFILE%\Documents\My Videos C:\ProgramData\Documents\My Videos
%ALLUSERSPROFILE%\Microsoft\Windows\DeviceMetadataStore C:\ProgramData\Microsoft\Windows\DeviceMetadataStore
%ALLUSERSPROFILE%\Microsoft\Windows\GameExplorer C:\ProgramData\Microsoft\Windows\GameExplorer
%ALLUSERSPROFILE%\Microsoft\Windows\Ringtones C:\ProgramData\Microsoft\Windows\Ringtones
%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu C:\ProgramData\Microsoft\Windows\Start Menu
%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs C:\ProgramData\Microsoft\Windows\Start Menu\Programs
%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs\Administrative ToolsC:\ProgramData\Microsoft\Windows\Start Menu\Programs\Administrative Tools
%ALLUSERSPROFILE%\Microsoft\Windows\Start Menu\Programs\StartUp C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp
%ALLUSERSPROFILE%\Microsoft\Windows\Templates C:\ProgramData\Microsoft\Windows\Templates
%ALLUSERSPROFILE%\Start Menu C:\ProgramData\Start Menu
%ALLUSERSPROFILE%\Start Menu\Programs C:\ProgramData\Start Menu\Programs
%ALLUSERSPROFILE%\Start Menu\Programs\Administrative Tools C:\ProgramData\Start Menu\Programs\Administrative Tools
%ALLUSERSPROFILE%\Templates C:\ProgramData\Templates
%LOCALAPPDATA%\Microsoft\Windows\ConnectedSearch\Templates C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\ConnectedSearch\Templates
%LOCALAPPDATA%\Microsoft\Windows\History C:\Windows\System32\config\systemprofile\AppData\Local\Microsoft\Windows\History
+

+%PUBLIC%

+		C:\Users\Public
%PUBLIC%\AccountPictures C:\Users\Public\AccountPictures
%PUBLIC%\Desktop C:\Users\Public\Desktop
%PUBLIC%\Documents C:\Users\Public\Documents
%PUBLIC%\Downloads C:\Users\Public\Downloads
%PUBLIC%\Music\Sample Music +

C:\Users\Public\Music\Sample Music

+

.

+
%PUBLIC%\Music\Sample Playlists +

C:\Users\Public\Music\Sample Playlists

+

.

+
%PUBLIC%\Pictures\Sample Pictures C:\Users\Public\Pictures\Sample Pictures
%PUBLIC%\RecordedTV.library-msC:\Users\Public\RecordedTV.library-ms
%PUBLIC%\VideosC:\Users\Public\Videos
%PUBLIC%\Videos\Sample Videos +

C:\Users\Public\Videos\Sample Videos

+

.

+
%USERPROFILE% C:\Windows\System32\config\systemprofile
%USERPROFILE%\AppData\Local C:\Windows\System32\config\systemprofile\AppData\Local
%USERPROFILE%\AppData\LocalLow C:\Windows\System32\config\systemprofile\AppData\LocalLow
%USERPROFILE%\AppData\Roaming C:\Windows\System32\config\systemprofile\AppData\Roaming
+ + ## Review the list of exclusions You can retrieve the items in the exclusion list using one of the following methods: @@ -223,6 +496,9 @@ If you use PowerShell, you can retrieve the list in two ways: 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: ```DOS +Start, CMD (Run as admin) +cd "%programdata%\microsoft\windows defender\platform" +cd 4.18.1812.3 (Where 4.18.1812.3 is this month's MDAV "Platform Update".) MpCmdRun.exe -CheckExclusion -path ```