diff --git a/frontend/src/Components/FileBrowser/FileBrowserModalContent.css b/frontend/src/Components/FileBrowser/FileBrowserModalContent.css
index 80aac9a06..9ae11f0bd 100644
--- a/frontend/src/Components/FileBrowser/FileBrowserModalContent.css
+++ b/frontend/src/Components/FileBrowser/FileBrowserModalContent.css
@@ -5,6 +5,18 @@
   flex-direction: column;
 }
 
+.mappedDrivesWarning {
+  composes: alert from 'Components/Alert.css';
+
+  margin: 0;
+  margin-bottom: 20px;
+}
+
+.faqLink {
+  color: $alertWarningColor;
+  font-weight: bold;
+}
+
 .pathInput {
   composes: pathInputWrapper from 'Components/Form/PathInput.css';
 
diff --git a/frontend/src/Components/FileBrowser/FileBrowserModalContent.js b/frontend/src/Components/FileBrowser/FileBrowserModalContent.js
index d1ddeab25..502ecfaee 100644
--- a/frontend/src/Components/FileBrowser/FileBrowserModalContent.js
+++ b/frontend/src/Components/FileBrowser/FileBrowserModalContent.js
@@ -1,8 +1,10 @@
 import PropTypes from 'prop-types';
 import React, { Component } from 'react';
 import ReactDOM from 'react-dom';
-import { scrollDirections } from 'Helpers/Props';
+import { kinds, scrollDirections } from 'Helpers/Props';
+import Alert from 'Components/Alert';
 import Button from 'Components/Link/Button';
+import Link from 'Components/Link/Link';
 import LoadingIndicator from 'Components/Loading/LoadingIndicator';
 import ModalContent from 'Components/Modal/ModalContent';
 import ModalHeader from 'Components/Modal/ModalHeader';
@@ -101,6 +103,7 @@ class FileBrowserModalContent extends Component {
       parent,
       directories,
       files,
+      isWindowsService,
       onModalClose,
       ...otherProps
     } = this.props;
@@ -119,6 +122,16 @@ class FileBrowserModalContent extends Component {
           className={styles.modalBody}
           scrollDirection={scrollDirections.NONE}
         >
+          {
+            isWindowsService &&
+              <Alert
+                className={styles.mappedDrivesWarning}
+                kind={kinds.WARNING}
+              >
+                Mapped network drives are not available when running as a Windows Service, see the <Link className={styles.faqLink} to="https://github.com/Lidarr/Lidarr/wiki/FAQ">FAQ</Link> for more information.
+              </Alert>
+          }
+
           <PathInput
             className={styles.pathInput}
             placeholder="Start typing or select a path below"
@@ -230,6 +243,7 @@ FileBrowserModalContent.propTypes = {
   currentPath: PropTypes.string.isRequired,
   directories: PropTypes.arrayOf(PropTypes.object).isRequired,
   files: PropTypes.arrayOf(PropTypes.object).isRequired,
+  isWindowsService: PropTypes.bool.isRequired,
   onFetchPaths: PropTypes.func.isRequired,
   onClearPaths: PropTypes.func.isRequired,
   onChange: PropTypes.func.isRequired,
diff --git a/frontend/src/Components/FileBrowser/FileBrowserModalContentConnector.js b/frontend/src/Components/FileBrowser/FileBrowserModalContentConnector.js
index 7d4fa9b25..71b463292 100644
--- a/frontend/src/Components/FileBrowser/FileBrowserModalContentConnector.js
+++ b/frontend/src/Components/FileBrowser/FileBrowserModalContentConnector.js
@@ -4,12 +4,14 @@ import React, { Component } from 'react';
 import { connect } from 'react-redux';
 import { createSelector } from 'reselect';
 import { fetchPaths, clearPaths } from 'Store/Actions/pathActions';
+import createSystemStatusSelector from 'Store/Selectors/createSystemStatusSelector';
 import FileBrowserModalContent from './FileBrowserModalContent';
 
 function createMapStateToProps() {
   return createSelector(
     (state) => state.paths,
-    (paths) => {
+    createSystemStatusSelector(),
+    (paths, systemStatus) => {
       const {
         isFetching,
         isPopulated,
@@ -32,7 +34,8 @@ function createMapStateToProps() {
         currentPath,
         directories,
         files,
-        paths: filteredPaths
+        paths: filteredPaths,
+        isWindowsService: true || systemStatus.isWindows && systemStatus.mode === 'service'
       };
     }
   );
diff --git a/src/Lidarr.Api.V1/Artist/ArtistModule.cs b/src/Lidarr.Api.V1/Artist/ArtistModule.cs
index e41e6a587..01d728464 100644
--- a/src/Lidarr.Api.V1/Artist/ArtistModule.cs
+++ b/src/Lidarr.Api.V1/Artist/ArtistModule.cs
@@ -50,6 +50,7 @@ namespace Lidarr.Api.V1.Artist
                             IManageCommandQueue commandQueueManager,
                             IRootFolderService rootFolderService,
                             RootFolderValidator rootFolderValidator,
+                            MappedNetworkDriveValidator mappedNetworkDriveValidator,
                             ArtistPathValidator artistPathValidator,
                             ArtistExistsValidator artistExistsValidator,
                             ArtistAncestorValidator artistAncestorValidator,
@@ -83,6 +84,7 @@ namespace Lidarr.Api.V1.Artist
                            .Cascade(CascadeMode.StopOnFirstFailure)
                            .IsValidPath()
                            .SetValidator(rootFolderValidator)
+                           .SetValidator(mappedNetworkDriveValidator)
                            .SetValidator(artistPathValidator)
                            .SetValidator(artistAncestorValidator)
                            .SetValidator(systemFolderValidator)
diff --git a/src/NzbDrone.Common.Test/NzbDrone.Common.Test.csproj b/src/NzbDrone.Common.Test/NzbDrone.Common.Test.csproj
index f91797c08..c07df85ba 100644
--- a/src/NzbDrone.Common.Test/NzbDrone.Common.Test.csproj
+++ b/src/NzbDrone.Common.Test/NzbDrone.Common.Test.csproj
@@ -111,6 +111,10 @@
     <None Include="packages.config" />
   </ItemGroup>
   <ItemGroup>
+    <ProjectReference Include="..\Lidarr.Api.V1\Lidarr.Api.V1.csproj">
+      <Project>{7140ff1f-79be-492f-9188-b21a050bf708}</Project>
+      <Name>Lidarr.Api.V1</Name>
+    </ProjectReference>
     <ProjectReference Include="..\NzbDrone.Common\NzbDrone.Common.csproj">
       <Project>{F2BE0FDF-6E47-4827-A420-DD4EF82407F8}</Project>
       <Name>NzbDrone.Common</Name>
diff --git a/src/NzbDrone.Common/Disk/FileSystemLookupService.cs b/src/NzbDrone.Common/Disk/FileSystemLookupService.cs
index dfef2578c..819407cd2 100644
--- a/src/NzbDrone.Common/Disk/FileSystemLookupService.cs
+++ b/src/NzbDrone.Common/Disk/FileSystemLookupService.cs
@@ -15,6 +15,7 @@ namespace NzbDrone.Common.Disk
     public class FileSystemLookupService : IFileSystemLookupService
     {
         private readonly IDiskProvider _diskProvider;
+        private readonly IRuntimeInfo _runtimeInfo;
 
         private readonly HashSet<string> _setToRemove = new HashSet<string>
                                                         {
@@ -46,9 +47,10 @@ namespace NzbDrone.Common.Disk
                                                             "@eadir"
                                                         };
 
-        public FileSystemLookupService(IDiskProvider diskProvider)
+        public FileSystemLookupService(IDiskProvider diskProvider, IRuntimeInfo runtimeInfo)
         {
             _diskProvider = diskProvider;
+            _runtimeInfo = runtimeInfo;
         }
 
         public FileSystemResult LookupContents(string query, bool includeFiles, bool allowFoldersWithoutTrailingSlashes)
@@ -88,6 +90,16 @@ namespace NzbDrone.Common.Disk
         private List<FileSystemModel> GetDrives()
         {
             return _diskProvider.GetMounts()
+                                .Where(d =>
+                                {
+                                    // Fow Windows Services, exclude mapped network drives.
+                                    if (_runtimeInfo.IsWindowsService)
+                                    {
+                                        return d.DriveType != DriveType.Network;
+                                    }
+
+                                    return true;
+                                })
                                 .Select(d => new FileSystemModel
                                              {
                                                  Type = FileSystemEntityType.Drive,