diff --git a/frontend/build/webpack.config.js b/frontend/build/webpack.config.js
index 616ee5637..85056b3cd 100644
--- a/frontend/build/webpack.config.js
+++ b/frontend/build/webpack.config.js
@@ -134,6 +134,12 @@ module.exports = (env) => {
               {
                 source: 'frontend/src/Content/robots.txt',
                 destination: path.join(distFolder, 'Content/robots.txt')
+              },
+
+              // manifest.json and browserconfig.xml
+              {
+                source: 'frontend/src/Content/*.(json|xml)',
+                destination: path.join(distFolder, 'Content')
               }
             ]
           }
diff --git a/frontend/src/Content/Images/Icons/browserconfig.xml b/frontend/src/Content/Images/Icons/browserconfig.xml
deleted file mode 100644
index 993924968..000000000
--- a/frontend/src/Content/Images/Icons/browserconfig.xml
+++ /dev/null
@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<browserconfig>
-    <msapplication>
-        <tile>
-            <square150x150logo src="/Content/Images/Icons/mstile-150x150.png"/>
-            <TileColor>#00ccff</TileColor>
-        </tile>
-    </msapplication>
-</browserconfig>
diff --git a/frontend/src/Content/Images/Icons/manifest.json b/frontend/src/Content/Images/Icons/manifest.json
deleted file mode 100644
index c7bd44495..000000000
--- a/frontend/src/Content/Images/Icons/manifest.json
+++ /dev/null
@@ -1,19 +0,0 @@
-{
-    "name": "Sonarr",
-    "icons": [
-        {
-            "src": "android-chrome-192x192.png",
-            "sizes": "192x192",
-            "type": "image/png"
-        },
-        {
-            "src": "android-chrome-512x512.png",
-            "sizes": "512x512",
-            "type": "image/png"
-        }
-    ],
-    "start_url": "../../../../",
-    "theme_color": "#3a3f51",
-    "background_color": "#3a3f51",
-    "display": "standalone"
-}
diff --git a/frontend/src/Content/browserconfig.xml b/frontend/src/Content/browserconfig.xml
new file mode 100644
index 000000000..646112d06
--- /dev/null
+++ b/frontend/src/Content/browserconfig.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<browserconfig>
+	<msapplication>
+		<tile>
+			<square150x150logo src="__URL_BASE__/Content/Images/Icons/mstile-150x150.png" />
+			<TileColor>
+				#00ccff
+			</TileColor>
+		</tile>
+	</msapplication>
+</browserconfig>
diff --git a/frontend/src/Content/manifest.json b/frontend/src/Content/manifest.json
new file mode 100644
index 000000000..42a38e13e
--- /dev/null
+++ b/frontend/src/Content/manifest.json
@@ -0,0 +1,19 @@
+{
+  "name": "Sonarr",
+  "icons": [
+    {
+      "src": "android-chrome-192x192.png",
+      "sizes": "192x192",
+      "type": "image/png"
+    },
+    {
+      "src": "android-chrome-512x512.png",
+      "sizes": "512x512",
+      "type": "image/png"
+    }
+  ],
+  "start_url": "__URL_BASE__/",
+  "theme_color": "#3a3f51",
+  "background_color": "#3a3f51",
+  "display": "standalone"
+}
diff --git a/frontend/src/index.ejs b/frontend/src/index.ejs
index 3f5ec6f2a..c86078033 100644
--- a/frontend/src/index.ejs
+++ b/frontend/src/index.ejs
@@ -33,7 +33,7 @@
       sizes="16x16"
       href="/Content/Images/Icons/favicon-16x16.png"
     />
-    <link rel="manifest" href="/Content/Images/Icons/manifest.json" crossorigin="use-credentials" />
+    <link rel="manifest" href="/Content/manifest.json" crossorigin="use-credentials" />
     <link
       rel="mask-icon"
       href="/Content/Images/Icons/safari-pinned-tab.svg"
@@ -47,7 +47,7 @@
     />
     <meta
       name="msapplication-config"
-      content="/Content/Images/Icons/browserconfig.xml"
+      content="/Content/browserconfig.xml"
     />
 
     <link rel="stylesheet" type="text/css" href="/Content/Fonts/fonts.css">
diff --git a/frontend/src/login.html b/frontend/src/login.html
index 8ec1aef51..e2be93a74 100644
--- a/frontend/src/login.html
+++ b/frontend/src/login.html
@@ -11,8 +11,11 @@
     <!-- Android/Apple Phone -->
     <meta name="mobile-web-app-capable" content="yes" />
     <meta name="apple-mobile-web-app-capable" content="yes" />
-    <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent" />
-    <meta name="format-detection" content="telephone=no">
+    <meta
+      name="apple-mobile-web-app-status-bar-style"
+      content="black-translucent"
+    />
+    <meta name="format-detection" content="telephone=no" />
 
     <meta name="description" content="Sonarr" />
 
@@ -33,7 +36,11 @@
       sizes="16x16"
       href="/Content/Images/Icons/favicon-16x16.png"
     />
-    <link rel="manifest" href="/Content/Images/Icons/manifest.json" crossorigin="use-credentials" />
+    <link
+      rel="manifest"
+      href="/Content/manifest.json"
+      crossorigin="use-credentials"
+    />
     <link
       rel="mask-icon"
       href="/Content/Images/Icons/safari-pinned-tab.svg"
@@ -45,10 +52,7 @@
       href="/favicon.ico"
       data-no-hash
     />
-    <meta
-      name="msapplication-config"
-      content="/Content/Images/Icons/browserconfig.xml"
-    />
+    <meta name="msapplication-config" content="/Content/browserconfig.xml" />
 
     <link rel="stylesheet" type="text/css" href="/Content/styles.css" />
     <link rel="stylesheet" type="text/css" href="/Content/Fonts/fonts.css" />
@@ -59,7 +63,7 @@
       body {
         background-color: var(--pageBackground);
         color: var(--textColor);
-        font-family: "Roboto", "open sans", "Helvetica Neue", Helvetica, Arial,
+        font-family: 'Roboto', 'open sans', 'Helvetica Neue', Helvetica, Arial,
           sans-serif;
       }
 
@@ -209,9 +213,7 @@
           </div>
 
           <div class="panel-body">
-            <div class="sign-in">
-              SIGN IN TO CONTINUE
-            </div>
+            <div class="sign-in">SIGN IN TO CONTINUE</div>
 
             <form
               role="form"
@@ -230,8 +232,8 @@
                   pattern=".{1,}"
                   required
                   title="User name is required"
-                  autoFocus="true"
-                  autoCapitalize="false"
+                  autofocus="true"
+                  autocapitalize="false"
                 />
               </div>
 
@@ -282,16 +284,16 @@
   </body>
 
   <script type="text/javascript">
-    var yearSpan = document.getElementById("year");
-    yearSpan.innerHTML = "2010-" + new Date().getFullYear();
+    var yearSpan = document.getElementById('year');
+    yearSpan.innerHTML = '2010-' + new Date().getFullYear();
 
-    var copyDiv = document.getElementById("copy");
-    copyDiv.classList.remove("hidden");
+    var copyDiv = document.getElementById('copy');
+    copyDiv.classList.remove('hidden');
 
-    if (window.location.search.indexOf("loginFailed=true") > -1) {
-      var loginFailedDiv = document.getElementById("login-failed");
+    if (window.location.search.indexOf('loginFailed=true') > -1) {
+      var loginFailedDiv = document.getElementById('login-failed');
 
-      loginFailedDiv.classList.remove("hidden");
+      loginFailedDiv.classList.remove('hidden');
     }
 
     var light = {
@@ -311,7 +313,7 @@
       primaryHoverBorderColor: '#3483e7',
       failedColor: '#f05050',
       forgotPasswordColor: '#909fa7',
-      forgotPasswordAltColor: '#748690'
+      forgotPasswordAltColor: '#748690',
     };
 
     var dark = {
@@ -331,21 +333,16 @@
       primaryHoverBorderColor: '#3483e7',
       failedColor: '#f05050',
       forgotPasswordColor: '#737d83',
-      forgotPasswordAltColor: '#546067'
+      forgotPasswordAltColor: '#546067',
     };
 
-    var theme = "_THEME_";
+    var theme = '_THEME_';
     var defaultDark = window.matchMedia('(prefers-color-scheme: dark)').matches;
-    var finalTheme = theme === 'dark' || (theme === 'auto' && defaultDark) ?
-      dark :
-      light;
+    var finalTheme =
+      theme === 'dark' || (theme === 'auto' && defaultDark) ? dark : light;
 
     Object.entries(finalTheme).forEach(([key, value]) => {
-      document.documentElement.style.setProperty(
-        `--${key}`,
-        value
-      );
+      document.documentElement.style.setProperty(`--${key}`, value);
     });
-
   </script>
 </html>
diff --git a/src/Sonarr.Http/Frontend/Mappers/BrowserConfig.cs b/src/Sonarr.Http/Frontend/Mappers/BrowserConfig.cs
index 50eb6103f..3cb1488df 100644
--- a/src/Sonarr.Http/Frontend/Mappers/BrowserConfig.cs
+++ b/src/Sonarr.Http/Frontend/Mappers/BrowserConfig.cs
@@ -1,4 +1,4 @@
-using System.IO;
+using System.IO;
 using NLog;
 using NzbDrone.Common.Disk;
 using NzbDrone.Common.EnvironmentInfo;
@@ -6,29 +6,22 @@
 
 namespace Sonarr.Http.Frontend.Mappers
 {
-    public class BrowserConfig : StaticResourceMapperBase
+    public class BrowserConfig : UrlBaseReplacementResourceMapperBase
     {
-        private readonly IAppFolderInfo _appFolderInfo;
-        private readonly IConfigFileProvider _configFileProvider;
-
         public BrowserConfig(IAppFolderInfo appFolderInfo, IDiskProvider diskProvider, IConfigFileProvider configFileProvider, Logger logger)
-            : base(diskProvider, logger)
+            : base(diskProvider, configFileProvider, logger)
         {
-            _appFolderInfo = appFolderInfo;
-            _configFileProvider = configFileProvider;
+            FilePath = Path.Combine(appFolderInfo.StartUpFolder, configFileProvider.UiFolder, "Content", "browserconfig.xml");
         }
 
         public override string Map(string resourceUrl)
         {
-            var path = resourceUrl.Replace('/', Path.DirectorySeparatorChar);
-            path = path.Trim(Path.DirectorySeparatorChar);
-
-            return Path.ChangeExtension(Path.Combine(_appFolderInfo.StartUpFolder, _configFileProvider.UiFolder, path), "xml");
+            return FilePath;
         }
 
         public override bool CanHandle(string resourceUrl)
         {
-            return resourceUrl.StartsWith("/content/images/icons/browserconfig");
+            return resourceUrl.StartsWith("/Content/browserconfig");
         }
     }
 }
diff --git a/src/Sonarr.Http/Frontend/Mappers/ManifestMapper.cs b/src/Sonarr.Http/Frontend/Mappers/ManifestMapper.cs
index 4af375b97..424af1cda 100644
--- a/src/Sonarr.Http/Frontend/Mappers/ManifestMapper.cs
+++ b/src/Sonarr.Http/Frontend/Mappers/ManifestMapper.cs
@@ -1,4 +1,4 @@
-using System.IO;
+using System.IO;
 using NLog;
 using NzbDrone.Common.Disk;
 using NzbDrone.Common.EnvironmentInfo;
@@ -6,29 +6,22 @@
 
 namespace Sonarr.Http.Frontend.Mappers
 {
-    public class ManifestMapper : StaticResourceMapperBase
+    public class ManifestMapper : UrlBaseReplacementResourceMapperBase
     {
-        private readonly IAppFolderInfo _appFolderInfo;
-        private readonly IConfigFileProvider _configFileProvider;
-
         public ManifestMapper(IAppFolderInfo appFolderInfo, IDiskProvider diskProvider, IConfigFileProvider configFileProvider, Logger logger)
-            : base(diskProvider, logger)
+            : base(diskProvider, configFileProvider, logger)
         {
-            _appFolderInfo = appFolderInfo;
-            _configFileProvider = configFileProvider;
+            FilePath = Path.Combine(appFolderInfo.StartUpFolder, configFileProvider.UiFolder, "Content", "manifest.json");
         }
 
         public override string Map(string resourceUrl)
         {
-            var path = resourceUrl.Replace('/', Path.DirectorySeparatorChar);
-            path = path.Trim(Path.DirectorySeparatorChar);
-
-            return Path.ChangeExtension(Path.Combine(_appFolderInfo.StartUpFolder, _configFileProvider.UiFolder, path), "json");
+            return FilePath;
         }
 
         public override bool CanHandle(string resourceUrl)
         {
-            return resourceUrl.StartsWith("/Content/Images/Icons/manifest");
+            return resourceUrl.StartsWith("/Content/manifest");
         }
     }
 }
diff --git a/src/Sonarr.Http/Frontend/Mappers/StaticResourceMapper.cs b/src/Sonarr.Http/Frontend/Mappers/StaticResourceMapper.cs
index 32b8ecb42..e3dbabcb0 100644
--- a/src/Sonarr.Http/Frontend/Mappers/StaticResourceMapper.cs
+++ b/src/Sonarr.Http/Frontend/Mappers/StaticResourceMapper.cs
@@ -30,8 +30,8 @@ public override bool CanHandle(string resourceUrl)
         {
             resourceUrl = resourceUrl.ToLowerInvariant();
 
-            if (resourceUrl.StartsWith("/content/images/icons/manifest") ||
-                resourceUrl.StartsWith("/content/images/icons/browserconfig"))
+            if (resourceUrl.StartsWith("/content/manifest") ||
+                resourceUrl.StartsWith("/content/browserconfig"))
             {
                 return false;
             }
diff --git a/src/Sonarr.Http/Frontend/Mappers/UrlBaseReplacementResourceMapperBase.cs b/src/Sonarr.Http/Frontend/Mappers/UrlBaseReplacementResourceMapperBase.cs
new file mode 100644
index 000000000..c79d16464
--- /dev/null
+++ b/src/Sonarr.Http/Frontend/Mappers/UrlBaseReplacementResourceMapperBase.cs
@@ -0,0 +1,58 @@
+using System.IO;
+using NLog;
+using NzbDrone.Common.Disk;
+using NzbDrone.Common.EnvironmentInfo;
+using NzbDrone.Core.Configuration;
+
+namespace Sonarr.Http.Frontend.Mappers
+{
+    public abstract class UrlBaseReplacementResourceMapperBase : StaticResourceMapperBase
+    {
+        private readonly IDiskProvider _diskProvider;
+        private readonly string _urlBase;
+
+        private string _generatedContent;
+
+        public UrlBaseReplacementResourceMapperBase(IDiskProvider diskProvider, IConfigFileProvider configFileProvider, Logger logger)
+            : base(diskProvider, logger)
+        {
+            _diskProvider = diskProvider;
+            _urlBase = configFileProvider.UrlBase;
+        }
+
+        protected string FilePath;
+
+        public override string Map(string resourceUrl)
+        {
+            return FilePath;
+        }
+
+        protected override Stream GetContentStream(string filePath)
+        {
+            var text = GetFileText();
+
+            var stream = new MemoryStream();
+            var writer = new StreamWriter(stream);
+            writer.Write(text);
+            writer.Flush();
+            stream.Position = 0;
+            return stream;
+        }
+
+        protected virtual string GetFileText()
+        {
+            if (RuntimeInfo.IsProduction && _generatedContent != null)
+            {
+                return _generatedContent;
+            }
+
+            var text = _diskProvider.ReadAllText(FilePath);
+
+            text = text.Replace("__URL_BASE__", _urlBase);
+
+            _generatedContent = text;
+
+            return _generatedContent;
+        }
+    }
+}