diff --git a/interface/resources/qml/Web3DSurface.qml b/interface/resources/qml/Web3DSurface.qml
index e9c8d119d6..3bee87d669 100644
--- a/interface/resources/qml/Web3DSurface.qml
+++ b/interface/resources/qml/Web3DSurface.qml
@@ -19,16 +19,17 @@ Item {
     property string url: ""
     property string scriptUrl: null
     property bool useBackground: true
+    property string userAgent: ""
 
     onUrlChanged: {
-        load(root.url, root.scriptUrl, root.useBackground);
+        load(root.url, root.scriptUrl, root.useBackground, root.userAgent);
     }
 
     onScriptUrlChanged: {
         if (root.item) {
             root.item.scriptUrl = root.scriptUrl;
         } else {
-            load(root.url, root.scriptUrl, root.useBackground);
+            load(root.url, root.scriptUrl, root.useBackground, root.userAgent);
         }
     }
 
@@ -36,13 +37,21 @@ Item {
         if (root.item) {
             root.item.useBackground = root.useBackground;
         } else {
-            load(root.url, root.scriptUrl, root.useBackground);
+            load(root.url, root.scriptUrl, root.useBackground, root.userAgent);
+        }
+    }
+    
+    onUserAgentChanged: {
+        if (root.item) {
+            root.item.userAgent = root.userAgent;
+        } else {
+            load(root.url, root.scriptUrl, root.useBackground, root.userAgent);
         }
     }
 
     property var item: null
 
-    function load(url, scriptUrl, useBackground) {
+    function load(url, scriptUrl, useBackground, userAgent) {
         // Ensure we reset any existing item to "about:blank" to ensure web audio stops: DEV-2375
         if (root.item != null) {
             root.item.url = "about:blank"
@@ -54,11 +63,12 @@ Item {
             root.item.url = url
             root.item.scriptUrl = scriptUrl
             root.item.useBackground = useBackground
+            root.item.userAgent = userAgent
         })
     }
 
     Component.onCompleted: {
-        load(root.url, root.scriptUrl, root.useBackground);
+        load(root.url, root.scriptUrl, root.useBackground, root.userAgent);
     }
 
     signal sendToScript(var message);
diff --git a/interface/resources/qml/controls/+webengine/FlickableWebViewCore.qml b/interface/resources/qml/controls/+webengine/FlickableWebViewCore.qml
index a0585ae053..e7d4f645aa 100644
--- a/interface/resources/qml/controls/+webengine/FlickableWebViewCore.qml
+++ b/interface/resources/qml/controls/+webengine/FlickableWebViewCore.qml
@@ -13,10 +13,10 @@ Item {
     property alias url: webViewCore.url
     property alias canGoBack: webViewCore.canGoBack
     property alias webViewCore: webViewCore
-    property alias webViewCoreProfile: webViewCore.profile
     property string webViewCoreUserAgent
 
     property bool useBackground: webViewCore.useBackground
+    property string userAgent: webViewCore.profile.httpUserAgent
     property string userScriptUrl: ""
     property string urlTag: "noDownload=false";
 
@@ -34,6 +34,10 @@ Item {
         permissionPopupBackground.visible = false;
     }
 
+    onUserAgentChanged: {
+        webViewCore.profile.httpUserAgent = flick.userAgent;
+    }
+
     StylesUIt.HifiConstants {
         id: hifi
     }
@@ -74,7 +78,7 @@ Item {
 
     function onLoadingChanged(loadRequest) {
         if (WebEngineView.LoadStartedStatus === loadRequest.status) {
-
+            webViewCore.profile.httpUserAgent = flick.userAgent;
             // Required to support clicking on "hifi://" links
             var url = loadRequest.url.toString();
             url = (url.indexOf("?") >= 0) ? url + urlTag : url + "?" + urlTag;
@@ -101,7 +105,6 @@ Item {
         height: parent.height
         backgroundColor: (flick.useBackground) ? "white" : "transparent"
 
-        profile: HFWebEngineProfile;
         settings.pluginsEnabled: true
         settings.touchIconsEnabled: true
         settings.allowRunningInsecureContent: true
@@ -136,8 +139,10 @@ Item {
             webChannel.registerObject("eventBridge", eventBridge);
             webChannel.registerObject("eventBridgeWrapper", eventBridgeWrapper);
 
-            if (webViewCoreUserAgent !== undefined) {
-                webViewCore.profile.httpUserAgent = webViewCoreUserAgent
+            if (flick.userAgent !== undefined) {
+                webViewCore.profile.httpUserAgent = flick.userAgent;
+                webViewCore.profile.offTheRecord = false;
+                webViewCore.profile.storageName = "qmlWebEngine";
             } else {
                 webViewCore.profile.httpUserAgent += " (VircadiaInterface)";
             }
diff --git a/interface/resources/qml/controls/FlickableWebViewCore.qml b/interface/resources/qml/controls/FlickableWebViewCore.qml
index 35f3182f98..3e2e74b3d5 100644
--- a/interface/resources/qml/controls/FlickableWebViewCore.qml
+++ b/interface/resources/qml/controls/FlickableWebViewCore.qml
@@ -11,12 +11,11 @@ Item {
     property alias url: webViewCore.url
     property alias canGoBack: webViewCore.canGoBack
     property alias webViewCore: webViewCore
-    property alias webViewCoreProfile: webViewCore.profile
-    property string webViewCoreUserAgent
 
-    property bool useBackground: webViewCore.useBackground
+    property alias useBackground: webViewCore.useBackground
+    property alias userAgent: webViewCore.userAgent
     property string userScriptUrl: ""
-    property string urlTag: "noDownload=false";
+    property string urlTag: "noDownload=false"
 
     signal newViewRequestedCallback(var request)
     signal loadingChangedCallback(var loadRequest)
diff --git a/interface/resources/qml/controls/WebView.qml b/interface/resources/qml/controls/WebView.qml
index b46c8c904d..ebef5f85c5 100644
--- a/interface/resources/qml/controls/WebView.qml
+++ b/interface/resources/qml/controls/WebView.qml
@@ -24,6 +24,7 @@ Item {
     property alias flickable: webroot.interactive
     property alias blurOnCtrlShift: webroot.blurOnCtrlShift
     property alias useBackground: webroot.useBackground
+    property alias userAgent: webroot.userAgent
 
     function stop() {
         webroot.stop();
@@ -37,8 +38,6 @@ Item {
     }
     */
 
-    property alias viewProfile: webroot.webViewCoreProfile
-
     FlickableWebViewCore {
         id: webroot
         width: parent.width
diff --git a/libraries/entities-renderer/src/RenderableWebEntityItem.cpp b/libraries/entities-renderer/src/RenderableWebEntityItem.cpp
index 8b41a85cf8..23f506a795 100644
--- a/libraries/entities-renderer/src/RenderableWebEntityItem.cpp
+++ b/libraries/entities-renderer/src/RenderableWebEntityItem.cpp
@@ -39,6 +39,7 @@ const char* WebEntityRenderer::URL_PROPERTY = "url";
 const char* WebEntityRenderer::SCRIPT_URL_PROPERTY = "scriptURL";
 const char* WebEntityRenderer::GLOBAL_POSITION_PROPERTY = "globalPosition";
 const char* WebEntityRenderer::USE_BACKGROUND_PROPERTY = "useBackground";
+const char* WebEntityRenderer::USER_AGENT_PROPERTY = "userAgent";
 
 std::function<void(QString, bool, QSharedPointer<OffscreenQmlSurface>&, bool&)> WebEntityRenderer::_acquireWebSurfaceOperator = nullptr;
 std::function<void(QSharedPointer<OffscreenQmlSurface>&, bool&, std::vector<QMetaObject::Connection>&)> WebEntityRenderer::_releaseWebSurfaceOperator = nullptr;
@@ -194,6 +195,7 @@ void WebEntityRenderer::doRenderUpdateSynchronousTyped(const ScenePointer& scene
                     _webSurface->getRootItem()->setProperty(URL_PROPERTY, newSourceURL);
                     _webSurface->getRootItem()->setProperty(SCRIPT_URL_PROPERTY, _scriptURL);
                     _webSurface->getRootItem()->setProperty(USE_BACKGROUND_PROPERTY, _useBackground);
+                    _webSurface->getRootItem()->setProperty(USER_AGENT_PROPERTY, _userAgent);
                     _webSurface->getSurfaceContext()->setContextProperty(GLOBAL_POSITION_PROPERTY, vec3toVariant(_contextPosition));
                     _webSurface->setMaxFps((QUrl(newSourceURL).host().endsWith("youtube.com", Qt::CaseInsensitive)) ? YOUTUBE_MAX_FPS : _maxFPS);
                     ::hifi::scripting::setLocalAccessSafeThread(false);
@@ -231,6 +233,14 @@ void WebEntityRenderer::doRenderUpdateSynchronousTyped(const ScenePointer& scene
                         _useBackground = useBackground;
                     }
                 }
+                
+                { 
+                    auto userAgent = entity->getUserAgent();
+                    if (_userAgent != userAgent) {
+                        _webSurface->getRootItem()->setProperty(USER_AGENT_PROPERTY, userAgent);
+                        _userAgent = userAgent;
+                    }
+                }
 
                 {
                     auto contextPosition = entity->getWorldPosition();
diff --git a/libraries/entities-renderer/src/RenderableWebEntityItem.h b/libraries/entities-renderer/src/RenderableWebEntityItem.h
index 63ec722811..7288a380d3 100644
--- a/libraries/entities-renderer/src/RenderableWebEntityItem.h
+++ b/libraries/entities-renderer/src/RenderableWebEntityItem.h
@@ -36,6 +36,7 @@ public:
     static const char* SCRIPT_URL_PROPERTY;
     static const char* GLOBAL_POSITION_PROPERTY;
     static const char* USE_BACKGROUND_PROPERTY;
+    static const char* USER_AGENT_PROPERTY;
 
     static void setAcquireWebSurfaceOperator(std::function<void(const QString&, bool, QSharedPointer<OffscreenQmlSurface>&, bool&)> acquireWebSurfaceOperator) { _acquireWebSurfaceOperator = acquireWebSurfaceOperator; }
     static void acquireWebSurface(const QString& url, bool htmlContent, QSharedPointer<OffscreenQmlSurface>& webSurface, bool& cachedWebSurface) {
@@ -97,6 +98,7 @@ private:
     QString _scriptURL;
     uint8_t _maxFPS;
     bool _useBackground;
+    QString _userAgent;
     WebInputMode _inputMode;
 
     glm::vec3 _contextPosition;
diff --git a/libraries/entities/src/EntityItemProperties.cpp b/libraries/entities/src/EntityItemProperties.cpp
index 5b4b60e599..47871736de 100644
--- a/libraries/entities/src/EntityItemProperties.cpp
+++ b/libraries/entities/src/EntityItemProperties.cpp
@@ -604,6 +604,7 @@ EntityPropertyFlags EntityItemProperties::getChangedProperties() const {
     CHECK_PROPERTY_CHANGE(PROP_INPUT_MODE, inputMode);
     CHECK_PROPERTY_CHANGE(PROP_SHOW_KEYBOARD_FOCUS_HIGHLIGHT, showKeyboardFocusHighlight);
     CHECK_PROPERTY_CHANGE(PROP_WEB_USE_BACKGROUND, useBackground);
+    CHECK_PROPERTY_CHANGE(PROP_USER_AGENT, userAgent);
 
     // Polyline
     CHECK_PROPERTY_CHANGE(PROP_LINE_POINTS, linePoints);
@@ -1391,6 +1392,9 @@ EntityPropertyFlags EntityItemProperties::getChangedProperties() const {
  * @property {boolean} useBackground=true - <code>true</code> if the web entity should have a background,
  *     <code>false</code> if the web entity's background should be transparent. The webpage must have CSS properties for transparency set
  *     on the <code>background-color</code> for this property to have an effect.
+ * @property {string} userAgent - The user agent for the web entity to use when visiting web pages.
+ *     Default value: <code>Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) 
+ *     Chrome/69.0.3497.113 Mobile Safari/537.36</code>
  * @example <caption>Create a Web entity displaying at 1920 x 1080 resolution.</caption>
  * var METERS_TO_INCHES = 39.3701;
  * var entity = Entities.addEntity({
@@ -1830,6 +1834,7 @@ QScriptValue EntityItemProperties::copyToScriptValue(QScriptEngine* engine, bool
         COPY_PROPERTY_TO_QSCRIPTVALUE_GETTER(PROP_INPUT_MODE, inputMode, getInputModeAsString());
         COPY_PROPERTY_TO_QSCRIPTVALUE(PROP_SHOW_KEYBOARD_FOCUS_HIGHLIGHT, showKeyboardFocusHighlight);
         COPY_PROPERTY_TO_QSCRIPTVALUE(PROP_WEB_USE_BACKGROUND, useBackground);
+        COPY_PROPERTY_TO_QSCRIPTVALUE(PROP_USER_AGENT, userAgent);
     }
 
     // PolyVoxel only
@@ -2213,6 +2218,7 @@ void EntityItemProperties::copyFromScriptValue(const QScriptValue& object, bool
     COPY_PROPERTY_FROM_QSCRIPTVALUE_ENUM(inputMode, InputMode);
     COPY_PROPERTY_FROM_QSCRIPTVALUE(showKeyboardFocusHighlight, bool, setShowKeyboardFocusHighlight);
     COPY_PROPERTY_FROM_QSCRIPTVALUE(useBackground, bool, setUseBackground);
+    COPY_PROPERTY_FROM_QSCRIPTVALUE(userAgent, QString, setUserAgent);
 
     // Polyline
     COPY_PROPERTY_FROM_QSCRIPTVALUE(linePoints, qVectorVec3, setLinePoints);
@@ -2506,6 +2512,7 @@ void EntityItemProperties::merge(const EntityItemProperties& other) {
     COPY_PROPERTY_IF_CHANGED(inputMode);
     COPY_PROPERTY_IF_CHANGED(showKeyboardFocusHighlight);
     COPY_PROPERTY_IF_CHANGED(useBackground);
+    COPY_PROPERTY_IF_CHANGED(userAgent);
 
     // Polyline
     COPY_PROPERTY_IF_CHANGED(linePoints);
@@ -2907,6 +2914,7 @@ bool EntityItemProperties::getPropertyInfo(const QString& propertyName, EntityPr
         ADD_PROPERTY_TO_MAP(PROP_INPUT_MODE, InputMode, inputMode, WebInputMode);
         ADD_PROPERTY_TO_MAP(PROP_SHOW_KEYBOARD_FOCUS_HIGHLIGHT, ShowKeyboardFocusHighlight, showKeyboardFocusHighlight, bool);
         ADD_PROPERTY_TO_MAP(PROP_WEB_USE_BACKGROUND, useBackground, useBackground, bool);
+        ADD_PROPERTY_TO_MAP(PROP_USER_AGENT, UserAgent, userAgent, QString);
 
         // Polyline
         ADD_PROPERTY_TO_MAP(PROP_LINE_POINTS, LinePoints, linePoints, QVector<vec3>);
@@ -3339,6 +3347,7 @@ OctreeElement::AppendState EntityItemProperties::encodeEntityEditPacket(PacketTy
                 APPEND_ENTITY_PROPERTY(PROP_INPUT_MODE, (uint32_t)properties.getInputMode());
                 APPEND_ENTITY_PROPERTY(PROP_SHOW_KEYBOARD_FOCUS_HIGHLIGHT, properties.getShowKeyboardFocusHighlight());
                 APPEND_ENTITY_PROPERTY(PROP_WEB_USE_BACKGROUND, properties.getUseBackground());
+                APPEND_ENTITY_PROPERTY(PROP_USER_AGENT, properties.getUserAgent());
             }
 
             if (properties.getType() == EntityTypes::Line) {
@@ -3816,6 +3825,7 @@ bool EntityItemProperties::decodeEntityEditPacket(const unsigned char* data, int
         READ_ENTITY_PROPERTY_TO_PROPERTIES(PROP_INPUT_MODE, WebInputMode, setInputMode);
         READ_ENTITY_PROPERTY_TO_PROPERTIES(PROP_SHOW_KEYBOARD_FOCUS_HIGHLIGHT, bool, setShowKeyboardFocusHighlight);
         READ_ENTITY_PROPERTY_TO_PROPERTIES(PROP_WEB_USE_BACKGROUND, bool, setUseBackground);
+        READ_ENTITY_PROPERTY_TO_PROPERTIES(PROP_USER_AGENT, QString, setUserAgent);
     }
 
     if (properties.getType() == EntityTypes::Line) {
@@ -4205,6 +4215,7 @@ void EntityItemProperties::markAllChanged() {
     _inputModeChanged = true;
     _showKeyboardFocusHighlightChanged = true;
     _useBackgroundChanged = true;
+    _userAgentChanged = true;
 
     // Polyline
     _linePointsChanged = true;
@@ -4901,6 +4912,9 @@ QList<QString> EntityItemProperties::listChangedProperties() {
     if (useBackgroundChanged()) {
         out += "useBackground";
     }
+    if (userAgentChanged()) {
+        out += "userAgent";
+    }
 
     // Shape
     if (shapeChanged()) {
diff --git a/libraries/entities/src/EntityItemProperties.h b/libraries/entities/src/EntityItemProperties.h
index f056187d4f..40c376e0e3 100644
--- a/libraries/entities/src/EntityItemProperties.h
+++ b/libraries/entities/src/EntityItemProperties.h
@@ -368,6 +368,7 @@ public:
     DEFINE_PROPERTY_REF_ENUM(PROP_INPUT_MODE, InputMode, inputMode, WebInputMode, WebInputMode::TOUCH);
     DEFINE_PROPERTY_REF(PROP_SHOW_KEYBOARD_FOCUS_HIGHLIGHT, ShowKeyboardFocusHighlight, showKeyboardFocusHighlight, bool, true);
     DEFINE_PROPERTY_REF(PROP_WEB_USE_BACKGROUND, UseBackground, useBackground, bool, true);
+    DEFINE_PROPERTY_REF(PROP_USER_AGENT, UserAgent, userAgent, QString, WebEntityItem::DEFAULT_USER_AGENT);
 
     // Polyline
     DEFINE_PROPERTY_REF(PROP_LINE_POINTS, LinePoints, linePoints, QVector<glm::vec3>, ENTITY_ITEM_DEFAULT_EMPTY_VEC3_QVEC);
diff --git a/libraries/entities/src/EntityPropertyFlags.h b/libraries/entities/src/EntityPropertyFlags.h
index 35c1f9a908..aed0d6c458 100644
--- a/libraries/entities/src/EntityPropertyFlags.h
+++ b/libraries/entities/src/EntityPropertyFlags.h
@@ -320,6 +320,7 @@ enum EntityPropertyList {
     PROP_INPUT_MODE = PROP_DERIVED_4,
     PROP_SHOW_KEYBOARD_FOCUS_HIGHLIGHT = PROP_DERIVED_5,
     PROP_WEB_USE_BACKGROUND = PROP_DERIVED_6,
+    PROP_USER_AGENT = PROP_DERIVED_7,
 
     // Polyline
     PROP_LINE_POINTS = PROP_DERIVED_0,
diff --git a/libraries/entities/src/WebEntityItem.cpp b/libraries/entities/src/WebEntityItem.cpp
index 61a1ed18c5..1e3b932b6a 100644
--- a/libraries/entities/src/WebEntityItem.cpp
+++ b/libraries/entities/src/WebEntityItem.cpp
@@ -25,6 +25,7 @@
 #include "EntityTreeElement.h"
 
 const QString WebEntityItem::DEFAULT_SOURCE_URL = NetworkingConstants::WEB_ENTITY_DEFAULT_SOURCE_URL;
+const QString WebEntityItem::DEFAULT_USER_AGENT = NetworkingConstants::WEB_ENTITY_DEFAULT_USER_AGENT;
 const uint8_t WebEntityItem::DEFAULT_MAX_FPS = 10;
 
 EntityItemPointer WebEntityItem::factory(const EntityItemID& entityID, const EntityItemProperties& properties) {
@@ -63,6 +64,7 @@ EntityItemProperties WebEntityItem::getProperties(const EntityPropertyFlags& des
     COPY_ENTITY_PROPERTY_TO_PROPERTIES(inputMode, getInputMode);
     COPY_ENTITY_PROPERTY_TO_PROPERTIES(showKeyboardFocusHighlight, getShowKeyboardFocusHighlight);
     COPY_ENTITY_PROPERTY_TO_PROPERTIES(useBackground, getUseBackground);
+    COPY_ENTITY_PROPERTY_TO_PROPERTIES(userAgent, getUserAgent);
     return properties;
 }
 
@@ -85,6 +87,7 @@ bool WebEntityItem::setSubClassProperties(const EntityItemProperties& properties
     SET_ENTITY_PROPERTY_FROM_PROPERTIES(inputMode, setInputMode);
     SET_ENTITY_PROPERTY_FROM_PROPERTIES(showKeyboardFocusHighlight, setShowKeyboardFocusHighlight);
     SET_ENTITY_PROPERTY_FROM_PROPERTIES(useBackground, setUseBackground);
+    SET_ENTITY_PROPERTY_FROM_PROPERTIES(userAgent, setUserAgent);
 
     return somethingChanged;
 }
@@ -115,6 +118,7 @@ int WebEntityItem::readEntitySubclassDataFromBuffer(const unsigned char* data, i
     READ_ENTITY_PROPERTY(PROP_INPUT_MODE, WebInputMode, setInputMode);
     READ_ENTITY_PROPERTY(PROP_SHOW_KEYBOARD_FOCUS_HIGHLIGHT, bool, setShowKeyboardFocusHighlight);
     READ_ENTITY_PROPERTY(PROP_WEB_USE_BACKGROUND, bool, setUseBackground);
+    READ_ENTITY_PROPERTY(PROP_USER_AGENT, QString, setUserAgent);
 
     return bytesRead;
 }
@@ -133,6 +137,7 @@ EntityPropertyFlags WebEntityItem::getEntityProperties(EncodeBitstreamParams& pa
     requestedProperties += PROP_INPUT_MODE;
     requestedProperties += PROP_SHOW_KEYBOARD_FOCUS_HIGHLIGHT;
     requestedProperties += PROP_WEB_USE_BACKGROUND;
+    requestedProperties += PROP_USER_AGENT;
     return requestedProperties;
 }
 
@@ -160,6 +165,7 @@ void WebEntityItem::appendSubclassData(OctreePacketData* packetData, EncodeBitst
     APPEND_ENTITY_PROPERTY(PROP_INPUT_MODE, (uint32_t)getInputMode());
     APPEND_ENTITY_PROPERTY(PROP_SHOW_KEYBOARD_FOCUS_HIGHLIGHT, getShowKeyboardFocusHighlight());
     APPEND_ENTITY_PROPERTY(PROP_WEB_USE_BACKGROUND, getUseBackground());
+    APPEND_ENTITY_PROPERTY(PROP_USER_AGENT, getUserAgent());
 }
 
 glm::vec3 WebEntityItem::getRaycastDimensions() const {
@@ -365,6 +371,17 @@ bool WebEntityItem::getUseBackground() const {
     return resultWithReadLock<bool>([&] { return _useBackground; });
 }
 
+void WebEntityItem::setUserAgent(const QString& value) {
+    withWriteLock([&] {
+        _needsRenderUpdate |= _userAgent != value;
+        _userAgent = value;
+    });
+}
+
+QString WebEntityItem::getUserAgent() const {
+    return resultWithReadLock<QString>([&] { return _userAgent; });
+}
+
 PulsePropertyGroup WebEntityItem::getPulseProperties() const {
     return resultWithReadLock<PulsePropertyGroup>([&] {
         return _pulseProperties;
diff --git a/libraries/entities/src/WebEntityItem.h b/libraries/entities/src/WebEntityItem.h
index 4b39261bfb..f5cbac43cc 100644
--- a/libraries/entities/src/WebEntityItem.h
+++ b/libraries/entities/src/WebEntityItem.h
@@ -89,6 +89,10 @@ public:
     
     bool getUseBackground() const;
     void setUseBackground(bool value);
+    
+    static const QString DEFAULT_USER_AGENT;
+    QString getUserAgent() const;
+    void setUserAgent(const QString& value);
 
     PulsePropertyGroup getPulseProperties() const;
 
@@ -105,6 +109,7 @@ protected:
     WebInputMode _inputMode;
     bool _showKeyboardFocusHighlight;
     bool _useBackground;
+    QString _userAgent;
     bool _localSafeContext { false };
 };
 
diff --git a/libraries/networking/src/NetworkingConstants.h b/libraries/networking/src/NetworkingConstants.h
index b64a0845ac..ccdb9ea75c 100644
--- a/libraries/networking/src/NetworkingConstants.h
+++ b/libraries/networking/src/NetworkingConstants.h
@@ -25,6 +25,8 @@ namespace NetworkingConstants {
     // You can avoid changing that and still effectively use a connected domain on staging
     // if you manually generate a personal access token for the domains scope
     // at https://staging.highfidelity.com/user/tokens/new?for_domain_server=true
+    
+    const QString WEB_ENGINE_VERSION = "Chrome/69.0.3497.113";
 
     // For now we only have one Metaverse server.
     const QUrl METAVERSE_SERVER_URL_STABLE { "https://metaverse.vircadia.com/live" };
@@ -37,15 +39,16 @@ namespace NetworkingConstants {
     // Use a custom User-Agent to avoid ModSecurity filtering, e.g. by hosting providers.
     const QByteArray VIRCADIA_USER_AGENT = "Mozilla/5.0 (VircadiaInterface)";
     
-    const QString WEB_ENGINE_USER_AGENT = "Chrome/48.0 (VircadiaInterface)";
-    const QString METAVERSE_USER_AGENT = "Chrome/48.0 (VircadiaInterface)";
-    const QString MOBILE_USER_AGENT = "Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Mobile Safari/537.36";
-
-    const QUrl BUILDS_XML_URL("https://highfidelity.com/builds.xml");
-    const QUrl MASTER_BUILDS_XML_URL("https://highfidelity.com/dev-builds.xml");
+    const QString WEB_ENGINE_USER_AGENT = "Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) " + WEB_ENGINE_VERSION + " Mobile Safari/537.36";
+    const QString MOBILE_USER_AGENT = "Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) " + WEB_ENGINE_VERSION + " Mobile Safari/537.36";
     
     // WebEntity Defaults
     const QString WEB_ENTITY_DEFAULT_SOURCE_URL = "https://vircadia.com/";
+    const QString WEB_ENTITY_DEFAULT_USER_AGENT = WEB_ENGINE_USER_AGENT;
+    
+    // Builds URLs
+    const QUrl BUILDS_XML_URL("https://highfidelity.com/builds.xml");
+    const QUrl MASTER_BUILDS_XML_URL("https://highfidelity.com/dev-builds.xml");
     
     const QString DEFAULT_AVATAR_COLLISION_SOUND_URL = "https://hifi-public.s3.amazonaws.com/sounds/Collisions-otherorganic/Body_Hits_Impact.wav";
 
diff --git a/libraries/networking/src/udt/PacketHeaders.h b/libraries/networking/src/udt/PacketHeaders.h
index 5c98cf6fdd..5d105dc38f 100644
--- a/libraries/networking/src/udt/PacketHeaders.h
+++ b/libraries/networking/src/udt/PacketHeaders.h
@@ -284,6 +284,7 @@ enum class EntityVersion : PacketVersion {
     ModelBlendshapes,
     TransparentWeb,
     UseOriginalPivot,
+    UserAgent,
 
     // Add new versions above here
     NUM_PACKET_TYPE,
diff --git a/libraries/ui/src/ui/types/RequestFilters.cpp b/libraries/ui/src/ui/types/RequestFilters.cpp
index 0eea5230ca..ceac3d00e8 100644
--- a/libraries/ui/src/ui/types/RequestFilters.cpp
+++ b/libraries/ui/src/ui/types/RequestFilters.cpp
@@ -4,6 +4,7 @@
 //
 //  Created by Kunal Gosar on 2017-03-10.
 //  Copyright 2017 High Fidelity, Inc.
+//  Copyright 2021 Vircadia contributors.
 //
 //  Distributed under the Apache License, Version 2.0.
 //  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
@@ -25,7 +26,7 @@
 
 namespace {
 
-    bool isAuthableHighFidelityURL(const QUrl& url) {
+    bool isAuthableMetaverseURL(const QUrl& url) {
         auto metaverseServerURL = MetaverseAPI::getCurrentMetaverseServerURL();
         static QStringList HF_HOSTS = {
             metaverseServerURL.toString()
@@ -70,7 +71,7 @@ void RequestFilters::interceptHFWebEngineRequest(QWebEngineUrlRequestInfo& info,
     }
 
     // check if this is a request to a highfidelity URL
-    bool isAuthable = isAuthableHighFidelityURL(info.requestUrl());
+    bool isAuthable = isAuthableMetaverseURL(info.requestUrl());
     auto accountManager = DependencyManager::get<AccountManager>();
     if (isAuthable) {
         // if we have an access token, add it to the right HTTP header for authorization
@@ -82,13 +83,6 @@ void RequestFilters::interceptHFWebEngineRequest(QWebEngineUrlRequestInfo& info,
             info.setHttpHeader(OAUTH_AUTHORIZATION_HEADER.toLocal8Bit(), bearerTokenString.toLocal8Bit());
         }
     }
-    static const QString USER_AGENT = "User-Agent";
-    const QString tokenStringMobile{ NetworkingConstants::MOBILE_USER_AGENT };
-    const QString tokenStringMetaverse{ NetworkingConstants::METAVERSE_USER_AGENT };
-    const QString tokenStringLimitedCommerce{ "Chrome/48.0 (VircadiaInterface limitedCommerce)" };
-
-    const QString tokenString = !isAuthable ? tokenStringMobile : (accountManager->getLimitedCommerce() ? tokenStringLimitedCommerce : tokenStringMetaverse);
-    info.setHttpHeader(USER_AGENT.toLocal8Bit(), tokenString.toLocal8Bit());
 }
 
 void RequestFilters::interceptFileType(QWebEngineUrlRequestInfo& info) {
diff --git a/scripts/system/create/assets/data/createAppTooltips.json b/scripts/system/create/assets/data/createAppTooltips.json
index 7c70a8dea8..a3feabe965 100644
--- a/scripts/system/create/assets/data/createAppTooltips.json
+++ b/scripts/system/create/assets/data/createAppTooltips.json
@@ -619,6 +619,9 @@
     "scriptURL": {
         "tooltip": "The URL of a script to inject into the web page."
     },
+    "userAgent": {
+        "tooltip": "The user agent that the web entity will use when visiting web pages."
+    },
     "alignToGrid": {
         "tooltip": "Used to align entities to the grid, or floor of the environment.",
         "skipJSProperty": true
diff --git a/scripts/system/create/entityProperties/html/js/entityProperties.js b/scripts/system/create/entityProperties/html/js/entityProperties.js
index 592808bd15..f255f618dc 100644
--- a/scripts/system/create/entityProperties/html/js/entityProperties.js
+++ b/scripts/system/create/entityProperties/html/js/entityProperties.js
@@ -805,6 +805,12 @@ const GROUPS = [
                 type: "string",
                 propertyID: "scriptURL",
                 placeholder: "URL",
+            },
+            {
+                label: "User Agent",
+                type: "string",
+                propertyID: "userAgent",
+                placeholder: "User Agent",
             }
         ]
     },