Split data persistence from logging along with wording about what disabling persistence entails.

src/ui/preferences/GeneralSettings.qml

@@ -359,16 +359,16 @@ QGCView {
                         text:       qsTr("Data Persistence")
                     }
                     Rectangle {
-                        Layout.preferredHeight: loggingCol.height + (_margins * 2)
-                        Layout.preferredWidth:  loggingCol.width + (_margins * 2)
+                        Layout.preferredHeight: dataPersistCol.height + (_margins * 2)
+                        Layout.preferredWidth:  dataPersistCol.width + (_margins * 2)
                         color:                  qgcPal.windowShade
                         Layout.fillWidth:       true
                         ColumnLayout {
-                            id:                         loggingCol
+                            id:                         dataPersistCol
                             anchors.margins:            _margins
                             anchors.top:                parent.top
                             anchors.horizontalCenter:   parent.horizontalCenter
-                            spacing:                    _margins
+                            spacing:                    _margins * 1.5
                             FactCheckBox {
                                 id:         disableDataPersistence
                                 text:       qsTr("Disable all data persistence")
@@ -376,6 +376,30 @@ QGCView {
                                 visible:    _disableDataPersistence.visible
                                 property Fact _disableDataPersistence: QGroundControl.settingsManager.appSettings.disableAllPersistence
                             }
+                            QGCLabel {
+                                text:       qsTr("When Data Persistence is disabled, all telemetry logging and map tile caching is disabled and not written to disk.")
+                                wrapMode:   Text.WordWrap
+                                font.pointSize:       ScreenTools.smallFontPointSize
+                                Layout.maximumWidth:  logIfNotArmed.visible ? logIfNotArmed.width : disableDataPersistence.width * 1.5
+                            }
+                        }
+                    }
+
+                    Item { width: 1; height: _margins }
+                    QGCLabel {
+                        text:       qsTr("Telemetry Logs from Vehicle")
+                    }
+                    Rectangle {
+                        Layout.preferredHeight: loggingCol.height + (_margins * 2)
+                        Layout.preferredWidth:  loggingCol.width + (_margins * 2)
+                        color:                  qgcPal.windowShade
+                        Layout.fillWidth:       true
+                        ColumnLayout {
+                            id:                         loggingCol
+                            anchors.margins:            _margins
+                            anchors.top:                parent.top
+                            anchors.horizontalCenter:   parent.horizontalCenter
+                            spacing:                    _margins
                             FactCheckBox {
                                 id:         promptSaveLog
                                 text:       qsTr("Save log after each flight")
@@ -396,7 +420,6 @@ QGCView {
                     }
 
                     Item { width: 1; height: _margins }
-
                     QGCLabel {
                         id:         flyViewSectionLabel
                         text:       qsTr("Fly View")