diff --git a/plugins/feature/freqdisplay/readme.md b/plugins/feature/freqdisplay/readme.md
index 4fd507a7a..b1759dce8 100644
--- a/plugins/feature/freqdisplay/readme.md
+++ b/plugins/feature/freqdisplay/readme.md
@@ -74,3 +74,9 @@ Check to enable a drop shadow behind the frequency and power text, which can imp
 <h3>12: Drop Shadow Colour</h3>
 
 Select the colour for the drop shadow used behind the frequency and power text.
+
+<h2>API</h2>
+
+Full details of the API can be found in the Swagger documentation. Here is a quick example of how to set the display mode (2) to Power:
+
+    curl -X PATCH "http://127.0.0.1:8091/sdrangel/featureset/feature/0/settings" -d '{"featureType": "FreqDisplay",  "FreqDisplaySettings": { "displayMode": 1 }}'
diff --git a/sdrbase/webapi/webapirequestmapper.cpp b/sdrbase/webapi/webapirequestmapper.cpp
index 50417187c..4166b3560 100644
--- a/sdrbase/webapi/webapirequestmapper.cpp
+++ b/sdrbase/webapi/webapirequestmapper.cpp
@@ -5274,6 +5274,11 @@ bool WebAPIRequestMapper::getFeatureSettings(
             featureSettings->setDemodAnalyzerSettings(new SWGSDRangel::SWGDemodAnalyzerSettings());
             featureSettings->getDemodAnalyzerSettings()->fromJsonObject(settingsJsonObject);
         }
+        else if (featureSettingsKey == "FreqDisplaySettings")
+        {
+            featureSettings->setFreqDisplaySettings(new SWGSDRangel::SWGFreqDisplaySettings());
+            featureSettings->getFreqDisplaySettings()->fromJsonObject(settingsJsonObject);
+        }
         else if (featureSettingsKey == "JogdialControllerSettings")
         {
             featureSettings->setJogdialControllerSettings(new SWGSDRangel::SWGJogdialControllerSettings());
@@ -5688,6 +5693,7 @@ void WebAPIRequestMapper::resetFeatureSettings(SWGSDRangel::SWGFeatureSettings&
     featureSettings.setAisSettings(nullptr);
     featureSettings.setAntennaToolsSettings(nullptr);
     featureSettings.setAprsSettings(nullptr);
+    featureSettings.setFreqDisplaySettings(nullptr);
     featureSettings.setGs232ControllerSettings(nullptr);
     featureSettings.setMapSettings(nullptr);
     featureSettings.setPerTesterSettings(nullptr);
@@ -5705,6 +5711,7 @@ void WebAPIRequestMapper::resetFeatureReport(SWGSDRangel::SWGFeatureReport& feat
     featureReport.cleanup();
     featureReport.setFeatureType(nullptr);
     featureReport.setAfcReport(nullptr);
+    featureReport.setFreqDisplayReport(nullptr);
     featureReport.setGs232ControllerReport(nullptr);
     featureReport.setPerTesterReport(nullptr);
     featureReport.setRigCtlServerReport(nullptr);
diff --git a/sdrbase/webapi/webapiutils.cpp b/sdrbase/webapi/webapiutils.cpp
index 6b5dc791f..60b077502 100644
--- a/sdrbase/webapi/webapiutils.cpp
+++ b/sdrbase/webapi/webapiutils.cpp
@@ -321,6 +321,7 @@ const QMap<QString, QString> WebAPIUtils::m_featureTypeToSettingsKey = {
     {"AntennaTools", "AntennaToolsSettings"},
     {"APRS", "APRSSettings"},
     {"DemodAnalyzer", "DemodAnalyzerSettings"},
+    {"FreqDisplay", "FreqDisplaySettings"},
     {"JogdialController", "JogdialControllerSettings"},
     {"GS232Controller", "GS232ControllerSettings"}, // a.k.a Rotator Controller
     {"LimeRFE", "LimeRFESettings"},
@@ -361,6 +362,7 @@ const QMap<QString, QString> WebAPIUtils::m_featureURIToSettingsKey = {
     {"sdrangel.feature.antennatools", "AntennaToolsSettings"},
     {"sdrangel.feature.aprs", "APRSSettings"},
     {"sdrangel.feature.demodanalyzer", "DemodAnalyzerSettings"},
+    {"sdrangel.feature.freqdisplay", "FreqDisplaySettings"},
     {"sdrangel.feature.jogdialcontroller", "JogdialControllerSettings"},
     {"sdrangel.feature.gs232controller", "GS232ControllerSettings"},
     {"sdrangel.feature.limerfe", "LimeRFESettings"},