diff --git a/plugins/channeltx/modam/ammodsettings.cpp b/plugins/channeltx/modam/ammodsettings.cpp
index 4750b66d6..ad044d512 100644
--- a/plugins/channeltx/modam/ammodsettings.cpp
+++ b/plugins/channeltx/modam/ammodsettings.cpp
@@ -112,10 +112,11 @@ bool AMModSettings::deserialize(const QByteArray& data)
         d.readU32(5, &m_rgbColor);
         d.readReal(6, &m_volumeFactor, 1.0);
         d.readBlob(7, &bytetmp);
-        m_cwKeyerSettings.deserialize(bytetmp);
 
         if (m_cwKeyerGUI) {
             m_cwKeyerGUI->deserialize(bytetmp);
+        } else { // standalone operation with presets
+            m_cwKeyerSettings.deserialize(bytetmp);
         }
 
         if (m_channelMarker) {
diff --git a/plugins/channeltx/modfreedv/freedvmodsettings.cpp b/plugins/channeltx/modfreedv/freedvmodsettings.cpp
index 392f57416..9de739176 100644
--- a/plugins/channeltx/modfreedv/freedvmodsettings.cpp
+++ b/plugins/channeltx/modfreedv/freedvmodsettings.cpp
@@ -66,6 +66,8 @@ QByteArray FreeDVModSettings::serialize() const
 
     if (m_cwKeyerGUI) {
         s.writeBlob(6, m_cwKeyerGUI->serialize());
+    } else { // standalone operation with presets
+        s.writeBlob(6, m_cwKeyerSettings.serialize());
     }
 
     s.writeBool(7, m_gaugeInputElseModem);
@@ -117,10 +119,12 @@ bool FreeDVModSettings::deserialize(const QByteArray& data)
         }
 
         d.readU32(5, &m_rgbColor);
+        d.readBlob(6, &bytetmp);
 
         if (m_cwKeyerGUI) {
-            d.readBlob(6, &bytetmp);
             m_cwKeyerGUI->deserialize(bytetmp);
+        } else { // standalone operation with presets
+            m_cwKeyerSettings.deserialize(bytetmp);
         }
 
         d.readBool(7, &m_gaugeInputElseModem, false);
diff --git a/plugins/channeltx/modfreedv/freedvmodsettings.h b/plugins/channeltx/modfreedv/freedvmodsettings.h
index 77d689cc1..fcb3f2c60 100644
--- a/plugins/channeltx/modfreedv/freedvmodsettings.h
+++ b/plugins/channeltx/modfreedv/freedvmodsettings.h
@@ -22,6 +22,8 @@
 #include <QString>
 #include <stdint.h>
 
+#include "dsp/cwkeyersettings.h"
+
 class Serializable;
 
 struct FreeDVModSettings
@@ -68,6 +70,8 @@ struct FreeDVModSettings
     Serializable *m_spectrumGUI;
     Serializable *m_cwKeyerGUI;
 
+    CWKeyerSettings m_cwKeyerSettings; //!< For standalone deserialize operation (without m_cwKeyerGUI)
+
     FreeDVModSettings();
     void resetToDefaults();
     void setChannelMarker(Serializable *channelMarker) { m_channelMarker = channelMarker; }
@@ -75,6 +79,8 @@ struct FreeDVModSettings
     void setCWKeyerGUI(Serializable *cwKeyerGUI) { m_cwKeyerGUI = cwKeyerGUI; }
     QByteArray serialize() const;
     bool deserialize(const QByteArray& data);
+    const CWKeyerSettings& getCWKeyerSettings() const { return m_cwKeyerSettings; }
+    void setCWKeyerSettings(const CWKeyerSettings& cwKeyerSettings) { m_cwKeyerSettings = cwKeyerSettings; }
 
     static int getHiCutoff(FreeDVMode freeDVMode);
     static int getLowCutoff(FreeDVMode freeDVMode);
diff --git a/plugins/channeltx/modfreedv/freedvmodwebapiadapter.cpp b/plugins/channeltx/modfreedv/freedvmodwebapiadapter.cpp
index b1379ca04..cdd60a4f2 100644
--- a/plugins/channeltx/modfreedv/freedvmodwebapiadapter.cpp
+++ b/plugins/channeltx/modfreedv/freedvmodwebapiadapter.cpp
@@ -16,7 +16,6 @@
 ///////////////////////////////////////////////////////////////////////////////////
 
 #include "SWGChannelSettings.h"
-#include "settings/serializable.h"
 #include "freedvmod.h"
 #include "freedvmodwebapiadapter.h"
 
@@ -35,19 +34,11 @@ int FreeDVModWebAPIAdapter::webapiSettingsGet(
     response.setFreeDvModSettings(new SWGSDRangel::SWGFreeDVModSettings());
     response.getFreeDvModSettings()->init();
     FreeDVMod::webapiFormatChannelSettings(response, m_settings);
-    Serializable *cwKeyerGUI = m_settings.m_cwKeyerGUI;
 
-    if (cwKeyerGUI)
-    {
-        const QByteArray& serializedCWKeyerSettings = cwKeyerGUI->serialize();
-        CWKeyerSettings cwKeyerSettings;
-
-        if (cwKeyerSettings.deserialize(serializedCWKeyerSettings))
-        {
-            SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getFreeDvModSettings()->getCwKeyer();
-            CWKeyer::webapiFormatChannelSettings(apiCwKeyerSettings, cwKeyerSettings);
-        }
-    }
+    const CWKeyerSettings& cwKeyerSettings = m_settings.getCWKeyerSettings();
+    SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getFreeDvModSettings()->getCwKeyer();
+    apiCwKeyerSettings->init();
+    CWKeyer::webapiFormatChannelSettings(apiCwKeyerSettings, cwKeyerSettings);
 
     return 200;
 }
@@ -60,20 +51,14 @@ int FreeDVModWebAPIAdapter::webapiSettingsPutPatch(
 {
     (void) errorMessage;
     FreeDVMod::webapiUpdateChannelSettings(m_settings, channelSettingsKeys, response);
-    Serializable *cwKeyerGUI = m_settings.m_cwKeyerGUI;
 
-    if (channelSettingsKeys.contains("cwKeyer") && cwKeyerGUI)
+    if (channelSettingsKeys.contains("cwKeyer"))
     {
-        const QByteArray& serializedCWKeyerSettings = cwKeyerGUI->serialize();
-        CWKeyerSettings cwKeyerSettings;
-
-        if (cwKeyerSettings.deserialize(serializedCWKeyerSettings))
-        {
-            SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getFreeDvModSettings()->getCwKeyer();
-            CWKeyer::webapiSettingsPutPatch(channelSettingsKeys, cwKeyerSettings, apiCwKeyerSettings);
-            const QByteArray& serializedNewCWKeyerSettings = cwKeyerSettings.serialize();
-            cwKeyerGUI->deserialize(serializedNewCWKeyerSettings);
-        }
+        CWKeyerSettings newCWKeyerSettings;
+        SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getFreeDvModSettings()->getCwKeyer();
+        CWKeyer::webapiSettingsPutPatch(channelSettingsKeys, newCWKeyerSettings, apiCwKeyerSettings);
+        m_settings.setCWKeyerSettings(newCWKeyerSettings);
+        const QByteArray& serializedNewSettings = m_settings.serialize(); // effectively update CW keyer settings
     }
 
     FreeDVMod::webapiFormatChannelSettings(response, m_settings);
diff --git a/plugins/channeltx/modnfm/nfmmodsettings.cpp b/plugins/channeltx/modnfm/nfmmodsettings.cpp
index 85bd1e76c..8050acd75 100644
--- a/plugins/channeltx/modnfm/nfmmodsettings.cpp
+++ b/plugins/channeltx/modnfm/nfmmodsettings.cpp
@@ -84,6 +84,8 @@ QByteArray NFMModSettings::serialize() const
 
     if (m_cwKeyerGUI) {
         s.writeBlob(8, m_cwKeyerGUI->serialize());
+    } else { // standalone operation with presets
+        s.writeBlob(6, m_cwKeyerSettings.serialize());
     }
 
     if (m_channelMarker) {
@@ -131,10 +133,12 @@ bool NFMModSettings::deserialize(const QByteArray& data)
         d.readU32(5, &m_rgbColor);
         d.readReal(6, &m_toneFrequency, 1000.0);
         d.readReal(7, &m_volumeFactor, 1.0);
+        d.readBlob(8, &bytetmp);
 
         if (m_cwKeyerGUI) {
-            d.readBlob(8, &bytetmp);
             m_cwKeyerGUI->deserialize(bytetmp);
+        } else { // standalone operation with presets
+            m_cwKeyerSettings.deserialize(bytetmp);
         }
 
         d.readBool(9, &m_ctcssOn, false);
diff --git a/plugins/channeltx/modnfm/nfmmodsettings.h b/plugins/channeltx/modnfm/nfmmodsettings.h
index 780db9428..0e1b6f327 100644
--- a/plugins/channeltx/modnfm/nfmmodsettings.h
+++ b/plugins/channeltx/modnfm/nfmmodsettings.h
@@ -20,6 +20,8 @@
 
 #include <QByteArray>
 
+#include "dsp/cwkeyersettings.h"
+
 class Serializable;
 
 struct NFMModSettings
@@ -64,12 +66,16 @@ struct NFMModSettings
     Serializable *m_channelMarker;
     Serializable *m_cwKeyerGUI;
 
+    CWKeyerSettings m_cwKeyerSettings; //!< For standalone deserialize operation (without m_cwKeyerGUI)
+
     NFMModSettings();
     void resetToDefaults();
     void setChannelMarker(Serializable *channelMarker) { m_channelMarker = channelMarker; }
     void setCWKeyerGUI(Serializable *cwKeyerGUI) { m_cwKeyerGUI = cwKeyerGUI; }
     QByteArray serialize() const;
     bool deserialize(const QByteArray& data);
+    const CWKeyerSettings& getCWKeyerSettings() const { return m_cwKeyerSettings; }
+    void setCWKeyerSettings(const CWKeyerSettings& cwKeyerSettings) { m_cwKeyerSettings = cwKeyerSettings; }
 
     static int getRFBW(int index);
     static int getRFBWIndex(int rfbw);
diff --git a/plugins/channeltx/modnfm/nfmmodwebapiadapter.cpp b/plugins/channeltx/modnfm/nfmmodwebapiadapter.cpp
index 04468562d..06722ab43 100644
--- a/plugins/channeltx/modnfm/nfmmodwebapiadapter.cpp
+++ b/plugins/channeltx/modnfm/nfmmodwebapiadapter.cpp
@@ -16,7 +16,6 @@
 ///////////////////////////////////////////////////////////////////////////////////
 
 #include "SWGChannelSettings.h"
-#include "settings/serializable.h"
 #include "nfmmod.h"
 #include "nfmmodwebapiadapter.h"
 
@@ -35,19 +34,11 @@ int NFMModWebAPIAdapter::webapiSettingsGet(
     response.setNfmModSettings(new SWGSDRangel::SWGNFMModSettings());
     response.getNfmModSettings()->init();
     NFMMod::webapiFormatChannelSettings(response, m_settings);
-    Serializable *cwKeyerGUI = m_settings.m_cwKeyerGUI;
 
-    if (cwKeyerGUI)
-    {
-        const QByteArray& serializedCWKeyerSettings = cwKeyerGUI->serialize();
-        CWKeyerSettings cwKeyerSettings;
-
-        if (cwKeyerSettings.deserialize(serializedCWKeyerSettings))
-        {
-            SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getNfmModSettings()->getCwKeyer();
-            CWKeyer::webapiFormatChannelSettings(apiCwKeyerSettings, cwKeyerSettings);
-        }
-    }
+    const CWKeyerSettings& cwKeyerSettings = m_settings.getCWKeyerSettings();
+    SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getNfmModSettings()->getCwKeyer();
+    apiCwKeyerSettings->init();
+    CWKeyer::webapiFormatChannelSettings(apiCwKeyerSettings, cwKeyerSettings);
 
     return 200;
 }
@@ -60,20 +51,14 @@ int NFMModWebAPIAdapter::webapiSettingsPutPatch(
 {
     (void) errorMessage;
     NFMMod::webapiUpdateChannelSettings(m_settings, channelSettingsKeys, response);
-    Serializable *cwKeyerGUI = m_settings.m_cwKeyerGUI;
 
-    if (channelSettingsKeys.contains("cwKeyer") && cwKeyerGUI)
+    if (channelSettingsKeys.contains("cwKeyer"))
     {
-        const QByteArray& serializedCWKeyerSettings = cwKeyerGUI->serialize();
-        CWKeyerSettings cwKeyerSettings;
-
-        if (cwKeyerSettings.deserialize(serializedCWKeyerSettings))
-        {
-            SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getNfmModSettings()->getCwKeyer();
-            CWKeyer::webapiSettingsPutPatch(channelSettingsKeys, cwKeyerSettings, apiCwKeyerSettings);
-            const QByteArray& serializedNewCWKeyerSettings = cwKeyerSettings.serialize();
-            cwKeyerGUI->deserialize(serializedNewCWKeyerSettings);
-        }
+        CWKeyerSettings newCWKeyerSettings;
+        SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getNfmModSettings()->getCwKeyer();
+        CWKeyer::webapiSettingsPutPatch(channelSettingsKeys, newCWKeyerSettings, apiCwKeyerSettings);
+        m_settings.setCWKeyerSettings(newCWKeyerSettings);
+        const QByteArray& serializedNewSettings = m_settings.serialize(); // effectively update CW keyer settings
     }
 
     NFMMod::webapiFormatChannelSettings(response, m_settings);
diff --git a/plugins/channeltx/modssb/ssbmodsettings.cpp b/plugins/channeltx/modssb/ssbmodsettings.cpp
index 0b4e56f5e..034a63750 100644
--- a/plugins/channeltx/modssb/ssbmodsettings.cpp
+++ b/plugins/channeltx/modssb/ssbmodsettings.cpp
@@ -89,6 +89,8 @@ QByteArray SSBModSettings::serialize() const
 
     if (m_cwKeyerGUI) {
         s.writeBlob(6, m_cwKeyerGUI->serialize());
+    } else { // standalone operation with presets
+        s.writeBlob(6, m_cwKeyerSettings.serialize());
     }
 
     s.writeS32(7, roundf(m_lowCutoff / 100.0));
@@ -149,10 +151,12 @@ bool SSBModSettings::deserialize(const QByteArray& data)
         }
 
         d.readU32(5, &m_rgbColor);
+        d.readBlob(6, &bytetmp);
 
         if (m_cwKeyerGUI) {
-            d.readBlob(6, &bytetmp);
             m_cwKeyerGUI->deserialize(bytetmp);
+        } else { // standalone operation with presets
+            m_cwKeyerSettings.deserialize(bytetmp);
         }
 
         d.readS32(7, &tmp, 3);
diff --git a/plugins/channeltx/modssb/ssbmodsettings.h b/plugins/channeltx/modssb/ssbmodsettings.h
index 445737425..4ba5c2850 100644
--- a/plugins/channeltx/modssb/ssbmodsettings.h
+++ b/plugins/channeltx/modssb/ssbmodsettings.h
@@ -22,6 +22,8 @@
 #include <QString>
 #include <stdint.h>
 
+#include "dsp/cwkeyersettings.h"
+
 class Serializable;
 
 struct SSBModSettings
@@ -70,6 +72,8 @@ struct SSBModSettings
     Serializable *m_spectrumGUI;
     Serializable *m_cwKeyerGUI;
 
+    CWKeyerSettings m_cwKeyerSettings; //!< For standalone deserialize operation (without m_cwKeyerGUI)
+
     SSBModSettings();
     void resetToDefaults();
     void setChannelMarker(Serializable *channelMarker) { m_channelMarker = channelMarker; }
@@ -77,6 +81,8 @@ struct SSBModSettings
     void setCWKeyerGUI(Serializable *cwKeyerGUI) { m_cwKeyerGUI = cwKeyerGUI; }
     QByteArray serialize() const;
     bool deserialize(const QByteArray& data);
+    const CWKeyerSettings& getCWKeyerSettings() const { return m_cwKeyerSettings; }
+    void setCWKeyerSettings(const CWKeyerSettings& cwKeyerSettings) { m_cwKeyerSettings = cwKeyerSettings; }
 };
 
 
diff --git a/plugins/channeltx/modssb/ssbmodwebapiadapter.cpp b/plugins/channeltx/modssb/ssbmodwebapiadapter.cpp
index 8885ed817..492c8c20e 100644
--- a/plugins/channeltx/modssb/ssbmodwebapiadapter.cpp
+++ b/plugins/channeltx/modssb/ssbmodwebapiadapter.cpp
@@ -16,7 +16,6 @@
 ///////////////////////////////////////////////////////////////////////////////////
 
 #include "SWGChannelSettings.h"
-#include "settings/serializable.h"
 #include "ssbmod.h"
 #include "ssbmodwebapiadapter.h"
 
@@ -35,19 +34,11 @@ int SSBModWebAPIAdapter::webapiSettingsGet(
     response.setSsbModSettings(new SWGSDRangel::SWGSSBModSettings());
     response.getSsbModSettings()->init();
     SSBMod::webapiFormatChannelSettings(response, m_settings);
-    Serializable *cwKeyerGUI = m_settings.m_cwKeyerGUI;
 
-    if (cwKeyerGUI)
-    {
-        const QByteArray& serializedCWKeyerSettings = cwKeyerGUI->serialize();
-        CWKeyerSettings cwKeyerSettings;
-
-        if (cwKeyerSettings.deserialize(serializedCWKeyerSettings))
-        {
-            SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getSsbModSettings()->getCwKeyer();
-            CWKeyer::webapiFormatChannelSettings(apiCwKeyerSettings, cwKeyerSettings);
-        }
-    }
+    const CWKeyerSettings& cwKeyerSettings = m_settings.getCWKeyerSettings();
+    SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getSsbModSettings()->getCwKeyer();
+    apiCwKeyerSettings->init();
+    CWKeyer::webapiFormatChannelSettings(apiCwKeyerSettings, cwKeyerSettings);
 
     return 200;
 }
@@ -60,20 +51,14 @@ int SSBModWebAPIAdapter::webapiSettingsPutPatch(
 {
     (void) errorMessage;
     SSBMod::webapiUpdateChannelSettings(m_settings, channelSettingsKeys, response);
-    Serializable *cwKeyerGUI = m_settings.m_cwKeyerGUI;
 
-    if (channelSettingsKeys.contains("cwKeyer") && cwKeyerGUI)
+    if (channelSettingsKeys.contains("cwKeyer"))
     {
-        const QByteArray& serializedCWKeyerSettings = cwKeyerGUI->serialize();
-        CWKeyerSettings cwKeyerSettings;
-
-        if (cwKeyerSettings.deserialize(serializedCWKeyerSettings))
-        {
-            SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getSsbModSettings()->getCwKeyer();
-            CWKeyer::webapiSettingsPutPatch(channelSettingsKeys, cwKeyerSettings, apiCwKeyerSettings);
-            const QByteArray& serializedNewCWKeyerSettings = cwKeyerSettings.serialize();
-            cwKeyerGUI->deserialize(serializedNewCWKeyerSettings);
-        }
+        CWKeyerSettings newCWKeyerSettings;
+        SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getSsbModSettings()->getCwKeyer();
+        CWKeyer::webapiSettingsPutPatch(channelSettingsKeys, newCWKeyerSettings, apiCwKeyerSettings);
+        m_settings.setCWKeyerSettings(newCWKeyerSettings);
+        const QByteArray& serializedNewSettings = m_settings.serialize(); // effectively update CW keyer settings
     }
 
     SSBMod::webapiFormatChannelSettings(response, m_settings);
diff --git a/plugins/channeltx/modwfm/wfmmodsettings.cpp b/plugins/channeltx/modwfm/wfmmodsettings.cpp
index 78ddbae34..7ddc36909 100644
--- a/plugins/channeltx/modwfm/wfmmodsettings.cpp
+++ b/plugins/channeltx/modwfm/wfmmodsettings.cpp
@@ -71,6 +71,8 @@ QByteArray WFMModSettings::serialize() const
 
     if (m_cwKeyerGUI) {
         s.writeBlob(8, m_cwKeyerGUI->serialize());
+    } else { // standalone operation with presets
+        s.writeBlob(6, m_cwKeyerSettings.serialize());
     }
 
     if (m_channelMarker) {
@@ -113,10 +115,12 @@ bool WFMModSettings::deserialize(const QByteArray& data)
         d.readU32(5, &m_rgbColor);
         d.readReal(6, &m_toneFrequency, 1000.0);
         d.readReal(7, &m_volumeFactor, 1.0);
+        d.readBlob(8, &bytetmp);
 
         if (m_cwKeyerGUI) {
-            d.readBlob(8, &bytetmp);
             m_cwKeyerGUI->deserialize(bytetmp);
+        } else { // standalone operation with presets
+            m_cwKeyerSettings.deserialize(bytetmp);
         }
 
         if (m_channelMarker) {
diff --git a/plugins/channeltx/modwfm/wfmmodsettings.h b/plugins/channeltx/modwfm/wfmmodsettings.h
index 4b03e7c5e..1e7507db3 100644
--- a/plugins/channeltx/modwfm/wfmmodsettings.h
+++ b/plugins/channeltx/modwfm/wfmmodsettings.h
@@ -20,6 +20,8 @@
 
 #include <QByteArray>
 
+#include "dsp/cwkeyersettings.h"
+
 class Serializable;
 
 struct WFMModSettings
@@ -57,12 +59,16 @@ struct WFMModSettings
     Serializable *m_channelMarker;
     Serializable *m_cwKeyerGUI;
 
+    CWKeyerSettings m_cwKeyerSettings; //!< For standalone deserialize operation (without m_cwKeyerGUI)
+
     WFMModSettings();
     void resetToDefaults();
     void setChannelMarker(Serializable *channelMarker) { m_channelMarker = channelMarker; }
     void setCWKeyerGUI(Serializable *cwKeyerGUI) { m_cwKeyerGUI = cwKeyerGUI; }
     QByteArray serialize() const;
     bool deserialize(const QByteArray& data);
+    const CWKeyerSettings& getCWKeyerSettings() const { return m_cwKeyerSettings; }
+    void setCWKeyerSettings(const CWKeyerSettings& cwKeyerSettings) { m_cwKeyerSettings = cwKeyerSettings; }
 
     static int getRFBW(int index);
     static int getRFBWIndex(int rfbw);
diff --git a/plugins/channeltx/modwfm/wfmmodwebapiadapter.cpp b/plugins/channeltx/modwfm/wfmmodwebapiadapter.cpp
index 734f536e2..f910d47b9 100644
--- a/plugins/channeltx/modwfm/wfmmodwebapiadapter.cpp
+++ b/plugins/channeltx/modwfm/wfmmodwebapiadapter.cpp
@@ -16,7 +16,6 @@
 ///////////////////////////////////////////////////////////////////////////////////
 
 #include "SWGChannelSettings.h"
-#include "settings/serializable.h"
 #include "wfmmod.h"
 #include "wfmmodwebapiadapter.h"
 
@@ -35,19 +34,11 @@ int WFMModWebAPIAdapter::webapiSettingsGet(
     response.setWfmModSettings(new SWGSDRangel::SWGWFMModSettings());
     response.getWfmModSettings()->init();
     WFMMod::webapiFormatChannelSettings(response, m_settings);
-    Serializable *cwKeyerGUI = m_settings.m_cwKeyerGUI;
 
-    if (cwKeyerGUI)
-    {
-        const QByteArray& serializedCWKeyerSettings = cwKeyerGUI->serialize();
-        CWKeyerSettings cwKeyerSettings;
-
-        if (cwKeyerSettings.deserialize(serializedCWKeyerSettings))
-        {
-            SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getWfmModSettings()->getCwKeyer();
-            CWKeyer::webapiFormatChannelSettings(apiCwKeyerSettings, cwKeyerSettings);
-        }
-    }
+    const CWKeyerSettings& cwKeyerSettings = m_settings.getCWKeyerSettings();
+    SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getWfmModSettings()->getCwKeyer();
+    apiCwKeyerSettings->init();
+    CWKeyer::webapiFormatChannelSettings(apiCwKeyerSettings, cwKeyerSettings);
 
     return 200;
 }
@@ -60,20 +51,14 @@ int WFMModWebAPIAdapter::webapiSettingsPutPatch(
 {
     (void) errorMessage;
     WFMMod::webapiUpdateChannelSettings(m_settings, channelSettingsKeys, response);
-    Serializable *cwKeyerGUI = m_settings.m_cwKeyerGUI;
 
-    if (channelSettingsKeys.contains("cwKeyer") && cwKeyerGUI)
+    if (channelSettingsKeys.contains("cwKeyer"))
     {
-        const QByteArray& serializedCWKeyerSettings = cwKeyerGUI->serialize();
-        CWKeyerSettings cwKeyerSettings;
-
-        if (cwKeyerSettings.deserialize(serializedCWKeyerSettings))
-        {
-            SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getWfmModSettings()->getCwKeyer();
-            CWKeyer::webapiSettingsPutPatch(channelSettingsKeys, cwKeyerSettings, apiCwKeyerSettings);
-            const QByteArray& serializedNewCWKeyerSettings = cwKeyerSettings.serialize();
-            cwKeyerGUI->deserialize(serializedNewCWKeyerSettings);
-        }
+        CWKeyerSettings newCWKeyerSettings;
+        SWGSDRangel::SWGCWKeyerSettings *apiCwKeyerSettings = response.getWfmModSettings()->getCwKeyer();
+        CWKeyer::webapiSettingsPutPatch(channelSettingsKeys, newCWKeyerSettings, apiCwKeyerSettings);
+        m_settings.setCWKeyerSettings(newCWKeyerSettings);
+        const QByteArray& serializedNewSettings = m_settings.serialize(); // effectively update CW keyer settings
     }
 
     WFMMod::webapiFormatChannelSettings(response, m_settings);