diff --git a/Htmldocs/release_notes.html b/Htmldocs/release_notes.html
index 0da963e9..faf057be 100644
--- a/Htmldocs/release_notes.html
+++ b/Htmldocs/release_notes.html
@@ -15,6 +15,13 @@
     <br>Portions of OSCAR are © 2019-2020 by
     <i>The OSCAR Team</i></p>
     <ul>
+      <li>[new] Additional Philips Respironics devices tested and fully supported:
+        <ul>
+          <li>DreamStation Go Auto (500G120)</li>
+          <li>DreamStation Auto CPAP with A-Flex (500X140)</li>
+        </ul>
+      </li>
+      <li>[new] Add support for DreamStation Go humidifier Target Time setting.</li>
       <li>[fix] Correct calculation of average leak rate on Welcome page.</li>
       <li>[fix] Correct installation of non-English Release Notes on Windows.</li>
       <li>[fix] About/Credits page now offers Google translations to other languages.</li>
diff --git a/oscar/SleepLib/loader_plugins/prs1_loader.cpp b/oscar/SleepLib/loader_plugins/prs1_loader.cpp
index 3cd673ed..7c9e6f95 100644
--- a/oscar/SleepLib/loader_plugins/prs1_loader.cpp
+++ b/oscar/SleepLib/loader_plugins/prs1_loader.cpp
@@ -1238,6 +1238,7 @@ enum PRS1ParsedSettingType
     PRS1_SETTING_LOW_TV_ALARM,
     PRS1_SETTING_MASK_ALERT,
     PRS1_SETTING_SHOW_AHI,
+    PRS1_SETTING_HUMID_TARGET_TIME,
 };
 
 
@@ -1781,6 +1782,7 @@ static QString parsedSettingTypeName(PRS1ParsedSettingType t)
         ENUMSTRING(PRS1_SETTING_HUMID_MODE);
         ENUMSTRING(PRS1_SETTING_HEATED_TUBE_TEMP);
         ENUMSTRING(PRS1_SETTING_HUMID_LEVEL);
+        ENUMSTRING(PRS1_SETTING_HUMID_TARGET_TIME);
         ENUMSTRING(PRS1_SETTING_MASK_RESIST_LOCK);
         ENUMSTRING(PRS1_SETTING_MASK_RESIST_SETTING);
         ENUMSTRING(PRS1_SETTING_HOSE_DIAMETER);
@@ -7468,11 +7470,12 @@ bool PRS1DataChunk::ParseSettingsF0V6(const unsigned char* data, int size)
                 break;
             case 0x45:  // Target Time, specific to DreamStation Go
                 CHECK_VALUE(len, 1);
-                // Not shown on reports when humidifier is in Fixed mode, unclear whether that means it's in use or not.
+                // Included in the data, but not shown on reports when humidifier is in Fixed mode.
+                // According to the FAQ, this setting is only available in Adaptive mode.
                 if (data[pos] < 40 || data[pos] > 100) {  // 4.0 through 10.0 hours in 0.5-hour increments
                     CHECK_VALUES(data[pos], 0, 1);  // Off and Auto
                 }
-                // TODO: Add target time setting.
+                this->AddEvent(new PRS1ScaledSettingEvent(PRS1_SETTING_HUMID_TARGET_TIME, data[pos], 0.1));
                 break;
             default:
                 UNEXPECTED_VALUE(code, "known setting");
@@ -8092,6 +8095,7 @@ bool PRS1Import::ImportSummary()
     
     PRS1Mode nativemode = PRS1_MODE_UNKNOWN;
     CPAPMode cpapmode = MODE_UNKNOWN;
+    bool humidifierConnected = false;
     for (int i=0; i < summary->m_parsedData.count(); i++) {
         PRS1ParsedEvent* e = summary->m_parsedData.at(i);
         if (e->m_type == PRS1ParsedSliceEvent::TYPE) {
@@ -8162,7 +8166,8 @@ bool PRS1Import::ImportSummary()
                 session->settings[PRS1_RampType] = e->m_value;
                 break;
             case PRS1_SETTING_HUMID_STATUS:
-                session->settings[PRS1_HumidStatus] = (bool) e->m_value;
+                humidifierConnected = (bool) e->m_value;
+                session->settings[PRS1_HumidStatus] = humidifierConnected;
                 break;
             case PRS1_SETTING_HUMID_MODE:
                 session->settings[PRS1_HumidMode] = e->m_value;
@@ -8173,6 +8178,20 @@ bool PRS1Import::ImportSummary()
             case PRS1_SETTING_HUMID_LEVEL:
                 session->settings[PRS1_HumidLevel] = e->m_value;
                 break;
+            case PRS1_SETTING_HUMID_TARGET_TIME:
+                // Only import this setting if there's a humidifier connected.
+                // (This setting appears in the data even when it's disconnected.)
+                // TODO: Consider moving this logic into the parser for target time.
+                if (humidifierConnected) {
+                    if (e->m_value > 1) {
+                        // use scaled numeric value
+                        session->settings[PRS1_HumidTargetTime] = e->value();
+                    } else {
+                        // use unscaled 0 or 1 for Off or Auto respectively
+                        session->settings[PRS1_HumidTargetTime] = e->m_value;
+                    }
+                }
+                break;
             case PRS1_SETTING_MASK_RESIST_LOCK:
                 session->settings[PRS1_MaskResistLock] = (bool) e->m_value;
                 break;
@@ -9405,10 +9424,19 @@ void PRS1Loader::initChannels()
         "PRS1HumidLevel",
         QObject::tr("Humidifier"),  // label varies in reports, "Humidifier Setting" in 50-series, "Humidity Level" in 60-series, "Humidifier" in DreamStation
         QObject::tr("PRS1 Humidifier Setting"),
-        QObject::tr("Humid. Lvl"),
+        QObject::tr("Humid. Level"),
         "", LOOKUP, Qt::blue));
     chan->addOption(0, STR_TR_Off);
 
+    channel.add(GRP_CPAP, chan = new Channel(PRS1_HumidTargetTime = 0xe11b, SETTING, MT_CPAP, SESSION,
+        "PRS1HumidTargetTime",
+        QObject::tr("Target Time"),
+        QObject::tr("PRS1 Humidifier Target Time"),
+        QObject::tr("Hum. Tgt Time"),
+        STR_UNIT_Hours, DEFAULT, Qt::green));
+    chan->addOption(0, STR_TR_Off);
+    chan->addOption(1, QObject::tr("Auto"));
+
     channel.add(GRP_CPAP, chan = new Channel(PRS1_MaskResistSet = 0xe104, SETTING, MT_CPAP,   SESSION,
         "MaskResistSet",
         QObject::tr("Mask Resistance Setting"),
diff --git a/oscar/SleepLib/machine_common.cpp b/oscar/SleepLib/machine_common.cpp
index 65da71ff..c6008bc0 100644
--- a/oscar/SleepLib/machine_common.cpp
+++ b/oscar/SleepLib/machine_common.cpp
@@ -31,7 +31,7 @@ ChannelID RMS9_E01, RMS9_E02, RMS9_SetPressure, RMS9_MaskOnTime;
 ChannelID INTELLIPAP_Unknown1, INTELLIPAP_Unknown2;
 
 ChannelID CPAP_LargeLeak,
-          PRS1_BND, PRS1_FlexMode, PRS1_FlexLevel, PRS1_HumidStatus, PRS1_HumidLevel, PRS1_MaskResistLock,
+          PRS1_BND, PRS1_FlexMode, PRS1_FlexLevel, PRS1_HumidStatus, PRS1_HumidLevel, PRS1_HumidTargetTime, PRS1_MaskResistLock,
           PRS1_MaskResistSet, PRS1_HoseDiam, PRS1_AutoOn, PRS1_AutoOff, PRS1_MaskAlert, PRS1_ShowAHI;
 
 ChannelID OXI_Pulse, OXI_SPO2, OXI_Perf, OXI_PulseChange, OXI_SPO2Drop, OXI_Plethy;
diff --git a/oscar/SleepLib/machine_common.h b/oscar/SleepLib/machine_common.h
index 4e4b5413..6e54a10e 100644
--- a/oscar/SleepLib/machine_common.h
+++ b/oscar/SleepLib/machine_common.h
@@ -160,7 +160,8 @@ extern ChannelID CPAP_IPAP, CPAP_IPAPLo, CPAP_IPAPHi, CPAP_EPAP, CPAP_EPAPLo, CP
 
 extern ChannelID RMS9_E01, RMS9_E02, RMS9_SetPressure, RMS9_MaskOnTime;
 extern ChannelID CPAP_LargeLeak, PRS1_BND,
-       PRS1_FlexMode, PRS1_FlexLevel, PRS1_HumidStatus, PRS1_HumidLevel, CPAP_HumidSetting, PRS1_MaskResistLock,
+       PRS1_FlexMode, PRS1_FlexLevel, PRS1_HumidStatus, PRS1_HumidLevel, PRS1_HumidTargetTime, PRS1_MaskResistLock,
+       CPAP_HumidSetting,
        PRS1_MaskResistSet, PRS1_HoseDiam, PRS1_AutoOn, PRS1_AutoOff, PRS1_MaskAlert, PRS1_ShowAHI;
 
 extern ChannelID INTELLIPAP_Unknown1, INTELLIPAP_Unknown2;
diff --git a/oscar/daily.cpp b/oscar/daily.cpp
index 7bff1515..00e5ea61 100644
--- a/oscar/daily.cpp
+++ b/oscar/daily.cpp
@@ -1142,7 +1142,12 @@ QString Daily::getMachineSettings(Day * day) {
             } else if (chan.datatype() == schema::DOUBLE) {
                 data = QString().number(it.value().toDouble(),'f',2) + " "+chan.units();
             } else if (chan.datatype() == schema::DEFAULT) {
-                data = QString().number(it.value().toDouble(),'f',2) + " "+chan.units();
+                // Check for any options that override the default numeric display.
+                int value = it.value().toInt();
+                data = chan.option(value);
+                if (data.isEmpty()) {
+                    data = QString().number(it.value().toDouble(),'f',2) + " "+chan.units();
+                }
             } else {
 
                 data = it.value().toString() + " "+ chan.units();
diff --git a/oscar/tests/sessiontests.cpp b/oscar/tests/sessiontests.cpp
index 0b7a4103..d66402c8 100644
--- a/oscar/tests/sessiontests.cpp
+++ b/oscar/tests/sessiontests.cpp
@@ -95,6 +95,7 @@ static QString settingChannel(ChannelID i)
         CHANNELNAME(PRS1_HumidMode);
         CHANNELNAME(PRS1_TubeTemp);
         CHANNELNAME(PRS1_HumidLevel);
+        CHANNELNAME(PRS1_HumidTargetTime);
         CHANNELNAME(PRS1_MaskResistLock);
         CHANNELNAME(PRS1_MaskResistSet);
         CHANNELNAME(PRS1_TimedBreath);