diff --git a/oscar/SleepLib/loader_plugins/prs1_loader.cpp b/oscar/SleepLib/loader_plugins/prs1_loader.cpp
index 01b4385a..df614e96 100644
--- a/oscar/SleepLib/loader_plugins/prs1_loader.cpp
+++ b/oscar/SleepLib/loader_plugins/prs1_loader.cpp
@@ -234,6 +234,7 @@ static const PRS1TestedModel s_PRS1TestedModels[] = {
     { "400X150", 0, 6, "DreamStation CPAP Pro" },
     { "500X110", 0, 6, "DreamStation Auto CPAP" },
     { "500X150", 0, 6, "DreamStation Auto CPAP" },
+    { "500G110", 0, 6, "DreamStation Go Auto" },
     { "502G150", 0, 6, "DreamStation Go Auto" },
     { "600X110", 0, 6, "DreamStation BiPAP Pro" },
     { "700X110", 0, 6, "DreamStation Auto BiPAP" },
@@ -4653,8 +4654,8 @@ bool PRS1DataChunk::ParseSettingsF0V6(const unsigned char* data, int size)
                 if (data[pos] != 0 && data[pos] != 3) {
                     CHECK_VALUES(data[pos], 1, 2);  // 1 when EZ-Start is enabled? 2 when Auto-Trial? 3 when Auto-Trial is off or Opti-Start isn't off?
                 }
-                if (len == 2) {  // 400G has extra byte
-                    CHECK_VALUE(data[pos+1], 0);
+                if (len == 2) {  // 400G, 500G has extra byte
+                    CHECK_VALUES(data[pos+1], 0, 0x20);  // Maybe related to Opti-Start?
                 }
                 break;
             case 0x0a:  // CPAP pressure setting
@@ -4736,8 +4737,8 @@ bool PRS1DataChunk::ParseSettingsF0V6(const unsigned char* data, int size)
             case 0x35:  // Humidifier setting
                 this->ParseHumidifierSettingV3(data[pos], data[pos+1], true);
                 break;
-            case 0x36:
-                CHECK_VALUE(data[pos], 0);
+            case 0x36:  // Mask Resistance Lock
+                CHECK_VALUES(data[pos], 0, 0x80);
                 break;
             case 0x38:  // Mask Resistance
                 if (data[pos] != 0) {  // 0 == mask resistance off
@@ -4889,7 +4890,7 @@ bool PRS1DataChunk::ParseSummaryF0V6(void)
                     CHECK_VALUE(data[pos+0x1c], 0x00);
                     //CHECK_VALUES(data[pos+0x1d], 0x0c, 0x0d);
                     //CHECK_VALUES(data[pos+0x1e], 0x31, 0x3b);
-                    // TODO: 400G has 8 more bytes?
+                    // TODO: 400G and 500G has 8 more bytes?
                     // TODO: 400G sometimes has another 4 on top of that?
                 }
                 break;
@@ -4914,13 +4915,13 @@ bool PRS1DataChunk::ParseSummaryF0V6(void)
                 this->ParseHumidifierSettingV3(data[pos+2], data[pos+3]);
                 break;
             case 0x0e:
-                // only seen once on 400G?
-                CHECK_VALUE(data[pos], 0);
+                // only seen once on 400G, many times on 500G
+                CHECK_VALUES(data[pos], 0, 6);
                 CHECK_VALUE(data[pos+1], 0);
-                CHECK_VALUE(data[pos+2], 7);
-                CHECK_VALUE(data[pos+3], 7);
-                CHECK_VALUE(data[pos+4], 7);
-                CHECK_VALUE(data[pos+5], 0);
+                //CHECK_VALUES(data[pos+2], 7, 9);
+                //CHECK_VALUES(data[pos+3], 7, 15);
+                //CHECK_VALUES(data[pos+4], 7, 12);
+                //CHECK_VALUES(data[pos+5], 0, 3);
                 break;
             case 0x05:
                 // AutoCPAP-related? First appeared on 500X, follows 4, before 8, look like pressure values
diff --git a/oscar/daily.cpp b/oscar/daily.cpp
index b4b029b5..f320fff3 100644
--- a/oscar/daily.cpp
+++ b/oscar/daily.cpp
@@ -64,6 +64,13 @@ inline QString channelInfo(ChannelID code) {
 //            + (schema::channel[code].units() != "0" ? "\n("+schema::channel[code].units()+")" : "");
 }
 
+// Charts displayed on the Daily page are defined in the Daily::Daily constructor.  They consist of some hard-coded charts and a table
+// of channel codes for which charts are generated.  If the list of channel codes is changed, the graph order lists below will need to
+// be changed correspondingly.
+//
+// Note that "graph codes" are strings used to identify graphs and are not the same as "channel codes."  The mapping between channel codes
+// and graph codes is found in schema.cpp.  (What we here call 'graph cdoes' are called 'lookup codes' in schema.cpp.)
+//
 //
 // List here the graph codes in the order they are to be displayed.
 // Do NOT list a code twice, or Oscar will crash when the profile is closed!
diff --git a/oscar/docs/release_notes.html b/oscar/docs/release_notes.html
index f4f87ed9..f78c2466 100644
--- a/oscar/docs/release_notes.html
+++ b/oscar/docs/release_notes.html
@@ -10,8 +10,10 @@ Which was written and copyright 2011-2018 © Mark Watkins
 <b>Changes and fixes in OSCAR <u>**AFTER**</u> v1.1.0-testing-4</b>
 <ul>
 <li>Portions of OSCAR are &copy; 2019 by The OSCAR Team</li>
-<li>[new] Default graphs and View/reset graphs use a different order for advanced CPAP modes</li>
+<li>[new] Default and View/reset graphs use a different order for AVS and AVAPS CPAP modes</li>
 <li>[new] Add preference setting to include serial number on machine settings list</li>
+<li>[fix] Place date, time, and Oscar version information in report footers</li>
+<li>[fix] Update identification of ResMed S9 machines on Welcome page</li>
 <li>[fix] Correct formatting of event number in Daily Events tab</li>
 <li>[fix] Correct timezone offset for somnopose imports</li>
 <li>[fix] Show a progress bar when setting Overview range to a large number of days</li>
diff --git a/oscar/reports.cpp b/oscar/reports.cpp
index 9f69c466..98d12eac 100644
--- a/oscar/reports.cpp
+++ b/oscar/reports.cpp
@@ -556,7 +556,10 @@ void Report::PrintReport(gGraphView *gv, QString name, QDate date)
         }
 
         if (first) {
-            QString footer = QObject::tr("OSCAR v%1").arg(VersionString);
+            QDateTime timestamp = QDateTime::currentDateTime();
+            QString footer = QObject::tr("%1 OSCAR v%2").arg(timestamp.toString(MedDateFormat+" hh:mm"))
+                                                           .arg(ReleaseStatus == "r" ? ShortVersionString : VersionString+" (" + gitRevision() + ")");
+
 
             QRectF bounds = painter.boundingRect(QRectF(0, virt_height, virt_width, normal_height), footer,
                                                  QTextOption(Qt::AlignHCenter));
diff --git a/oscar/statistics.cpp b/oscar/statistics.cpp
index 08d1b14f..2bcf02cd 100644
--- a/oscar/statistics.cpp
+++ b/oscar/statistics.cpp
@@ -706,8 +706,11 @@ QString Statistics::generateFooter(bool showinfo)
 
     if (showinfo) {
         html += "<hr><div align=center><font size='-1'><i>";
-        html += tr("This report was generated by OSCAR v%1").arg(ShortVersionString) + "<br/>"
-           +tr("OSCAR is free open-source CPAP report software");
+        QDateTime timestamp = QDateTime::currentDateTime();
+        html += tr("This report was generated on %1 by OSCAR v%2").arg(timestamp.toString(MedDateFormat + " hh:mm"))
+                                                                     .arg(ReleaseStatus == "r" ? ShortVersionString : VersionString + " (" + gitRevision() + ")")
+                + "<br/>"
+                + tr("OSCAR is free open-source CPAP report software");
         html += "</i></font></div>";
     }
 
diff --git a/oscar/welcome.cpp b/oscar/welcome.cpp
index ad1da694..29e4a2bc 100644
--- a/oscar/welcome.cpp
+++ b/oscar/welcome.cpp
@@ -44,11 +44,11 @@ void Welcome::refreshPage()
 
     bool noMachines = mlist.isEmpty() && posmachines.isEmpty() && oximachines.isEmpty() && stgmachines.isEmpty();
 
-    bool showCardWarning = !noMachines;
+    bool showCardWarning = noMachines;
 
     // The SDCard warning does not need to be seen anymore for people who DON'T use ResMed S9's.. show first import and only when S9 is present
     for (auto & mach :mlist) {
-        if (mach->series().compare("S9") == 0) showCardWarning = true;
+        if (mach->brand().contains(STR_MACH_ResMed) && mach->series().contains("S9")) showCardWarning = true;
     }
 
     ui->S9Warning->setVisible(showCardWarning);