diff --git a/installer/boinc.json b/installer/boinc.json
index 4dc9d779d4..894e6976c5 100644
--- a/installer/boinc.json
+++ b/installer/boinc.json
@@ -9975,14 +9975,6 @@
             "Property": "AgreeToLicense",
             "Value": "No"
         },
-        {
-            "Property": "DWUSINTERVAL",
-            "Value": "30"
-        },
-        {
-            "Property": "DWUSLINK",
-            "Value": "CE5CE738F9BC809F69AC80EFCE0B978F0EBC808FCEBC8038CE9B07DF4ECBB07FC92CF058A9AC"
-        },
         {
             "Property": "DefaultUIFont",
             "Value": "Tahoma8"
@@ -10015,38 +10007,6 @@
             "Property": "INSTALLLEVEL",
             "Value": "100"
         },
-        {
-            "Property": "ISVROOT_PORT_NO",
-            "Value": "0"
-        },
-        {
-            "Property": "IS_PROGMSG_TEXTFILECHANGS_REPLACE",
-            "Value": "IDS_PROGMSG_TEXTFILECHANGS_REPLACE"
-        },
-        {
-            "Property": "IS_PROGMSG_XML_COSTING",
-            "Value": "IDS_PROGMSG_XML_COSTING"
-        },
-        {
-            "Property": "IS_PROGMSG_XML_CREATE_FILE",
-            "Value": "IDS_PROGMSG_XML_CREATE_FILE"
-        },
-        {
-            "Property": "IS_PROGMSG_XML_FILES",
-            "Value": "IDS_PROGMSG_XML_FILES"
-        },
-        {
-            "Property": "IS_PROGMSG_XML_REMOVE_FILE",
-            "Value": "IDS_PROGMSG_XML_REMOVE_FILE"
-        },
-        {
-            "Property": "IS_PROGMSG_XML_ROLLBACK_FILES",
-            "Value": "IDS_PROGMSG_XML_ROLLBACK_FILES"
-        },
-        {
-            "Property": "IS_PROGMSG_XML_UPDATE_FILE",
-            "Value": "IDS_PROGMSG_XML_UPDATE_FILE"
-        },
         {
             "Property": "InstallChoice",
             "Value": "AR"
@@ -10075,58 +10035,6 @@
             "Property": "PIDTemplate",
             "Value": "12345<#-%%%%%%%>@@@@@"
         },
-        {
-            "Property": "PROGMSG_IIS_CREATEAPPPOOL",
-            "Value": "IDS_PROGMSG_IIS_CREATEAPPPOOL"
-        },
-        {
-            "Property": "PROGMSG_IIS_CREATEAPPPOOLS",
-            "Value": "IDS_PROGMSG_IIS_CREATEAPPPOOLS"
-        },
-        {
-            "Property": "PROGMSG_IIS_CREATEWEBSERVICEEXTENSION",
-            "Value": "IDS_PROGMSG_IIS_CREATEWEBSERVICEEXTENSION"
-        },
-        {
-            "Property": "PROGMSG_IIS_CREATEWEBSERVICEEXTENSIONS",
-            "Value": "IDS_PROGMSG_IIS_CREATEWEBSERVICEEXTENSIONS"
-        },
-        {
-            "Property": "PROGMSG_IIS_CREATEWEBSITE",
-            "Value": "IDS_PROGMSG_IIS_CREATEWEBSITE"
-        },
-        {
-            "Property": "PROGMSG_IIS_CREATEWEBSITES",
-            "Value": "IDS_PROGMSG_IIS_CREATEWEBSITES"
-        },
-        {
-            "Property": "PROGMSG_IIS_REMOVEAPPPOOL",
-            "Value": "IDS_PROGMSG_IIS_REMOVEAPPPOOL"
-        },
-        {
-            "Property": "PROGMSG_IIS_REMOVEAPPPOOLS",
-            "Value": "IDS_PROGMSG_IIS_REMOVEAPPPOOLS"
-        },
-        {
-            "Property": "PROGMSG_IIS_REMOVEWEBSERVICEEXTENSION",
-            "Value": "IDS_PROGMSG_IIS_REMOVEWEBSERVICEEXTENSION"
-        },
-        {
-            "Property": "PROGMSG_IIS_REMOVEWEBSERVICEEXTENSIONS",
-            "Value": "IDS_PROGMSG_IIS_REMOVEWEBSERVICEEXTENSIONS"
-        },
-        {
-            "Property": "PROGMSG_IIS_REMOVEWEBSITES",
-            "Value": "IDS_PROGMSG_IIS_REMOVEWEBSITES"
-        },
-        {
-            "Property": "PROGMSG_IIS_ROLLBACKAPPPOOLS",
-            "Value": "IDS_PROGMSG_IIS_ROLLBACKAPPPOOLS"
-        },
-        {
-            "Property": "PROGMSG_IIS_ROLLBACKWEBSERVICEEXTENSIONS",
-            "Value": "IDS_PROGMSG_IIS_ROLLBACKWEBSERVICEEXTENSIONS"
-        },
         {
             "Property": "PROGRAMFILETOLAUNCHATEND",
             "Value": "[#boincmgr.exe]"
diff --git a/installer/locale/en.json b/installer/locale/en.json
index 4367a60db7..e7d242a4d7 100644
--- a/installer/locale/en.json
+++ b/installer/locale/en.json
@@ -3015,86 +3015,6 @@
         "Id": "IDS_PRODUCTNAME",
         "Value": "[ProductName] - BOINC Installer Wizard"
     },
-    {
-        "Id": "IDS_PROGMSG_IIS_CREATEAPPPOOL",
-        "Value": "Creating application pool %s"
-    },
-    {
-        "Id": "IDS_PROGMSG_IIS_CREATEAPPPOOLS",
-        "Value": "Creating application Pools..."
-    },
-    {
-        "Id": "IDS_PROGMSG_IIS_CREATEWEBSERVICEEXTENSION",
-        "Value": "Creating web service extension"
-    },
-    {
-        "Id": "IDS_PROGMSG_IIS_CREATEWEBSERVICEEXTENSIONS",
-        "Value": "Creating web service extensions..."
-    },
-    {
-        "Id": "IDS_PROGMSG_IIS_CREATEWEBSITE",
-        "Value": "Creating IIS website %s"
-    },
-    {
-        "Id": "IDS_PROGMSG_IIS_CREATEWEBSITES",
-        "Value": "Creating IIS websites..."
-    },
-    {
-        "Id": "IDS_PROGMSG_IIS_REMOVEAPPPOOL",
-        "Value": "Removing application pool"
-    },
-    {
-        "Id": "IDS_PROGMSG_IIS_REMOVEAPPPOOLS",
-        "Value": "Removing application pools..."
-    },
-    {
-        "Id": "IDS_PROGMSG_IIS_REMOVEWEBSERVICEEXTENSION",
-        "Value": "Removing web service extension"
-    },
-    {
-        "Id": "IDS_PROGMSG_IIS_REMOVEWEBSERVICEEXTENSIONS",
-        "Value": "Removing web service extensions..."
-    },
-    {
-        "Id": "IDS_PROGMSG_IIS_REMOVEWEBSITES",
-        "Value": "Removing IIS websites..."
-    },
-    {
-        "Id": "IDS_PROGMSG_IIS_ROLLBACKAPPPOOLS",
-        "Value": "Rolling back application pools..."
-    },
-    {
-        "Id": "IDS_PROGMSG_IIS_ROLLBACKWEBSERVICEEXTENSIONS",
-        "Value": "Rolling back web service extensions..."
-    },
-    {
-        "Id": "IDS_PROGMSG_TEXTFILECHANGS_REPLACE",
-        "Value": "Replacing %s with %s in %s..."
-    },
-    {
-        "Id": "IDS_PROGMSG_XML_COSTING",
-        "Value": "Costing XML files..."
-    },
-    {
-        "Id": "IDS_PROGMSG_XML_CREATE_FILE",
-        "Value": "Creating XML file %s..."
-    },
-    {
-        "Id": "IDS_PROGMSG_XML_FILES",
-        "Value": "Performing XML file changes..."
-    },
-    {
-        "Id": "IDS_PROGMSG_XML_REMOVE_FILE",
-        "Value": "Removing XML file %s..."
-    },
-    {
-        "Id": "IDS_PROGMSG_XML_ROLLBACK_FILES",
-        "Value": "Rolling back XML file changes..."
-    },
-    {
-        "Id": "IDS_PROGMSG_XML_UPDATE_FILE",
-        "Value": "Updating XML file %s..."
-    },
     {
         "Id": "IDS_README_LOCATION",
         "Value": "readme.txt"