diff --git a/src/main/java/ch/ethz/seb/sebserver/gui/content/exam/ExamIndicatorsList.java b/src/main/java/ch/ethz/seb/sebserver/gui/content/exam/ExamIndicatorsList.java
index 599824b1..24b16f87 100644
--- a/src/main/java/ch/ethz/seb/sebserver/gui/content/exam/ExamIndicatorsList.java
+++ b/src/main/java/ch/ethz/seb/sebserver/gui/content/exam/ExamIndicatorsList.java
@@ -57,6 +57,8 @@ public class ExamIndicatorsList implements TemplateComposer {
             new LocTextKey("sebserver.exam.indicator.list.pleaseSelect");
     private static final LocTextKey INDICATOR_EMPTY_LIST_MESSAGE =
             new LocTextKey("sebserver.exam.indicator.list.empty");
+    private static final LocTextKey CONFIRM_MESSAGE_REMOVE_INDICATOR =
+            new LocTextKey("sebserver.exam.indicator.list.delete.confirm");
 
     private final PageService pageService;
     private final ResourceService resourceService;
@@ -144,6 +146,7 @@ public class ExamIndicatorsList implements TemplateComposer {
                         indicatorTable::getMultiSelection,
                         this::deleteSelectedIndicator,
                         INDICATOR_EMPTY_SELECTION_TEXT_KEY)
+                .withConfirm(() -> CONFIRM_MESSAGE_REMOVE_INDICATOR)
                 .publishIf(() -> indicatorEnabled && !isLight && editable && indicatorTable.hasAnyContent(), false)
 
                 .newAction(ActionDefinition.EXAM_INDICATOR_NEW)
diff --git a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/sebconfig/impl/converter/RealNumberConverter.java b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/sebconfig/impl/converter/RealNumberConverter.java
index 982874b2..275ef83b 100644
--- a/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/sebconfig/impl/converter/RealNumberConverter.java
+++ b/src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/sebconfig/impl/converter/RealNumberConverter.java
@@ -32,11 +32,12 @@ import ch.ethz.seb.sebserver.webservice.servicelayer.sebconfig.AttributeValueCon
 @WebServiceProfile
 public class RealNumberConverter implements AttributeValueConverter {
 
-    private static final Logger log = LoggerFactory.getLogger(IntegerConverter.class);
+    private static final Logger log = LoggerFactory.getLogger(RealNumberConverter.class);
 
     public static final Set<String> SUPPORTED_ATTR_NAMES = Utils.immutableSetOf(
             "defaultPageZoomLevel",
-            "defaultTextZoomLevel");
+            "defaultTextZoomLevel",
+            "screenProctoringImageDownscale");
 
     private static final String XML_TEMPLATE = "<key>%s</key><real>%s</real>";
     private static final String JSON_TEMPLATE = "\"%s\":%s";
@@ -89,6 +90,12 @@ public class RealNumberConverter implements AttributeValueConverter {
             realVal = 0;
         }
 
+        // NOTE: this is a special case for screenProctoringImageDownscale selector to get the selected real value
+        //       from the selection-index instead using the index. See SEBSERV-527
+        if ("screenProctoringImageDownscale".equals(attribute.name)) {
+            realVal = realVal / 10.0 + 1.0;
+        }
+
         out.write(Utils.toByteArray(String.format(
                 template,
                 AttributeValueConverter.extractName(attribute),
diff --git a/src/main/resources/messages.properties b/src/main/resources/messages.properties
index 434fdaee..8de1f7bd 100644
--- a/src/main/resources/messages.properties
+++ b/src/main/resources/messages.properties
@@ -709,6 +709,7 @@ sebserver.exam.indicator.list.column.thresholds=Thresholds
 sebserver.exam.indicator.list.column.thresholds.tooltip=The thresholds of the indicator
 sebserver.exam.indicator.list.empty=There is currently no indicator defined for this exam. Please create a new one
 sebserver.exam.indicator.list.pleaseSelect=At first please select an indicator from the list
+sebserver.exam.indicator.list.delete.confirm=Are you sure to delete the selected Indicator from the Exam?
 
 sebserver.exam.clientgroup.list.actions=&nbsp;
 sebserver.exam.clientgroup.list.title=Client Groups