diff --git a/client/src/main/java/ctbrec/ui/settings/SettingsTab.java b/client/src/main/java/ctbrec/ui/settings/SettingsTab.java
index 4bf75b45..aa60cbaa 100644
--- a/client/src/main/java/ctbrec/ui/settings/SettingsTab.java
+++ b/client/src/main/java/ctbrec/ui/settings/SettingsTab.java
@@ -294,7 +294,7 @@ public class SettingsTab extends Tab implements TabSelectionListener {
         GridPane.setMargin(splitAfter, new Insets(0, 0, 0, CHECKBOX_MARGIN));
 
         l = new Label("Maximum resolution (0 = unlimited)");
-        Tooltip tt = new Tooltip("video height, e.g. 720 or 1080");
+        Tooltip tt = new Tooltip("video height, e.g. 720 or 1080\n!Caution: If the resolution is unknown, ctbrec will not record the stream!");
         l.setTooltip(tt);
         layout.add(l, 0, row);
         maxResolution = new TextField(Integer.toString(Config.getInstance().getSettings().maximumResolution));