diff --git a/desktop/src/main/java/haveno/desktop/main/overlays/windows/DisputeSummaryWindow.java b/desktop/src/main/java/haveno/desktop/main/overlays/windows/DisputeSummaryWindow.java
index 9991638847..4a48f0336f 100644
--- a/desktop/src/main/java/haveno/desktop/main/overlays/windows/DisputeSummaryWindow.java
+++ b/desktop/src/main/java/haveno/desktop/main/overlays/windows/DisputeSummaryWindow.java
@@ -564,6 +564,11 @@ public class DisputeSummaryWindow extends Overlay<DisputeSummaryWindow> {
 
         summaryNotesTextArea.setPrefHeight(50);
         summaryNotesTextArea.textProperty().bindBidirectional(disputeResult.summaryNotesProperty());
+
+        if (isClosedAndPublished()) {
+            summaryNotesTextArea.setEditable(false);
+            summaryNotesTextArea.setDisable(true);
+        }
     }
 
     private void addButtons(Contract contract) {
@@ -575,7 +580,8 @@ public class DisputeSummaryWindow extends Overlay<DisputeSummaryWindow> {
                 () -> tradeAmountToggleGroup.getSelectedToggle() == null
                         || summaryNotesTextArea.getText() == null
                         || summaryNotesTextArea.getText().length() == 0
-                        || !isPayoutAmountValid(),
+                        || !isPayoutAmountValid()
+                        || isClosedAndPublished(),
             tradeAmountToggleGroup.selectedToggleProperty(),
             summaryNotesTextArea.textProperty(),
             buyerPayoutAmountInputTextField.textProperty(),
@@ -625,6 +631,10 @@ public class DisputeSummaryWindow extends Overlay<DisputeSummaryWindow> {
         });
     }
 
+    private boolean isClosedAndPublished() {
+        return dispute.isClosed() && trade.isPayoutPublished();
+    }
+
     private void showPayoutTxConfirmation(Contract contract, MoneroTxWallet payoutTx, ResultHandler resultHandler, ResultHandler cancelHandler) {
 
         // get buyer and seller destinations (order not preserved)