diff --git a/components/Header.tsx b/components/Header.tsx
index 6a33d0d..9104f9b 100644
--- a/components/Header.tsx
+++ b/components/Header.tsx
@@ -6,6 +6,7 @@ interface HeaderProps {
   handlePasteFromClipboard: () => void;
   fileInputRef: React.RefObject<HTMLInputElement | null>;
   handleFileUpload: (e: React.ChangeEvent<HTMLInputElement>) => void;
+  handleImportFileClick: () => void;
   handleExport: () => void;
 }
 
@@ -13,6 +14,7 @@ export const Header = ({
   handlePasteFromClipboard,
   fileInputRef,
   handleFileUpload,
+  handleImportFileClick,
   handleExport,
 }: HeaderProps) => {
   return (
@@ -43,7 +45,7 @@ export const Header = ({
             onChange={handleFileUpload}
           />
           <button
-            onClick={() => fileInputRef.current?.click()}
+            onClick={handleImportFileClick}
             className="flex items-center gap-2 px-4 py-2 text-sm font-medium text-slate-600 dark:text-slate-300 bg-slate-100 dark:bg-slate-800 hover:bg-slate-200 dark:hover:bg-slate-700 rounded-lg transition-colors"
           >
             <Upload size={16} /> <span className="hidden sm:inline">Import</span>
diff --git a/components/ProtocolEditor.tsx b/components/ProtocolEditor.tsx
index e2a4290..5a9cdaf 100644
--- a/components/ProtocolEditor.tsx
+++ b/components/ProtocolEditor.tsx
@@ -42,6 +42,7 @@ export function ProtocolEditor({
     sessionItems,
     fileInputRef,
     handleFileUpload,
+    handleImportFileClick,
     handlePasteFromClipboard,
     handleExport,
     addTopic,
@@ -70,6 +71,7 @@ export function ProtocolEditor({
         handlePasteFromClipboard={handlePasteFromClipboard}
         fileInputRef={fileInputRef}
         handleFileUpload={handleFileUpload}
+        handleImportFileClick={handleImportFileClick}
         handleExport={handleExport}
       />
 
diff --git a/hooks/useProtocol.ts b/hooks/useProtocol.ts
index 144d83a..423fc1a 100644
--- a/hooks/useProtocol.ts
+++ b/hooks/useProtocol.ts
@@ -65,7 +65,29 @@ export const useProtocol = () => {
     e.target.value = "";
   };
 
+  const handleImportFileClick = () => {
+    if (sessionItems.length > 0) {
+      if (
+        !window.confirm(
+          "Das Importieren eines Protokolls überschreibt alle aktuellen Daten. Fortfahren?"
+        )
+      ) {
+        return;
+      }
+    }
+    fileInputRef.current?.click();
+  };
+
   const handlePasteFromClipboard = async () => {
+    if (sessionItems.length > 0) {
+      if (
+        !window.confirm(
+          "Das Einfügen aus der Zwischenablage überschreibt alle aktuellen Daten. Fortfahren?"
+        )
+      ) {
+        return;
+      }
+    }
     try {
       const text = await navigator.clipboard.readText();
       if (!text) return alert("Zwischenablage ist leer!");
@@ -183,6 +205,7 @@ export const useProtocol = () => {
     setSessionItems,
     fileInputRef,
     handleFileUpload,
+    handleImportFileClick,
     handlePasteFromClipboard,
     handleExport,
     addTopic,