diff --git a/src/routes/archive.index.tsx b/src/routes/archive.index.tsx
index b5d8b1a..4830103 100644
--- a/src/routes/archive.index.tsx
+++ b/src/routes/archive.index.tsx
@@ -171,6 +171,10 @@ function ArchivePage() {
   }, [rows]);
 
   const deleteRow = async (id: string) => {
+    if (isLocked) {
+      toast.error("Tab is locked. Unlock it to delete records.");
+      return;
+    }
     if (!confirm("Delete this record?")) return;
     const { error } = await supabase.from("archive_records").delete().eq("id", id);
     if (error) {
@@ -184,6 +188,10 @@ function ArchivePage() {
 
   const deleteAllInCategory = async () => {
     if (!activeCategory) return;
+    if (isLocked) {
+      toast.error("Tab is locked. Unlock it to clear records.");
+      return;
+    }
     if (!confirm(`Delete ALL ${totalCount} records in "${activeCategory.label}"? This cannot be undone.`)) return;
     const { error } = await supabase.from("archive_records").delete().eq("category_id", activeCategory.id);
     if (error) {