diff --git a/app/gui.py b/app/gui.py
index 98388bb..19685dc 100644
--- a/app/gui.py
+++ b/app/gui.py
@@ -2603,6 +2603,7 @@ class PspSyncPage(QWidget):
         self._library_items = []
         self._lib_raw = {}
         self._lib_norm = {}
+        self._lib_path_name = {}
         self._gen = 0
         self._umd_gen = 0
         self._umd_iso = None
@@ -2694,15 +2695,20 @@ class PspSyncPage(QWidget):
         self._library_items = list(items or [])
         self._lib_raw = {}
         self._lib_norm = {}
+        self._lib_path_name = {}
         for it in self._library_items:
             label = it.get("canonical") or it.get("name") or ""
-            if not label:
-                continue
-            stem = Path(label).stem
-            self._lib_raw.setdefault(stem.lower(), it)
-            n = matcher.normalize_name(stem)
-            if n:
-                self._lib_norm.setdefault(n, it)
+            if label:
+                stem = Path(label).stem
+                self._lib_raw.setdefault(stem.lower(), it)
+                n = matcher.normalize_name(stem)
+                if n:
+                    self._lib_norm.setdefault(n, it)
+            # Map the on-disk filename to the friendly name for themes/DLC
+            # (the PSP only stores the raw file, so resolve names by filename).
+            p = it.get("path") or ""
+            if p:
+                self._lib_path_name.setdefault(Path(p).name.lower(), label)
         self._filter_sync()
         self._populate(self._inventory)
 
@@ -3075,8 +3081,9 @@ class PspSyncPage(QWidget):
                 table.setItem(row, 3, QTableWidgetItem(added))
                 table.setItem(row, 4, NumericItem(f"{size / (1024 * 1024):.1f} MB" if size else "", size))
             elif kind == "dlc":
+                friendly = self._lib_path_name.get((it.get("name") or "").lower())
                 table.setItem(row, 1, QTableWidgetItem(it.get("id") or ""))
-                table.setItem(row, 2, name)
+                table.setItem(row, 2, QTableWidgetItem(friendly or it.get("name") or ""))
                 table.setItem(row, 3, QTableWidgetItem(added))
                 table.setItem(row, 4, NumericItem(f"{size / (1024 * 1024):.1f} MB" if size else "", size))
             else:
diff --git a/app/psp.py b/app/psp.py
index 64b731d..62bd1da 100644
--- a/app/psp.py
+++ b/app/psp.py
@@ -222,7 +222,7 @@ def _pkg_items(root):
 
 
 def _theme_items(root):
-    """Installed themes (``PSP/THEME/*.ptf``)."""
+    """Installed themes (``PSP/THEME/*.ptf``), named from the PTF header."""
     items = []
     theme_dir = root / "PSP" / "THEME"
     if theme_dir.is_dir():
@@ -231,8 +231,17 @@ def _theme_items(root):
         except OSError:
             return items
         for path in entries:
-            if path.is_file() and path.suffix.lower() == ".ptf":
-                items.append(_file_item(path, "theme"))
+            if not path.is_file() or path.suffix.lower() != ".ptf":
+                continue
+            item = _file_item(path, "theme")
+            try:
+                from . import theme as theme_mod
+                name = theme_mod.ptf_name(path)
+            except Exception:  # noqa: BLE001
+                name = ""
+            if name:
+                item["name"] = name
+            items.append(item)
     return items