diff --git a/toonz/sources/toonz/filebrowser.cpp b/toonz/sources/toonz/filebrowser.cpp
index 6ac745f..c583554 100644
--- a/toonz/sources/toonz/filebrowser.cpp
+++ b/toonz/sources/toonz/filebrowser.cpp
@@ -1192,7 +1192,9 @@ QMenu *FileBrowser::getContextMenu(QWidget *parent, int index) {
   }
 
   for (i = 0; i < files.size(); i++)
-    if (!TFileType::isViewable(TFileType::getInfo(files[i]))) break;
+    if (!TFileType::isViewable(TFileType::getInfo(files[i])) &&
+        files[i].getType() != "tpl")
+      break;
   if (i == files.size()) {
     std::string type = files[0].getType();
     for (j = 0; j < files.size(); j++)
diff --git a/toonz/sources/toonz/fileselection.cpp b/toonz/sources/toonz/fileselection.cpp
index e009bd5..69958f3 100644
--- a/toonz/sources/toonz/fileselection.cpp
+++ b/toonz/sources/toonz/fileselection.cpp
@@ -23,12 +23,16 @@
 #include "toonzqt/icongenerator.h"
 #include "toonzqt/gutil.h"
 #include "historytypes.h"
+#include "toonzqt/menubarcommand.h"
 
 // TnzLib includes
 #include "toonz/tproject.h"
 #include "toonz/toonzscene.h"
 #include "toonz/sceneresources.h"
 #include "toonz/preferences.h"
+#include "toonz/studiopalette.h"
+#include "toonz/palettecontroller.h"
+#include "toonz/tpalettehandle.h"
 
 // TnzCore includes
 #include "tfiletype.h"
@@ -184,6 +188,8 @@ public:
     return str;
   }
 };
+
+TPaletteP viewedPalette;
 //-----------------------------------------------------------------------------
 }  // namespace
 
@@ -371,13 +377,22 @@ void FileSelection::viewFile() {
   getSelectedFiles(files);
   int i = 0;
   for (i = 0; i < files.size(); i++) {
-    if (!TFileType::isViewable(TFileType::getInfo(files[0]))) continue;
+    if (!TFileType::isViewable(TFileType::getInfo(files[i])) &&
+        files[i].getType() != "tpl")
+      continue;
 
     if (Preferences::instance()->isDefaultViewerEnabled() &&
         (files[i].getType() == "mov" || files[i].getType() == "avi" ||
          files[i].getType() == "3gp"))
       QDesktopServices::openUrl(QUrl("file:///" + toQString(files[i])));
-    else {
+    else if (files[i].getType() == "tpl") {
+      viewedPalette = StudioPalette::instance()->getPalette(files[i], false);
+      TApp::instance()
+          ->getPaletteController()
+          ->getCurrentLevelPalette()
+          ->setPalette(viewedPalette.getPointer());
+      CommandManager::instance()->execute("MI_OpenPalette");
+    } else {
       FlipBook *fb = ::viewFile(files[i]);
       if (fb) {
         FileBrowserPopup::setModalBrowserToParent(fb->parentWidget());
diff --git a/toonz/sources/toonz/tpanels.cpp b/toonz/sources/toonz/tpanels.cpp
index 1406d58..0fabc4a 100644
--- a/toonz/sources/toonz/tpanels.cpp
+++ b/toonz/sources/toonz/tpanels.cpp
@@ -569,6 +569,7 @@ void PaletteViewerPanel::onFreezeButtonToggled(bool frozen) {
 
   // Cambio il livello corrente
   if (!frozen) {
+    m_frozenPalette = nullptr;
     std::set<TXshSimpleLevel *> levels;
     TXsheet *xsheet = app->getCurrentXsheet()->getXsheet();
     int row, column;
@@ -600,6 +601,7 @@ void PaletteViewerPanel::onFreezeButtonToggled(bool frozen) {
     app->getCurrentLevel()->setLevel(level);
     m_paletteViewer->setPaletteHandle(ph);
   } else {
+    m_frozenPalette = ph->getPalette();
     m_paletteHandle->setPalette(ph->getPalette());
     m_paletteViewer->setPaletteHandle(m_paletteHandle);
   }
diff --git a/toonz/sources/toonz/tpanels.h b/toonz/sources/toonz/tpanels.h
index 88e7cf4..35a8eb7 100644
--- a/toonz/sources/toonz/tpanels.h
+++ b/toonz/sources/toonz/tpanels.h
@@ -44,6 +44,7 @@ class PaletteViewerPanel final : public StyleShortcutSwitchablePanel {
 
   TPanelTitleBarButton *m_freezeButton;
   bool m_isFrozen;
+  TPaletteP m_frozenPalette;
 
 public:
   PaletteViewerPanel(QWidget *parent);