diff --git a/src/libresrc/default_config.json b/src/libresrc/default_config.json
index f75598d44..2141fa150 100644
--- a/src/libresrc/default_config.json
+++ b/src/libresrc/default_config.json
@@ -390,6 +390,7 @@
 			"Syntax" : true
 		},
 		"Provider" : "libass",
+		"Show Original": false,
 		"Time Edit" : {
 			"Insert Mode" : true
 		}
diff --git a/src/subs_edit_box.cpp b/src/subs_edit_box.cpp
index 024563435..3d68d86a1 100644
--- a/src/subs_edit_box.cpp
+++ b/src/subs_edit_box.cpp
@@ -258,6 +258,12 @@ SubsEditBox::SubsEditBox(wxWindow *parent, agi::Context *context)
 
 	context->textSelectionController->SetControl(edit_ctrl);
 	edit_ctrl->SetFocus();
+
+	bool show_original = OPT_GET("Subtitle/Show Original")->GetBool();
+	if (show_original) {
+		split_box->SetValue(true);
+		DoOnSplit(true);
+	}
 }
 
 SubsEditBox::~SubsEditBox() {
@@ -604,15 +610,22 @@ void SubsEditBox::SetControlsState(bool state) {
 }
 
 void SubsEditBox::OnSplit(wxCommandEvent&) {
+	bool show_original = split_box->IsChecked();
+	DoOnSplit(show_original);
+	OPT_SET("Subtitle/Show Original")->SetBool(show_original);
+}
+
+void SubsEditBox::DoOnSplit(bool show_original) {
 	Freeze();
-	GetSizer()->Show(secondary_editor, split_box->IsChecked());
-	GetSizer()->Show(bottom_sizer, split_box->IsChecked());
+	GetSizer()->Show(secondary_editor, show_original);
+	GetSizer()->Show(bottom_sizer, show_original);
 	Fit();
 	SetMinSize(GetSize());
-	GetParent()->GetSizer()->Layout();
+	wxSizer* parent_sizer = GetParent()->GetSizer();
+	if (parent_sizer) parent_sizer->Layout();
 	Thaw();
 
-	if (split_box->IsChecked())
+	if (show_original)
 		secondary_editor->SetValue(to_wx(c->initialLineState->GetInitialText()));
 }
 
diff --git a/src/subs_edit_box.h b/src/subs_edit_box.h
index 3cf9497e1..3cb965108 100644
--- a/src/subs_edit_box.h
+++ b/src/subs_edit_box.h
@@ -152,6 +152,7 @@ class SubsEditBox final : public wxPanel {
 	void OnEffectChange(wxCommandEvent &);
 	void OnSize(wxSizeEvent &event);
 	void OnSplit(wxCommandEvent&);
+	void DoOnSplit(bool show_original);
 
 	void SetPlaceholderCtrl(wxControl *ctrl, wxString const& value);