diff --git a/doc/classes/Viewport.xml b/doc/classes/Viewport.xml
index 0a3ecef39b2..1b5f7148ac2 100644
--- a/doc/classes/Viewport.xml
+++ b/doc/classes/Viewport.xml
@@ -258,11 +258,8 @@
 		<member name="debug_draw" type="int" setter="set_debug_draw" getter="get_debug_draw" enum="Viewport.DebugDraw" default="0">
 			The overlay mode for test rendered geometry in debug purposes.
 		</member>
-		<member name="disable_2d" type="bool" setter="set_disable_2d" getter="is_2d_disabled" default="false">
-			If [code]true[/code], disables 2D rendering while keeping 3D rendering. See also [member disable_3d].
-		</member>
 		<member name="disable_3d" type="bool" setter="set_disable_3d" getter="is_3d_disabled" default="false">
-			If [code]true[/code], disables 3D rendering while keeping 2D rendering. See also [member disable_2d].
+			Disable 3D rendering (but keep 2D rendering).
 		</member>
 		<member name="fsr_sharpness" type="float" setter="set_fsr_sharpness" getter="get_fsr_sharpness" default="0.2">
 			Determines how sharp the upscaled image will be when using the FSR upscaling mode. Sharpness halves with every whole number. Values go from 0.0 (sharpest) to 2.0. Values above 2.0 won't make a visible difference.
diff --git a/scene/main/viewport.cpp b/scene/main/viewport.cpp
index fd5aa654286..2b28f21f576 100644
--- a/scene/main/viewport.cpp
+++ b/scene/main/viewport.cpp
@@ -4019,17 +4019,6 @@ void Viewport::set_camera_3d_override_orthogonal(real_t p_size, real_t p_z_near,
 	}
 }
 
-void Viewport::set_disable_2d(bool p_disable) {
-	ERR_MAIN_THREAD_GUARD;
-	disable_2d = p_disable;
-	RenderingServer::get_singleton()->viewport_set_disable_2d(viewport, disable_2d);
-}
-
-bool Viewport::is_2d_disabled() const {
-	ERR_READ_THREAD_GUARD_V(false);
-	return disable_2d;
-}
-
 void Viewport::set_disable_3d(bool p_disable) {
 	ERR_MAIN_THREAD_GUARD;
 	disable_3d = p_disable;
@@ -4472,9 +4461,6 @@ void Viewport::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_as_audio_listener_3d", "enable"), &Viewport::set_as_audio_listener_3d);
 	ClassDB::bind_method(D_METHOD("is_audio_listener_3d"), &Viewport::is_audio_listener_3d);
 
-	ClassDB::bind_method(D_METHOD("set_disable_2d", "disable"), &Viewport::set_disable_2d);
-	ClassDB::bind_method(D_METHOD("is_2d_disabled"), &Viewport::is_2d_disabled);
-
 	ClassDB::bind_method(D_METHOD("set_disable_3d", "disable"), &Viewport::set_disable_3d);
 	ClassDB::bind_method(D_METHOD("is_3d_disabled"), &Viewport::is_3d_disabled);
 
@@ -4499,7 +4485,6 @@ void Viewport::_bind_methods() {
 	ClassDB::bind_method(D_METHOD("set_vrs_texture", "texture"), &Viewport::set_vrs_texture);
 	ClassDB::bind_method(D_METHOD("get_vrs_texture"), &Viewport::get_vrs_texture);
 
-	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "disable_2d"), "set_disable_2d", "is_2d_disabled");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "disable_3d"), "set_disable_3d", "is_3d_disabled");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_xr"), "set_use_xr", "is_using_xr");
 	ADD_PROPERTY(PropertyInfo(Variant::BOOL, "own_world_3d"), "set_use_own_world_3d", "is_using_own_world_3d");
diff --git a/scene/main/viewport.h b/scene/main/viewport.h
index 247c9e09280..65777c973f5 100644
--- a/scene/main/viewport.h
+++ b/scene/main/viewport.h
@@ -283,7 +283,6 @@ private:
 
 	void _update_audio_listener_2d();
 
-	bool disable_2d = false;
 	bool disable_3d = false;
 
 	void _propagate_viewport_notification(Node *p_node, int p_what);
@@ -739,9 +738,6 @@ public:
 	void set_camera_3d_override_perspective(real_t p_fovy_degrees, real_t p_z_near, real_t p_z_far);
 	void set_camera_3d_override_orthogonal(real_t p_size, real_t p_z_near, real_t p_z_far);
 
-	void set_disable_2d(bool p_disable);
-	bool is_2d_disabled() const;
-
 	void set_disable_3d(bool p_disable);
 	bool is_3d_disabled() const;