From 7a698427bf75a794859da9b9686450db91195f51 Mon Sep 17 00:00:00 2001
From: Shane Neuville <shneuvil@microsoft.com>
Date: Sun, 8 Mar 2020 13:35:37 -0600
Subject: [PATCH] [WPF] Dont set Slider.Value if it already matches control
 (#9847)

---
 Xamarin.Forms.Platform.WPF/Renderers/SliderRenderer.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Xamarin.Forms.Platform.WPF/Renderers/SliderRenderer.cs b/Xamarin.Forms.Platform.WPF/Renderers/SliderRenderer.cs
index 08986c7d8..19d5d3b09 100644
--- a/Xamarin.Forms.Platform.WPF/Renderers/SliderRenderer.cs
+++ b/Xamarin.Forms.Platform.WPF/Renderers/SliderRenderer.cs
@@ -60,7 +60,8 @@ namespace Xamarin.Forms.Platform.WPF
 
 		void HandleValueChanged(object sender, RoutedPropertyChangedEventArgs<double> routedPropertyChangedEventArgs)
 		{
-			((IElementController)Element).SetValueFromRenderer(Slider.ValueProperty, Control.Value);
+			if (Control.Value != Element.Value)
+				((IElementController)Element).SetValueFromRenderer(Slider.ValueProperty, Control.Value);
 		}
 
 		bool _isDisposed;