From 6f28f5b35c9b4aacad06deac33d2d43a91f6dd31 Mon Sep 17 00:00:00 2001
From: Robert Mongold <rtmongold@gmail.com>
Date: Tue, 17 Mar 2026 21:49:17 -0400
Subject: [PATCH] Fix NumericUpDown not accepting keyboard input below minimum,
 closes #4561

---
 src/MahApps.Metro/Controls/NumericUpDown.cs | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/MahApps.Metro/Controls/NumericUpDown.cs b/src/MahApps.Metro/Controls/NumericUpDown.cs
index 84a3cc497..c4e4db727 100644
--- a/src/MahApps.Metro/Controls/NumericUpDown.cs
+++ b/src/MahApps.Metro/Controls/NumericUpDown.cs
@@ -1170,9 +1170,7 @@ protected void OnPreviewTextInput(object sender, TextCompositionEventArgs e)
             var textBox = (TextBox)sender;
             var fullText = textBox.Text.Remove(textBox.SelectionStart, textBox.SelectionLength).Insert(textBox.CaretIndex, e.Text);
             var textIsValid = this.ValidateText(fullText, out var convertedValue);
-            // Value must be valid and not coerced
-            var coerceValue = CoerceValue(this, convertedValue as double?);
-            e.Handled = !textIsValid || !coerceValue.isValid;
+            e.Handled = !textIsValid;
             this.manualChange = !e.Handled;
         }