[Windows] MAUI Label LineHeight is not same in .NET 9 and .NET 10

[KamalaKannan-SF4101]

Description

When setting a LineHeight to a Label , text alignment not same in .NET 9 and .NET 10
.NET 9 :

.NET 10:

Steps to Reproduce

1. Create a MAUI app in both version .NET 9 and .NET 10.
2. Here is the Label configuration done in sample , attach this code snippent in both version and run

<Label Text="Stop responding" LineHeight="1.8" HorizontalOptions="Center" HorizontalTextAlignment="Center" VerticalOptions="Center" VerticalTextAlignment="Center" Background="Orange"> </Label>

3. Observe the text alignment: the text does not appear the same on both versions.

Link to public reproduction project repository

No response

Version with bug

10.0.0-rc.2

Is this a regression from previous behavior?

Not sure, did not test other versions

Last version that worked well

Unknown/Other

Affected platforms

Windows

Affected platform versions

Windows SDK 10.0.19041.0

Did you find any workaround?

No

Relevant log output

[NafeelaNazhir]

This issue has been validated in Visual Studio 2026 Insiders 11201.2 with .NET MAUI versions 9.0.0, 9.0.120, 10.0.0-preview.1.25122.6, 10.0.0-rc.1 & 10.0.0-rc.2). It can be reproduced on the Windows platform with 10.0.0-rc.2.