The standard project (more correctly, the group of 4 projects) of .NET MAUI Blazor Hybrid and Web App type:

Set **WebAssembly** as the **interactive render mode**:

I have not edited the code generated by Visual Studio 2026 yet.
Launching generating application by Android Emulator:

The application to heading almost not visible, and even XAML Live Previewer detects it:

Tried the emulation of other, more recent device. Although the displaying if different, it is overlapping with Android Top Bar:

Windows version displaying is fine (at first look):

Is it a bug of Blazor and/or .NET MAUI?