datagrid hides sort icons on non-sortable column headers.
MODIFY
WalletWasabi.Fluent/Styles/DataGrid.axaml
WalletWasabi.Fluent/Styles/DataGrid.axaml
<ContentPresenter Content="{TemplateBinding Content}" />
<StackPanel Orientation="Horizontal"
+ x:Name="PART_SortIcon"
Grid.Column="1"
Spacing="2"
Margin="5 0 0 0">
<Setter Property="Padding" Value="12 10 10 10" />
</Style>
+ <Style Selector="DataGridColumnHeader /template/ StackPanel#PART_SortIcon">
+ <Setter Property="IsVisible" Value="False" />
+ </Style>
+
+ <Style Selector="DataGridColumnHeader:sortascending /template/ StackPanel#PART_SortIcon">
+ <Setter Property="IsVisible" Value="True" />
+ </Style>
+
+ <Style Selector="DataGridColumnHeader:sortdescending /template/ StackPanel#PART_SortIcon">
+ <Setter Property="IsVisible" Value="True" />
+ </Style>
+
<Style Selector="DataGridColumnHeader:sortascending /template/ Path#AscendingIcon">
<Setter Property="Fill" Value="{DynamicResource SystemAccentColor}" />
</Style>

datagrid hides sort icons on non-sortable column headers.