Load via double click.
MODIFY
WalletWasabi.Gui/Controls/WalletExplorer/WalletExplorerView.xaml
WalletWasabi.Gui/Controls/WalletExplorer/WalletExplorerView.xaml
<UserControl xmlns="https://github.com/avaloniaui"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:ViewModels="clr-namespace:WalletWasabi.Gui.Controls.WalletExplorer;assembly=WalletWasabi.Gui"
+ xmlns:i="clr-namespace:Avalonia.Xaml.Interactivity;assembly=Avalonia.Xaml.Interactivity"
+ xmlns:behaviors="clr-namespace:WalletWasabi.Gui.Behaviors;assembly=WalletWasabi.Gui"
x:Class="WalletWasabi.Gui.Controls.WalletExplorer.WalletExplorerView">
<UserControl.Styles>
<Style Selector="DrawingPresenter#PART_Spinner">
<TreeView.DataTemplates>
<TreeDataTemplate DataType="ViewModels:ClosedWalletViewModel" ItemsSource="{Binding Actions}">
<StackPanel Orientation="Horizontal" Spacing="6">
+ <i:Interaction.Behaviors>
+ <behaviors:CommandOnDoubleClickBehavior Command="{Binding OpenWalletCommand}" />
+ </i:Interaction.Behaviors>
<StackPanel.ContextMenu>
<ContextMenu>
<MenuItem Header="Open Wallet" Command="{Binding OpenWalletCommand}" />

Load via double click.