# LibTmux.Window.KillAsync

- **Module:** LibTmux.Window
- **Package:** LibTmux
- **Language:** .NET
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-dotnet/blob/6656a563ec9e07ab52e0c3ac96f7704fc94cc0c0/src/LibTmux/Window.Lifecycle.cs#L53
- **Page:** https://libtmux.org/reference/dotnet/libtmux-window-killasync/

```
LibTmux.Window.KillAsync(allExcept: bool, cancellationToken: CancellationToken) -> Task
```

Stops this window.

## Parameters

- `allExcept` (bool) — Whether every other window in the session is stopped instead.
- `cancellationToken` (CancellationToken) — Cancels the tmux command.