# LibTmux.Server.LockAsync

- **Module:** LibTmux.Server
- **Package:** LibTmux
- **Language:** .NET
- **Kind:** method
- **Source:** https://github.com/libtmux/libtmux-dotnet/blob/320dc64f4b8b7815842471327a5e6b84a1499bf8/src/LibTmux/Server.Administration.cs#L78
- **Page:** https://libtmux.org/en/dotnet/latest/reference/libtmux-server-lockasync/

```
LibTmux.Server.LockAsync(cancellationToken: CancellationToken) -> Task
```

Locks every client attached to this server.

## Parameters

- `cancellationToken` (CancellationToken): Cancels the tmux command.