# builder.pruneWindows

- **Module:** builder
- **Package:** @libtmux/libtmux
- **Language:** TypeScript
- **Kind:** function
- **Source:** https://github.com/libtmux/libtmux-ts/blob/2cb93308200da38a26b59876618116850f110607/packages/workspace/src/builder.ts#L314
- **Page:** https://libtmux.org/reference/ts/builder-prunewindows/

```
builder.pruneWindows(session: : Session, wanted: : number) -> Promise<Session>
```