# Set permissions `POST /v1/sandboxes/{sandbox}/files/permissions` **In this build:** Works on the simulator or a real VM. **Scope:** `file.write` **CLI:** `harebox file chmod` ## Request: `PermissionsRequest` | Field | Type | Notes | |---|---|---| | `path` (required) | `string` | | | `mode` (required) | `string` | | | `owner` | `string` | | | `recursive` | `boolean` | | ## Response: 204 No content. Errors follow [one format](../errors.html).