---
title: "system.nav.goBack"
description: "When using the Typical Navigation Strategy, this function will navigate back to the previous main screen window."
---

# system.nav.goBack

> When using the Typical Navigation Strategy, this function will navigate back to the previous main screen window.

This function is used in **Python Scripting**.

## Description
When using the [Typical Navigation Strategy](visualization-and-dashboards\windows\navigation-windows\navigation-windows.md), this function will navigate back to the previous main screen window.

## Client Permission Restrictions
This scripting function has no [Client Permission](projects\project-properties\project-properties.md#client---permissions) restrictions.

## Syntax
`system.nav.goBack()`

### Parameters
None
### Returns
**PyObject** - The window that was returned to.
### Scope
Client

## Code Examples
```python title="Code Snippet"
# This code would go in a button to move to the previous screen.
system.nav.goBack()
```