> For the complete documentation index, see [llms.txt](https://brixxbox.gitbook.io/brixxbox-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://brixxbox.gitbook.io/brixxbox-documentation/client-api-reference/functions/changehelptext.md).

# changeHelpText

Changes an existing help text for a control at runtime.

### Parameters

1. controlId => Id of the control
2. helpText => the new text, you want to set or empty to remove an existing text

### Example Usages

```javascript
   brixxApi.changeHelpText("myControl", "Hello World");
```