Please follow this article to enable custom scripting for your SharePoint Online environment
The majority of KWizCom apps for SharePoint Online require a feature called custom scripting to be enabled. Without it, the app will display an error message when attempting to configure the app settings.To enable custom scripting, click on the admin button
![](https://docs.kwizcom.com/SiteAssets/i_0_.w_kwizcom_igor/1656621509637_1image001.png)
![](https://kb.kwizcom.com/hubfs/image-png-Feb-09-2023-07-01-42-9804-PM.png)
Note: It may take up to 24 hours before this setting is updated on your sites
For more information: