Advanced options is not visible when editing a sheet. This can happen on a specific app even if the option was present before.
Resolution
You can activate the "Show Sheet Header" option in the app settings to make the "Advanced option" button visible again.
- Open the App settings.
![AppOptions.jpg AppOptions.jpg](https://community.qlik.com/t5/image/serverpage/image-id/168488i2211EA76AFC160F1/image-size/large?v=v2&px=999)
- Activate "Show Sheet Header".
![Sheet headerActive.jpg Sheet headerActive.jpg](https://community.qlik.com/t5/image/serverpage/image-id/168489i2E0A1551320EC4E2/image-size/large?v=v2&px=999)
Cause
For some reasons, the "Show Sheet Header" could be deactivated in an app. "Advanced Options" is invisible when this happens, because it is located in the sheet header that is removed. The app looks like this in editing mode:
![sheetheaderinactive.jpg sheetheaderinactive.jpg](https://community.qlik.com/t5/image/serverpage/image-id/168490iA6E450A50B003C7B/image-size/large?v=v2&px=999)
Environment