I have a gallery which displays data from a table, but the gallery does not have the typical heather with search and sorting buttons, how do I enable this type of heather for my gallery?
Could you please share a screenshot about your app's configuration?
Do you want to create a Gallery within a screen as below?
The Searchbar and Sorting button are not options supported within Gallery control, they are both belongs to a screen template.
If you want to create a Gallery which has the typical heather with search and sorting buttons, I think you could consider create a List screen. Please take a try with the following workaround:
In addition, you could also consider take a try to generate an app from your table data source. Please check the following article for more details: