attribute table filter grayed out

[TristenHannah]

Why is my filter option grayed out?

[RobertScheitlin__GISP]

Tristen,

   What type of layer is that in the AT Widget? 

[TristenHannah]

CSV imported with lat/longs.  Approximately 3000 datapoints.

[RobertScheitlin__GISP · Accepted solution]

Tristen,

   Filtering CSV files is not supported, that is why the option is not enabled.