How to set default value to select filter

Hello,

I want to filter Test column use vaule false once the grid is ready.
could you please tell me how to do?

This is the sample via click button
https://snippet.dhtmlx.com/n8srjle3

I use the same method but it not work
https://snippet.dhtmlx.com/jug6tas3

Thanks,
Jack

DONE

use awaitRedraw

https://snippet.dhtmlx.com/jblcrzco

My apologies for your post missing. You’re right the awaitRedraw is the key.