Row Group Title(header) Rename

[EPM Solutions]

Hello Team,

I want to change the Row Group Title, How can I do it.
 

As shown in the image, I have changed the Row Group Title(header) as selected Project and Unselected Project using jquery text replacement, but here am not able to collapse the group. Can you please give the solution

[paramvir]

DOM of grid should be changed only as a last resort when there is no grid API present for the requirement.

row group title can be changed with groupModel.title[] option.

https://paramquery.com/pro/api#option-groupModel