Currently we do not have an option to allow user to configure to show multiple columns layout on all categories view.

But i believe anyone else got have good experience on this, also, please don't hesitate to share with us any recommend css can achieve this if you know of by leaving your comments.

Thx for suggestion to use css. I found solution. This is what I need.

#eb .eb-category {
float: left !important;
margin-left: 5px !important;
min-width: 49% !important;
}

You're welcome

Glad to heard you found the solution to this.