By default, the platform does not have this option. You can use the following CSS code.


Please follow the steps below:


1. Go to BuddyBoss > Theme Options

2. Under Custom Codes, enable CSS

3. Append the following:


body.register .buddypress-wrap{

        max-width: 990px;

}


4. Save changes.


Note: Any modifications are considered as custom work already. Know more about our Support policy here: https://www.buddyboss.com/support-policy/