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:
#primary-menu .menu-item i::before,
#primary-menu .menu-item a::after {
font-size: 30px !important;
}
4. Save changes.
Screenshots
Without Code:
With Code: