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:
#members-all {
font-size: 25px;
}
#members-all > a > span {
font-size: 25px;
}
Change the numbers (25px) to the specific need.
4. Save changes.
Screenshots
Without Code:
With Code: