Change Avatar / Profile Image Resolution

<?php
if ( ! defined( 'BP_AVATAR_FULL_WIDTH' ) )
    define( 'BP_AVATAR_FULL_WIDTH', 500 ); //change this with your desired full
 
if ( ! defined( 'BP_AVATAR_FULL_HEIGHT' ) )
    define( 'BP_AVATAR_FULL_HEIGHT', 500 ); //change this to default height for full avatar

1. Please go to your FTP/CPanel, and go to folder "wp-content/plugins"

2. Create a new file and name it with bp-custom.php. If you don't have it, please create a new one.

3. Put the snippet on the file

4. Save the file