Online Users for User Profiles Made Easy is a free addon provided by UPME for displaying online/offline status of the users in profile and member list.
Please note that this is an addon for User Profiles Made Easy plugin and you need at least UPME version 2.2.03 to use it.
安装:
Upload the plugin files to the /wp-content/plugins/upme-online-users directory, or install the plugin through the WordPress plugins screen directly.
Activate the plugin through the 'Plugins' screen in WordPress