Activate Update Services is a free plugin designed for WordPress users operating a multisite network. When you enable WordPress MU (Multisite), the Update Services feature is disabled by default in the settings. This plugin allows users to restore that functionality, ensuring that all sites within the network can utilize update services effectively. It is particularly useful for developers and site administrators who manage multiple WordPress sites and want to maintain seamless communication with ping services for updates.

This plugin is compatible with WordPress 3 and later versions, and it may also function with older WordPress MU installations, although testing on those versions has not been confirmed. The simplicity of this plugin makes it easy to install and activate, allowing users to regain control over their update services without complex configurations. Overall, Activate Update Services is a practical tool for enhancing the functionality of WordPress multisite networks.