Unlock the Secret to Effortlessly Managing Multiple WordPress Sites Like a Pro
If you’re managing sites that must be online at specific times, such as during business hours, being able to schedule automatic plugin updates outside of these times is very useful. The fact that updates are automatically rolled back if something goes wrong makes this feature even more valuable.
Bulk plugin updates
In addition to enabling scheduled plugin updates, you can update plugins across all of your sites through your WordPress.com Hosting Dashboard.

This feature lets you update, activate, and deactivate the plugins on all of your sites from one central location.