Many WordPress sites rely on the Jetpack extension offered by Automattic. Available for free, it also includes premium features that require switching to a paid subscription. To encourage users of the free version to opt for the superior offer, Jetpack displays rather intrusive banners in the back office in the form of notification.
With a single line of code, it is possible to disable them to find our serenity. Create a mu-plugin file then paste the following single line:
/* Hide Jetpack Banner */
Here’s an example of a banner that will disappear after adding this code:
Note that some notifications, such as the example, are made to encourage you to use some features of the extension available as a free version. It’s very intrusive and it’s the door open for each extension to do the same!
Stop intrusive notifications with WordPress hooks!