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Hide wp-admin notices

Hides notice, warning and update banners at the top of wp-admin screens; apply on a */wp-admin/* pattern.

Code to copy

.notice, .update-nag, .updated, .error,
.notice-warning, .notice-info, .notice-success,
#wpbody-content > .notice {
  display: none !important;
}

How to use this example

1. Copy the code with the button above.
2. Install JustZix (2 minutes) and open the extension on the target page.
3. Add a new rule matching that page.
4. Paste the code into the rule's CSS panel and save — the effect appears instantly.