[wp-hackers] Disabling the core update system

Matt Mullenweg m at mullenweg.com
Mon Sep 17 08:24:39 GMT 2007

John Blackbourn wrote:
> I maintain a multitude of WP installations for clients and friends and
> I'm planning on upgrading all these installations to 2.3 when it's
> released.
> As I keep these installations up to date, and update them as soon as
> possible after new releases are made, there's no need for the core
> update system to check for updates, so I wrote a simple plugin which
> disables the core update checking, and therefore disables any
> notifications which might be displayed to users.
> I thought it might be handy for other admins of multiple
> installations, so you can get the plugin here:
> http://lud.icro.us/disable-wordpress-core-update/
> It's pretty freaking simple, but any feedback is welcome.

Try this out:

add_filter( 'pre_option_update_core', create_function( '$a', "return 
false;" ) );

And don't forget to submit it to the plugin directory:


Matt Mullenweg
  http://photomatt.net | http://wordpress.org
http://automattic.com | http://akismet.com

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