############################# Upgrading from 3.0.0 to 3.0.1 #############################

Before performing an update you should take your site offline by replacing the index.php file with a static one.

Step 1: Update your CodeIgniter files

Replace all files and directories in your system/ directory.

.. note:: If you have any custom developed files in these directories, please make copies of them first.

Step 2: Update your CLI error templates

Replace all files under your application/views/errors/cli/ directory.