Upgrading from 3.1.8 to 3.1.9¶
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.
If you have any custom developed files in these directories, please make copies of them first.
Step 2: Replace config/mimes.php¶
This config file has received some updates. Please copy it to application/config/mimes.php.