In WordPress you can easily update your application directly from the admin area. When a new version is available, you will see a notification in the WordPress admin dashboard.
Before you proceed with the upgrade, we strongly advise you to make a backup of your WordPress.
When you are ready, click Please update now to proceed with the upgrade. On the next page you can upgrade your WordPress automatically via the Update now button.
If everything goes smoothly, your WordPress will be successfully upgraded!