WARNING: The upgrade process will affect all files and folders included in the main Word Press installation.This includes all the core files used to run Word Press.When a new version of Word Press is available you will receive an update message in your Word Press Admin Screens.To update Word Press, click the link in this message.Most sites are now able to automatically apply these updates in the background.
If you are updating across multiple versions, follow the procedure at Upgrading Word Press - Extended Instructions Before you get started, it's a good idea to back up your website.
This means if there are any issues you can restore your website.
If you have made any modifications to those files, your changes will be lost.
You should always update Word Press to the latest version.
There are two methods for updating - the easiest is the one-click update, which will work for most people.If it doesn't work, or you just prefer to be more hands-on, you can follow the manual update process.