Instead, you will be shown a dialog box asking for connection credentials.It is typical for the files to be owned by the FTP account that originally uploaded them.If you see a "failed update" nag message, delete the file .maintenance from your Word Press directory using FTP. If the one-click upgrade doesn't work for you, don't panic! These are the short instructions, if you want more check out the extended upgrade instructions.If you experience problems with the Three Step Update, you may want to review the more detailed upgrade instructions For these instructions, it is assumed that your blog's URL is directories and sub-directories, and in the root directory (such as index.php, and so on). Be careful when you come to copying the wp-content directory.If it doesn't work, or you just prefer to be more hands-on, you can follow the manual update process.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.If the files are owned by the owner of the current process (i.e., the user under which the web server is running), and new files created by Word Press will also be owned by that user, Word Press will directly modify the files all by itself, without asking you for credentials.
See the tutorial on Changing File Permissions for more information, including how to configure file permissions so that multiple FTP users are able to edit the files.This includes all the core files used to run Word Press.If you have made any modifications to those files, your changes will be lost.The update API allows to update a document based on a script provided.The operation gets the document (collocated with the shard) from the index, runs the script (with optional script language and parameters), and index back the result (also allows to delete, or ignore the operation).You should always update Word Press to the latest version.