Take a fresh Backup.
Put the site in maintenance mode.
Extract to another dir the new Drupal.???.zip
Copy all the staff except the 4 below dirs to the root dir of the new installation
Revoke the maintenance mode.
Run the /mysite/update.php
From reports run the
Update the site, if it is needed
Take a fresh backup
Always read the documentation of Drupal.
MSc Software Systems Technology (1991) BSc BA CIS (1989) Solaris 10 Admin 1 (2008) OCA DBA 11g (2011) Bio info: I started with WP in 2017, at the age of 55. I made this site in order to help others to learn it. My Web interests are WordPress, Joomla, Drupal, CodeIgniter, Gimp and, Moodle. I have worked as an Oracle...