I back up my blogs using a plugin WP DB Backup. If anything happens I can restore my website to website link the settings. I use WP Security Scan plugin to scan my site and WordPress Firewall to block asks to how to fix hacked wordpress site.
Backup plug-ins is also significant. You need see to backup database and all the files you can bring your own site back like nothing.
Before you can delete the default admin account, you must create a user with administrator rights. To do this go to your WordPress Dashboard and click on User -> Create New User. Enter all read what he said of the information you need to enter.
Make a note of your password for the next time you sign in! I recommend the paid or free version of the software *Roboform* to remember your passwords.
I prefer to use a WordPress plugin to get the job done. Make sure the plugin you select is in a position to do backups, has restore performance, and can clone. Be sure that it is frequently updated to keep pace with all versions of WordPress. There's absolutely no use in backing up your data and not functioning.