Via using a secure your wordpress site backup plugin, the best way to ensure that your is in my opinion. This is a fairly inexpensive, easy and elegant to use way to make sure your website is accessible to you.
Well, we are talking about WordPress but what's the feeling if your computer is at risk of hackers of doing updates and security checks. There are malicious files which can encrypt key loggers. When this happens they can access everything that you type on your computer. You can find a lot of antivirus programs that are good . Just search for a antivirus program or ask experts about this.
You need to create a new user before you can delete the default admin account. To do this go to your WordPress Dashboard and click on User -> Create New User. Then enter all of the information you need to enter.
Now we are getting into matters. You have to rename it to config.php and modify the document config-sample.php, when you install WordPress. You will need to deploy the database facts there.
I prefer to use a WordPress plugin to get you can try here the work done. Make sure is in a position to do backups that are select, has restore performance, and can replicate. Be sure that it is frequently updated to keep pace with all versions of WordPress. There's absolutely no use in not working, and backing up your data to a plugin that's out of date.