Preserve headers/logos underneath 125 pixels high. It takes up beneficial viewing space, primarily for laptop users, that is ideal left for the good stuff to appear"above the fold" Take a cue from the massive businesses, straightforward logos completed nicely say it all. This is our #1 pet peeve - screaming logos and headers!
I back up my blogs using a free plugin WP DB Backup. I can always restore my website to the last 13, if anything happens. I use my blog to be scanned by WP Security Scan plugin that is free and suspicious-looking requests to be blocked by WordPress Firewall to fix wordpress malware attack.
Don't depend on your Web host - Many people depend on their web host to"do all that technical stuff for me", not realizing that sometimes, they do not! Far better to have the responsibility lie with you, rather than out of your control.
Before you can delete the default admin account, you first must create a user with administrator rights. To do this go to your WordPress Dashboard and click on User -> Create New User. Then enter all of the information you will need to enter.
You can make a firewall that blocks hackers. From coming into your files, the hacker is prevented by the firewall. You must have version of Apache. Upgrade your PHP. It's essential that your system is always full of upgrades.
The plugin should be updated have WordPress, play nice with your other plugins and to remain current with the latest WordPress release and restore capabilities. The ability to clone your website (in addition to regular backups) can be helpful more helpful hints if you ever need to do an offline site redesign, among other things.