There are many different plugins available that allows you to hide or edit WordPress Howdy message which shows up on the top right corner or admin bar and is visible only to logged in users. This tutorial explains you how you can change that Howdy message and add some greetings depending on the time of the day. For Example: If its morning time the plugin will display Good Morning message as shown in the given screenshot.
There are many features in WordPress that doesn’t provides you any admin area setting and option pages. WordPress Helpers plugin opens up those missing settings you wish were there in WordPress and gives you control over them.
Dashboard Links Terminator is a simple WordPress plugin that quickly terminates the top-right corner WordPress logo and its drop down links from your admin area dashboard.
Multisite Toolbar Additions is a powerful, light weight WordPress plugin that simply adds some very useful admin links in toolbar. It also provides support for various popular third party plugins listed in WP plugin’s page. With this plugin you get quick links to visit admin pages easily. For example: you can access the ‘Nav Menu’ Settings of a sub site/blog using your admin bar from frontend or backend of any subsite.
Sometimes you want to remove the logo from WordPress admin bar especially when you are keeping admin bar visible for the logged out users or sometimes in your client websites etc. You can do this very easily by adding a code snippet in your theme functions file.