WP - Overview
WP - Download
WP - Installation
WP - Dashboard
WP - Install Plugins
WP - Customize Plugins
WP - General Setting
WP - Writing Setting
WP - Reading Setting
WP - Discussion Setting
WP - Media Setting
WP - Permalink Setting
WP - Plugin Setting
WP - Add Category
WP - Edit Category
WP - Delete Category
WP - Arrange Category
WP - Add New Post
WP - EDIT POST
WP - Delete Posts
WP - Preview Posts
WP - Media Library
WP - Add Media
WP - Edit Media
WP - Delete Media
WP - Add Pages
WP - Edit Pages
WP - Publish Pages
WP - Delete Pages
WP - Add Tags
WP - Edit Tags
WP - Delete Tags
WP - Links
WP - Add Comments
WP - Edit comments
WP - Moderate Comments
WP - User Roles
WP - Add Users
WP - Edit User
WP - User Photo
WP - Delete Users
WP - Personal Profile
WP - Theme Management
WP - Customize Theme
WP - Widget Management
WP - Background
WP - Host Transfer
WP - Version Update
WP - Spam Protection
WP - Optimization
WP - Reset Password
WP - Backup
WP - Restore
You can change your basic site information from General setting, such as the Site Title and Tag Line, the WordPress Address and Site Address, the administrator's email address and the date and time format, among other things, which look like this.
To use General Setting Go to Settings > General

Explanation of WordPress General setting:
Site title: The name of your site (or blog) here will show at the top of every page.
Tagline: It's for your website little information that what it is about for, So explain it in few words.
WordPress Address (URL): In this block, you can Enter the URL of the directory containing your WordPress core files.
Site Address (URL): Enter the URL of your WordPress site.
E-mail Address: Enter the email to messages regarding the administration which is sent by WordPress.