Step 1: Navigate to Posts > Add New in your WordPress admin sidebar.
Step 2: Create a title, and insert your post content in the editing field.
Step 3: Add Categories from the right side. Categories are meta information you create for the post. Each category is a meta link that the website visitors can click to view the similar type of posts. To assign it to the post, check the box next to the category name. You can also access and edit categories from the Post sidebar item in your WordPress admin sidebar.
Step 4: Add Tags from the right side. Tags are meta information you create for the post. Each tag is a link that the website visitors can click to view a similar type of post. Type the name of the tag in the field, separate multiple tags with commas. You can also access and edit Tags from the Post sidebar item in your WordPress admin sidebar.
Step 5: For a single image, click the first Featured Image Box, select an image and click the Set Featured Image button.
Step 6: Post Query Meta is used for filtering the posts. Here used Default, Trending, Top Review, Video, Tech & Gadgets, Latest Review, Car Accessories. For Latest posts you can empty this field.
Step 7: Once you are finished, click Publish to save the post.
Here is the screenshot that shows the various areas of the blog post page: