How to hide post from Home page..?

You will want to navigate to your site’s URL, followed by /wp-admin/.
Login using your username and password. In the left sidebar, click Posts tab. There you will find a list of your posts that you have published.

Hover over the title of the post you want to hide. You will see a Quick Edit link. Click this link.

WordPress Quick Edit

In the right side of the Quick Edit menu, just below the Tags box, you will see a dropdown. If your post is already published, this dropdown says Published. Click the dropdown arrow, and select Draft. Now click the blue Update button. Go back to your homepage (refresh cache if necessary). The post should be hidden.