Go to Dashboard -> Posts -> Add New
In this PhotoMaker theme, you can publish various formats of posts such as Videos, Images, Quotes.

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You can simply create any post and select the category of your post.
Follow these steps to post a video:
-> Copy the embed code of a video
-> Paste the embed code in the section provided for the same as shown in the image below
-> Select the Video format

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-> Click on the Publish button.
In this way, you can create various types of posts and display them.