Add a video to my WordPress post or page
You can add a video to your WordPress site by adding a video block to posts or pages. You can choose to upload a video from your local computer, from your WordPress Media Library or one hosted on another website by providing the URL to the video.
- Sign in to WordPress.
 - On the left side-menu, select Posts or Pages.
 - Hover over the post or page you want to edit and then select Edit.
 - At the upper-left corner, select 
 Toggle block inserter. - On the left-side menu, under Media, select Video. The video block will be added to the bottom of the post or page.
 - Choose how you want to add the video:
    
- Upload: Select media stored on your own computer.
 - Media Library: Add a video previously uploaded to Media Library.
 - Insert from URL: Paste the URL of a video that is already hosted online (for example from YouTube or Vimeo) and then select 
 Apply. 
 - (Optional) Select the video block and then select and hold 
 Drag to move it around the post or page. - Select Update.
 
After you see the Page updated notification at the lower-left corner, the video is successfully added to your site.
More info
- Discover more about the block editor for WordPress in their support documentation.
 - Here's an expert video creation advice from a GoDaddy Guide.