1. Once you have uploaded your video, you can start embedding your video on other websites
  2. Click on “Videos”
  3. Select the video you like to embed
  4. Click on “Promote”
  5. Select 'Website or blog'
  6. Click on “Copy to Clipboard”. Optionally, customize the embed code as per your needs.
  7. Go to your Tumblr page
  8. Select “Video”
  9. Paste the embed code into the HTML box 
  10. Add a description
  11. Select “Post”