1. Open Chrome DevTools
  2. Open the "Performance" Tab
  3. Activate the "Screenshots" checkbox
  4. Click "Record"
  5. Do stuff on the page you want to see in the result video
  6. Stop recording
  7. Right click anywhere on the recorded timeline -> "Save Profile..."
  8. Upload a saved file via the "Choose File..." button or just drag-n-drop it into the browser window
Choose File...

or just drag-n-drop file into the browser window

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