To stop the AutoPlay of videos in a web browser, you can use the 

 query parameter when embedding a video on a website or web application. 

Please note that the availability and behaviour of these parameters depend on the video player and platform being used.

Note: ‘true’ = ‘1’ and ‘false’ = ‘0’. You can use either ‘true’ or ‘1’, and ‘false’ or ‘0’.

How to stop AutoPlay video in the browser?