Non-standard: This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.
HTMLVideoElement.msFrameStep() method steps the video
by one frame forward or one frame backward.
This proprietary method is specific to Internet Explorer and Microsoft Edge.
A Boolean which if set to true steps the video forward by one frame, if false steps the video backwards by one frame.
This method does not return a value.