Check your local "Documents" folder under Apowersoft > Online Screen Recorder .
Open the Files by Google app or your default file manager. Go to Internal Storage > DCIM > Camera . Look for the file by the date in the name (September 9, 2022). Download Shot 20220909 140643245 mp4
If the file was sent to you or backed up automatically, it is likely in a cloud account. Check your local "Documents" folder under Apowersoft >