ES e4 update 1 (e4.0N) is available now Sam C Zhang July 05, 2017 05:15 Updated Follow ES e4 update 1 (e4.0N) is available now. Please refer to the Release Note for the details of the fixes and the improvements. You may download it from this download link. Related articles How to save the favourite toolbar layout and how to restore the saved favourite toolbar layout, or how to restore the toolbar layout to the factory default toolbar layout? Comments 0 comments Please sign in to leave a comment.