The update is available for Insiders in Release Preview Ring for Redstone 1. The company has not provided any changelog for the Update. Also there are no new changes and features visible after the update.
Hence we presume that the update is a bug fixing and performance improving update. The update for the Skype Preview App is currently live and you can get it by clicking the below link. Do let us know if you find anything new after the update.
The post Skype Preview App updated for Release Preview Ring appeared first on Windows Latest