How to install Web Viewer?
Web Viewer is available in the official Kodi repository which is included by default in Kodi. You can install this addon by going in Kodi to System >> Settings >> Addons >> Get Addons >> XBMC.org Addons or Kodi.tv Addons
About SuperRepo and Web Viewer
SuperRepo does not maintain Web Viewer. We only provide an automated index for Kodi users to have easy access to Web Viewer and other addons for Kodi. We are not affiliated with the developers (Rick Phillips (ruuk)) and do not provide help for this particular addon.