With this Tool you can Decompress the Loxone web/commonv2.agz File from Loxone FTP Modify some files (BackgroundImage, css, e.g.) And Compress the File again After Change the File on the FTP Server and Reboot the Miniserver, the changes Take effect on the Web-Browser This file has no effect to the Loxone Android and iOS Apps, only the Webbrowser can be Modyfied Backup your old commonv2.agz-File is essential