Version 5.5.1 fixes a lot of  bugs and got a lot of improvements . Download the new version and install it on the existing one

Vuniq 5.0 is now available. This new version is a major update of the Vuniq SCADA/HMI softare package, containing a slew of new features, including high-quality graphics with smooth shapes and gradients, rapid switching between screen design and operator modes in the same window and a newly designed project window with search capabilities for managing large projects. To find out more about Vuniq 5.0, take the tour, or simply download Vuniq and start using it now.