Try downloading the newest version by going to this page
It should have a button that says “click here to download” If you click, it will ask you for your email address and send you to a page that lets you download the latest version. The product is in the middle of being rebranded and renamed. You will see that the installed program is Seamly2D which replaces the Valentina program and the measurement program is names SeamlyMe, which replaces the TAPE program. This forum provides support for those programs.
If you prefer to continue using the Valentina and TAPE programs, please try http://valentinaproject.forumotion.me/ to receive support