Picons for 28.2e and few other sats

hi all found picons online ive downloaded a few sets for 28.2e but there an ipk file and when i try to install on the solo2 they do not install how can theses be converted so they can be put onto a usb pen?

am using vu solo2 running vix apollo 008

here is the link were i foung the picons http://update.zebradem.com/feedbox/picon/