sony p1i

Hello,

I have mobile sony p1i . My problem is any sis file installation in my phone and after this error "This version of the installation file is no longer supported." and cannot install. and my phone firmware how to install.
pl. help me the my phone problem. and give me the site sony p1i all download to games, theme and application.

may be the sis file you are trying to install only supports second edition, you need third edition sis file to work on p1i