@z4tab Sorry for the issues, but if you really want to test it, please, could you use the guide: https://forums.ubports.com/topic/4351/porting-ubuntu-touch-ubports-to-karin-sony-xperia-z4-tablet-sgp771-and-karin_windy-sony-xperia-z4-tablet-sgp712?_=1630513955780