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    Thread [Q] Upgrade from 4.3 rooted to 4.4.2 doesn't work on my XZ

    Hello, I have installed a 4.3 stock-rom with root (10.4.1.B.0.101) on my C6603. Now I want to update to 4.4.2 (10.5.A.0.230), but it doesn't work! I can not install the original rom from Sony, OTA doesn't work and via companion it tells me I have a other software installed and upgrade is not...