Tks for your help
Recovery Flasher stops the upgrade because flash2 e 3 error: "error assigning flash2 error 0x80010005 / error assigning flash3 error 0x80010005" .
Key Cleaner says that it fixed 4 or 5 keys but when i run again the program the same keys need fixing; DC8 as i said freezes after 4 or 5 seconds (all the times), i can only run programs in the "Dos" (sorry, i don