Habar zenu wakuu, muda mfupi hapa nilikuwa naweka operating system Mpya kwenye PC.then nikiwakwenye process nikaletewa message ifuatayo: WINDOW CANNOT INSTALL REQUIRED FILES. THE FILE MAY BE CORRUPT OR MISSING. MAKE SURE ALL FILES REQUIRED FOR ISTALLATION ARE AVAILABLE , AND RESTART THE ISTALLATION : ERROR CODE :0×80070570.......hapo inastop haiendelei mbele nahitaji kujua tatizo nini .nimejaribu kurudia Mara kwa Mara still the problem persist .na hii ni istallatio kwa kutumia flash disk. Heshima kwenu wana Jf.