mere p.c main 2 hard drives hain. pehle mere pc main windows 7 thi lekin kal main ne windows xp ki hai. ab jis drive main windows ki hai woh to show ho rahi hai but jo 2sri drive thi woh show nae ho rahi. jub main ne disk management main ja k dekha to woh drive wahan thi but us k aage likha hoa tha "GPT Protective partition" aur us pe koi action apply nae ho raha tha. ab main us drive ko kese access kar sakta hon? kya mujhe 2bara windows 7 install karni pare gi?