Lenovo/Desktop computer
After sele feedback poo

Respected sir,

I have buy lenovo desktop PC in last year nov.08.but it is not work proper.but also i HAVE PURCHASE THREE YEAR EXTRA warranty.after that companys enggi. come to my home they say that u lost ur data.so i now what i done in this case because i did not satiesfay with this company and also his product with his termscondition.

Pls give me right way

(I ALSO WANT THAT IF COMPANY GIVE ME NEW PC I DEFINATLY PAY SOME MORE MONEY ON THAT)

THANKING YOU