One year back, i bought lenovo G50 i3 processor with windows 8.1 operating system.Later i upgraded to windows 10 but as i started using i didnt really like it ,so i reverted back to windows 8.1.Now they are asking for activation key windows 8.1 pro biuld 9600 and whatever key i entered its showing incorrect.Please help , my windows expiration is on 22nd november
please help as soon as possible
Thanks,
Saurabh shinde
please help as soon as possible
Thanks,
Saurabh shinde