Hi
I have dell N4110 laptop.. it gets updated to window 10 few days back.. last night while dong some work my screen goes out.. then i tried to restart my stem but several attempts failed.. then i try to do recovery via recovery dvd's but my system does not detect them... after several failed attempts i tried to boot system via external dvd drive did not work, again making bootable usb drive of recovery dvd.. no success... Finally i tried to install window's 7 prof .. it installed as fresh.. now when i put my recovery dvd's and driver cd in dvd drive.. it syas blank dvd... don't know whats the issue . though dvd drive reads other cd's and dvd's... Anyone plz help me in getting back to my original window 7 home premium..
Thanks in advance