https://community.intel.com/t5/Graphics/Windows-8-1-black-screen-on-reboot/m-p/371197#M26489 <P>I purchased a Lenovo G400s Touch laptop a couple of weeks back. I am running Windows 8.1 (Windows 8 came pre-installed and hence I don't have a Windows CD) / Intel i5 processor / 4 GB RAM. </P><P></P><P></P><P>Since the last two days I am having a problem where when I restart my system it automatically gives me a black screen, nothing happens at all and I have to shut down my laptop by pressing the power button and then start it again. </P><P></P><P></P><P>I read up here and there about the cause of the problem and figured out that my Intel HD Graphics 4000 card might be causing the problem. I uninstalled the driver from device manager and when tried restarting it worked just fine. But right after restarting Windows installed Intel drivers automatically and I again have the same problem. </P><P></P><P></P><P>Refreshing my PC is my last option as I shall lose a lot of apps and other stuff. Can someone offer me a work around?</P><P></P><P></P><P>P.S: I also have a 2 GB Nvidia graphic card</P> Sun, 16 Feb 2014 11:10:46 GMT RRoy5 2014-02-16T11:10:46Z https://community.intel.com/t5/Graphics/Windows-8-1-black-screen-on-reboot/m-p/371197#M26489 <P>I purchased a Lenovo G400s Touch laptop a couple of weeks back. I am running Windows 8.1 (Windows 8 came pre-installed and hence I don't have a Windows CD) / Intel i5 processor / 4 GB RAM. </P><P></P><P></P><P>Since the last two days I am having a problem where when I restart my system it automatically gives me a black screen, nothing happens at all and I have to shut down my laptop by pressing the power button and then start it again. </P><P></P><P></P><P>I read up here and there about the cause of the problem and figured out that my Intel HD Graphics 4000 card might be causing the problem. I uninstalled the driver from device manager and when tried restarting it worked just fine. But right after restarting Windows installed Intel drivers automatically and I again have the same problem. </P><P></P><P></P><P>Refreshing my PC is my last option as I shall lose a lot of apps and other stuff. Can someone offer me a work around?</P><P></P><P></P><P>P.S: I also have a 2 GB Nvidia graphic card</P> Sun, 16 Feb 2014 11:10:46 GMT https://community.intel.com/t5/Graphics/Windows-8-1-black-screen-on-reboot/m-p/371197#M26489 RRoy5 2014-02-16T11:10:46Z