Win7 Computer boot black screen does not show only mouse icon how to do

Our Win7 flagship system of the computer in the use of the process, if the time is longer then there will be a lot of problems, such as we said today that the problem is that after the boot our computer is in a black screen state, nothing on the only our mouse icon, The appearance of such a situation many friends may feel is not poisoned or how, how to solve it we immediately come to see it!

1. We hold Ctrl+alt+del at the same time on our own keyboard and then we can open our Task Manager directly, then pop up the window, then use the mouse to operate in the pop-up Task Manager, directly click on the file to create a new task column, save the name as "explorer" Click to confirm save, at this time we found ourselves Win7 computer desktop appears, but also to do the next step.

2. Click on the win7 Start menu, is our lower left corner of the icon, in the Text search box input point "regedit" click to confirm, will pop up the Registry window, open the registry path is: Hkey_local_ Machinesoftwaremicrosoftwindows Ntcurrentversionwinlogon, we follow this path to find Winlogon this item, click to open it, in a new window to find the "Shell" option, click Open Ah " Modify and then select Edit String to delete the "explorer.exe" option in the "Digital data" column, and then close the window after deletion to see if the virus is poisoned.