Win7 pure version of the system boot into the desktop after the display of the black screen and the solution

Causes of booting black screen:

Such a fault may be a driver problem, but many users find that after upgrading the motherboard BIOS and graphics driver, the problem is still not solved, then it is likely to be a variety of rogues. Causes of software or virus Trojans.

Remedy:

1. Restart the computer first, then press F8 at startup to enter safe mode. After the multi-mode boot menu appears, use the arrow keys to select “SafeMode” , use safe mode to start the computer;

2, after the startup is complete, open the run dialog box in the start menu, regedit.exe command, press Enter to open the registry editor;

3 , and then expand and navigate to the [HKEY_CURRENT_USERSoftwareMicrosoftWindowsCurrentVersionPoliciesSystem] path in the PoliciesSystem entry to see if there is a suspicious string like tlntsvi.exe.

4. In the right window, find a string like this: "Shell"="C:WindowsExplorer.exe C:Windowssystem32tlntsvi.exe ", where tlntsvi.exe is actually a For malicious programs, just delete the last “C:Windowssystem32tlntsvi.exe” section of the above registry key, and then click “OK Save and exit.

5, after restarting the computer should be able to solve, in order to ensure more secure, it is best to do a comprehensive Trojan virus killing.