Failure phenomenon:
Host update installation WIN10 anniversary update, when the update completes the last reboot, the system may not start normally, the screen displays a black screen. When the problem occurs, the host is in the normal state of power, you can see the Lenovo Logo, but later will appear as a black screen.
affect the operating system: Windows 10-year update version (1607)
Solution:
Please refer to the following scenarios for processing:
1, long press the power button for a few seconds, forced shutdown;
2, after the shutdown, press the power button again, and then press ENTER or F12 key to pull up the boot menu, select F1 into the BIOS settings interface;
3, choose STARTUP->CSM Support, set to
Yes;
4, select Security-> secure boot->
Disabled, disable the safe boot option;
5, press F10 to save the exit;
6, normal boot to the operating system;
7, run Windows Update, view the settings information to ensure that
KB3176938 in the update list;
8, restart the system after the completion of the update;
9, restart the system again, press F1 into the BIOS setup interface;
10, choose STARTUP->CSM Support, set to
No;
11, select Security-> secure boot->
enabled, enable safe startup options;
12, press F10 Save exit, the system should be able to start normally.
