Win8.1 Update can not start how to fix?

In the process of operating the computer, we will inevitably encounter some problems, such as Win8.1 Update can not be started, or the system fails to start. So how do we solve this problem? In fact, we can use Win8 system restore point recovery or system image backup recovery. But what if your computer does not have the above backup and restore points at the same time? Do you need to reinstall the system? No, you can use the Win8.1 installation image + emergency command to fix it. The following small series for everyone to introduce the Win8.1 Update can not start the solution.

Procedure:

1, is inserted Win8.1 DVD CD-ROM disk or U, turning on the computer, the BIOS boot setting item, using the installation CD /U-boot;

When the above message appears, quickly tap any button

2. When the Win8.1 installation interface appears, use the key combination Shift + F10 to open the command window;

3, in the command window, Notepad (Notepad), open notepad function;

4, Notepad open the file using the function select & ldquo; this computer & rdquo; , check the local disk partition situation;

Since Vista/Win7, Microsoft Windows system introduced the system to retain the partition, the main storage startup file; the system main partition (commonly known as the system disk), mainly stores all system files of Windows . Ordinary users to buy a new computer pre-installed Win8, the local disk system generally includes retained, such as the system disk partition;

Advanced users will generally retain the system will be incorporated into the main system partition to generate a single partition.

5, for both disk partitioning, we need to take a different repair command:

separate system reserved partition

Then close Notepad, return In the command window, enter the following command to complete the repair.

sfc /scannow /offbootdir = C: \\ /offwindir = D: \\ Windows

The combined retention system to the main partition

close Notepad time, returns In the command window, enter the following command to complete the repair.

sfc /scannow /offbootdir = C: \\ /offwindir = C: After the \\ Windows

wait for the system to complete self-test and repair work, Win8.1 user can boot the system properly .

The above is a small version for everyone to introduce Win8.1 Update can not start the repair method. If the user is unable to solve the problem that Win8.1 Update cannot be started, follow the steps above.