Text detailed Win8.1 update startup failure problem

Text detailed Win8.1 Update startup failure problem:

To resolve windows8.1 update does not start the problem, in fact, as long as the use of Win8.1 install Mirror + emergency command to repair, such as the most classic Sfc/scannow command. The repair command scans for the integrity of all protected system files and replaces the damaged or abnormal version files with the correct Microsoft version.

Specific steps to operate:

1, download Win8.1 system image, burn DVD installation CD or make U disk startup tools;

Download ISO, you can use Rubik's Cube computer master Rubik's cube files to obtain SHA1, MD5, CRC and other check values, to ensure that the download is the official pure version, do not give Trojan virus to leave a chance

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• Rubik's Cube computer master of the Rubik's Cube U-start can be made into the ISO to start a U disk to install, both save the trouble of the plate, but also can be readily shared with the small partners

Rubik's Cube computer master of the Rubik's Square Burn, you can burn the ISO DVD disc, to facilitate your direct operation of the installation

2, insert Win8.1 DVD installation CD or U disk, turn on the computer power, set the BIOS startup items, use the installation CD/u disk to start;

▲ when the above figure prompts, quickly tap any key

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

4, in the command window to enter Notepad (Notepad), open Notepad function;

5. Use Notepad file to open the function, select "This computer", view the local disk partition condition;

Since vista/win7, Microsoft Windows has introduced system-reserved partitions, which primarily store boot files, and system primary partitions, which are often called system disks, that primarily store all of the Windows system files. The ordinary user buys the new computer which pre-installed Win8, the local disk generally includes the system reservation, the system disk and so on partition;

Advanced users typically combine system retention into the system primary partition to generate a single partition.

6. For these two types of disk partitioning, we need to take different repair commands:

• Separate system-reserved partitions

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

Sfc/scannow/offbootdir=c:/offwindir=d:windows

• System retention Merge to primary partition

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

Sfc/scannow/offbootdir=c:/offwindir=c:windows

After the system completes the self-test and repair work, the win8/win8.1 user can start the system normally.

System startup failure is the user in the use of windows8.1 update is often encountered, which is due to the new system is not stable, in response to this problem, the user can be repaired through the system's emergency command, I hope the above described the operation steps can teach you to complete this operation smoothly.

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