How to make Windows8 press F8 to start the repair computer option

In Win7 and earlier Windows system, press shift+F8 to enter the "advanced startup option", Windows 7 in the default installation situation “ The Advanced Startup Options " contains the "Repair Computer" option to access the Windows Recovery (Windows RE) environment. If not, you can use CMD as an administrator under the system, type “reagentc /info”, press Enter to display some Windows RE information, and the value after the Windows RE” option is enabled. 0”, when Windows RE is disabled, after confirming that Windows RE is disabled, type the “reagentc /enable” command line and press “Enter” to re-enable Windows RE.

However, because Microsoft is trying to improve the boot speed of Win8, it is too fast to press F8, so Microsoft simply cancels the F8 boot "advanced startup item" (in the middle of Win8-DP version is shift+F8 Boot, but the CP version is canceled), the advanced boot option will be automatically started when there is a problem with the system.

We can also manually enter by the following methods:

1, Win key + i key, select more computer settings;

2, in the "General" option Medium, the last "advanced start", select "restart", you can;

3, or when the normal selection is restarted, hold down the shift key and restart;

4 After restarting, it is found that the “Advanced Startup Item” is also the Metro interface. Select “Troubleshooting”;

5. Continue, select “Advanced Options”;

Here we can see that there is "automatic repair";

7, start automatic repair;

8, select the account that needs to be repaired;

9, enter the account Password;

10, continue;

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