Today, my computer blue screen, most of the time, after the blue screen itself can be repaired successfully and to boot, but today it did not repair is successful, only an endless loop of auto repair failed. 
When your computer blue screen, can not automatically repair time, some people might think of first is to reinstall the system, but most of the time because of some minor problems caused reinstall the system but is the least labor-saving method.
method one
In both failed at several attempts to restart the case, it is obvious to expect the computer to automatically fix is certainly not up. Most likely because the driver knows the problem, causing the system does not load properly. So I click on the Advanced Options [view] [troubleshooting] [Advanced Options] [Startup Settings], select [Disable Driver Signature] mandatory, then restart.
If you boot the roots of success, then you can find where the problem is, you can view the system boot log ** [C: \ Windows \ System32 \ LogFiles \ Srt \ SrtTrail.txt ] ** look inside the error is where, what the problem is, drivers or software to delete the corresponding return to normal.
Method two
but my computer is still in an infinite reboot, so I open the following command prompt [] tool.
Enter the following statement, c is the name of your system drive, the bottom fifth letter is lowercase L.
bcdboot c:\windows/l zh-cn
Gives tips to create a successful startup files, reboot, it is possible to repair your computer in this success.
Method three
course, your computer may be the same as mine, the following screen appears, which gives such an error code, if you are not this code, copy online, you'll know it's the wrong reasons.
According to its prompt, I know my computer this document an error, as long as it can fix or remove the boot. Then a new problem has arisen, I need help making a boot disk to boot the computer, make a boot disk requires another computer, and a preferably more than 4g of the U disk. I started to try some of the online tools to make a key, but the effect is not good, and almost broke the U disk, but finally the Internet to find resources themselves, their installation into the U disk, here is what I make of the startup disk, you I may be concerned about the number of public [software] to see small pockets.
[ Boot disk ]
Then you have to remember this path error file. Make a good start after-hours, to set the computer to boot normally not U disk boot method [1] My computer is mad by F12, different models, different keys at boot time, this can go look. [2] and some only support UEFI boot the computer factory, most of the startup disk can only be guided by the legacy, so you have to change the settings, you can press ESC to enter the UEFI firmware settings, or BIOS, the method can refer to the following article.
[Http://www.dnxtc.net/zixun/zhuangjijiaocheng/2018-12-11/3323.html]
After entering the PE system, we open the c drive, find the file in accordance with the path it gives the wrong file, delete it, [the sake of simplicity, I'll just delete, you can choose according to their own circumstances] Of course, you can also partition backup, or repair tool to repair with DirectX. Then in the Start menu off, unplug the U disk, there may be some messy boot code, do not control him, so it can boot successfully, the most important is that you do not lose computer files and programs. This is definitely better than a system restore or reinstall the system much better.
If you do not fix your computer through a good article, it is recommended to find professionals to solve, or reinstall the system, my number [public] small pockets software also provides a method to reinstall the system, welcome attention.