Windows 7
Fixing boot Windows 7 without having to get into Windows can be a difficult problem because you can not use the default Windows tools or third-party software like Easy BCD to improve Windows startup.
In most cases, the startup repair Windows 7 is easy if you know the default Windows tool to fix it. XP users would be surprised to see that the Windows Recovery Environment Windows-based GUI.
Windows 7 automatically installs the Startup Repair application to the operating system partition, so you can easily use it. Having failed to boot, Windows 7 will automatically open the Startup repair, which will automatically scan for problems on your PC, Startup Repair will automatically fix the problem if possible, and then boot as usual.
If Windows 7 does not boot as usual, you can follow the instructions given below to fix booting Windows 7. But before proceeding, make sure all the hardware system to work properly.
1. Turn on your PC, insert the Windows 7 installation DVD and then restart your computer.


4. On the following screen, you will see the Install button now as the Repair your computer at the bottom of the screen. Click Repair your computer you to view the System Recovery option.


Such usability Tools are:
1. Startup Repair - Startup Repair allows you to repair the system files are missing or damaged which causes Windows can not boot normally. Startup Repair will check your system problem, and if found, Startup Repair will repair it automatically. Your computer might restart several times during this process.

3. System Image Recovery - As you know, Windows 7 lets you restore your computer using a system image backup you created earlier.

5. Command Prompt - proficient users can use Command Prompt to perform a system recovery and also run command line tools for diagnosing and solving problems. Here is a list of useful commands that help you fix problems booting Windows:
Bootrec / ScanOs
Bootrec / RebuildBcd
bcdedit
Bootrec / fixboot
Bootrec / FixMbr
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