To resolve this problem, start the computer by using a Windows Preinstallation Environment (Windows PE) disc for Windows 7. Then, start the computer in normal mode. If you do not have a Windows PE disc, start the computer by using a Windows 7, Windows Vista, or Windows Server installation DVD, and then start the computer in normal mode. Mar 29, · But before going to the solutions of Windows 7 not starting in any mode issue, let us first see the reasons behind the problem. Why Windows Failed to Start Windows 7? Well, there can be numerous reasons for this issue. However, we have listed below the most common reasons for Windows 7 failed to start issue. Reason 1: BCD is Corrupt or Missing.
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