This is what makes this error so difficult to solve. It appears during startup and nothing works. Whatever you try, a “Total Identified Windows Installations: 0” message appears leaving you helpless. Follow the instructions in the article below in order to try and solve the problem.

Preparation:

In order to perform any of the troubleshooting explained in this article, you will need to prepare a Windows installation media DVD or USB which you will use to troubleshoot everything. For older versions of Windows (older than Windows 10) you will need to use the original disc you received with the operating system. However, for Windows 10, you can create it easily.

Solution 1: Registry Recovery

Recovering the registry is one of the only rational steps you can undertake in order to solve the problem. You should still be aware of the fact that the problem can be caused by various circumstances. If one of your components such as the drive where your operating system is located has gone corrupt, there is nothing else you can do but replace it. However, if the problem is indeed related to corrupt registry entries, you can fix it by following the steps below: WINDOWS XP, VISTA, 7: Windows Setup windows should open prompting you to enter the language along with time and date settings. Enter them and choose the Repair your computer option at the lower part of the screen after proceeding. Keep the first radio button checked when prompted with Use recovery tools or Restore your computer and click on the Next button. Choose Command Prompt when presented with the Choose a recovery tool screen.

WINDOWS 8, 8.1, 10: You will see a Choose your keyboard layout screen so choose the one you want to use. The Choose an option screen will appear so click on Troubleshoot » Advanced Options » Command Prompt. cd windows cd system32 cd config

Run the following commands in order to replace the folders DEFAULT, SAM, SECURITY, SOFTWARE and SYSTEM:

Solution 2: Boot Recovery

There is a useful in-built feature called Boot Recovery and it can be accessed easily via Command Prompt. As it name suggests, this tool can help you boot into your computer easily and help you fix various issues which may have appeared with the boot process. bootrec /rebuildbcd Scanning all disks for Windows installations. Please wait, since this may take a while… Successfully scanned Windows installations. Total identified Windows installations: 0 The operation completed successfully.

Please wait, since this may take a while… Successfully scanned Windows installations. Total identified Windows installations: 1 [1]  D:\Windows Add installation to boot list? Yes/No/All:

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