Fix Windows Installation Failed in Safe OS Phase

Fix Windows Installation Failed in Safe OS Phase. In this article, you will read how to fix The installation failed in the safe_OS phase with an error during boot operation error.

Why “The Installation Failed In The Safe_OS Phase” Error Arises?

This error will show when the installation of the upgrade has failed in the safe OS phase. In this phase, the computer checks if the installation disk is encrypted or not. The disk will check for any encryption by BitLocker, or other encrypting tools. If the disk is encrypted, then you will get this error. This error will also come when the update gets stopped while migrating the user data. Some similar errors that you may also face can be:

-the installation failed in the safe_os phase with an error during migrate_data operation
-the installation failed in the first_boot phase with an error during migrate_data operation

How To Fix Windows Installation Failed in Safe OS Phase With An Error During Boot Operation Error?

Method 1 – Run The DISM And SFC Scans:

Corrupted system files can also cause this error. Whenever, you face any system, files related errors, then run the DISM and SFC scans. T

To run the DISM scan:

1.Press the Windows + R keys to open the Run utility.
2.Type cmd.
3.Press Ctrl + Shift + Enter to open an elevated Command Prompt.
4.Now, type the following command:
DISM.exe /Online /Cleanup-image /Restorehealth and press Enter.
5.The scan may take some time.
6.Do not close the command prompt before the scan finishes.
7.After the scan finishes, restart the computer.

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To run the SFC scan:

1.Open an elevated Command Prompt again.
2.Type the following command:
sfc /scannow and press Enter.
3.This scan will also take some time.
4.Don’t close it until it is finished.
5.Finally, restart the computer.

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Method 2 – Uninstall Wireless Drivers:

This error can be caused by conflicting or corrupted drivers. If you are upgrading from Windows 7 to Windows 8 or 10, then the wireless drivers of Windows 7 are known to not work in Windows 10. So, you have to install the wireless drivers before updating the Windows. To uninstall the wireless drivers:

1.Open the Run utility again.
2.Type devmgmt.msc
3.Press Enter.
4.The Device Manager will open on your screen.
5.Locate your wireless drivers.
6.Right-click on them.
7.Select the Uninstall option from the pop-up menu.
8.Also, locate the Bluetooth adapter and uninstall it.

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Method 3 – Change the Startup Type Of Some Services:

To fix this error change the startup type of BITS, Windows Update Service, and Cryptographic service to Automatic. To do so:

1.Open the Run utility again.
2.Type services.msc
3.Press Enter to open the services app.

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4.Locate the following services and do steps 4-9 for each of them:
-BITS (Background Intelligent Transfer Service)
-Windows Update Service
-Cryptographic Service
5.Right-click on the service.
6.Select the Properties option.
7.Click on the drop-down menu in the Startup type section in the General tab.
8.Select the Automatic (not Automatic Delayed Start) option.
9.Finally, click on Apply and OK to save the changes.

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Method 4 – Update Drivers:

Outdated drivers can also cause this issue. Updating drivers can solve the installation error. To update drivers:

1.Open the Device Manager again, as mentioned above in method 2.
2.Locate the outdated drivers that you want to update.
3.Right-click on it.
4.Select the Update Driver option from the pop-up menu.

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5.Click on the Search automatically for updated driver software option.
6.Follow the further instructions given by the update wizard.
7.Restart your computer, when the update gets finished.

Method 5 – Run Windows Update Troubleshooter:

Run the Windows update troubleshooter to fix this issue:

1.Press the Windows + S keys on your keyboard to open the Windows search bar.
2.Type Troubleshoot Settings.
3.Select the appropriate option.
4.In the Getup and running section, click on the Windows Update option.
5.Select the Run the Troubleshooter option.
6.Follow the instructions on your screen.
7.Wait for the process to finish.

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Method 6 – Re-attach RAM:

Reattaching the RAM modules can also fix this error. If you have more than 1 RAM module, then remove the one RAM. It will allow the smooth installation to finish smoothly without any error.

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