Windows 8 installation failed on the computer

* Original Title: Windows 8 installation problem


i installed windows 8. i went through all settings sections like personalization and account .but at the end it showed windows installation failed. what could be the reason?




It’s unfortunate that windows 8 installation failed on the computer.



I can imagine the inconvenience you have experienced. I will certainly help you with this.



1.      What type of installation are you trying to perform (upgrade or clean installation)?

2.      Are you trying to boot for the disc and installing Windows 8?

3.      Which version of Windows is currently installed?

4.      Have you tried out the Upgrade Assistant for Windows 8?

5.      What is the Make and Model of your PC?



Let’s follow these methods and check if it helps.


Before we proceed, I would suggest you to verify the system requirements, run windows upgrade assistant and check.


Windows 8 system requirements


Upgrade to Windows 8



Method 1: Perform clean boot and check.

To help troubleshoot error message, you can start Windows Vista or Windows 7 by using a minimal set of drivers and startup programs. This kind of startup is known as a "clean boot." A clean boot helps eliminate software conflicts.


How to troubleshoot a problem by performing a clean boot in Windows Vista or in Windows 7


Please note: After the troubleshooting, make sure to boot your computer to normal mode by following the step 3.



Method 2: Delete all the temp files.

a.       Click on Start/Run. A box will open.

b.      Type %temp%

c.       A window will open showing you all temporary files.

d.      Select all those files by pressing ctrl + A, and after selecting delete them by pressing DEL button.


Method 3: Hardware clean boot and check.

a. Go to start and type device manager in the start search field.

b. Type device manager and select device manager from the programs list.

c. Right Click on Sound Card, Video Adapter, and Network Adapter one by one and click disable.

c. Reboot the computer and try to install Windows 8.

Method 4:   Uninstall any non-Microsoft security software and check.



Warning: Antivirus software can help protect your computer against viruses and other security threats. In most cases, you should not disable your antivirus software. If you do have to temporarily disable it to install other software, you should re-enable it as soon as you're done. If you are connected to the Internet or a network during the time your antivirus software is disabled, your computer is vulnerable to attacks.



Method 5: Run System Update Readiness Tool and check.

System Update Readiness Tool fixes Windows Update errors in Windows 8, Windows 7, and Windows Vista, Windows Server 2008 R2, and Windows Server 2008



Hope it helps. If you have any other questions, please do not hesitate to let us know. We will be glad to help you further.


Thank you.

K.Z. Sharief Khan
Ex-Microsoft Forum Moderator

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Question Info

Last updated January 14, 2021 Views 25,102 Applies to: