Although updating Windows provides users with new features, bug fixes, etc., it may occasionally come with a few errors you may not have anticipated. These errors may occur regardless of the version of Windows you’re installing.  Users generally get rid of these errors with the help of the error code. By simply using the error code, you can search for the type of error you’re encountering and discover various ways to fix the issue on hand. But what if you’re facing a problem with no error code? Many users have reported that their installation fails with no error code on Windows 10. If you’re in a similar boat, read through this guide to learn various solutions to troubleshoot this problem.  So, let’s get started!

1. Ensure All The Minimum Requirements Are Met. 

If you’re seeing ‘installation fail error’ on Windows 10, the very first step is to ensure that you meet all the requirements to install Windows 10 on your PC. If any of these are not met, you will not be able to update your OS. You can check out the minimum specifications list from the official website.  In case your system meets all the requirements, but still, the installation fails with no error code on Windows 10, go through the methods mentioned in this guide to troubleshoot your issue. 

2. Disconnect All Peripherals.

Before moving to more specific methods, one of the easiest and simplest ways to resolve your problem is to ensure that no external devices are attached to your computer. If any peripheral, such as a printer, headphones, scanner, etc., is connected to your system, the power supply unit won’t be enough to provide adequate power to install the OS.  Therefore, disconnect all the non-essential peripherals from your device and try installing Windows 10 again. Hopefully, this will solve the installation failed error in Windows 10. 

2. Uninstall Third-Party Anti-Virus.

Third-party antivirus software may also interfere with the installation process of Windows 10. Many users have reported that after disabling or uninstalling the third-party antivirus suite, their Windows 10 installation has been successful. So, try it out and see if it fixes your problem.  Here’s what you have to do: Keep in mind that you can still use Microsoft Defender as it’s not a third-party software. Moreover, you can reinstall the software once your Windows 10 is successfully updated. 

3. Uninstall Language Packs. 

Another way to fix installation fails with no error code on Windows 10 is by uninstalling any secondary language packs installed on your PC. Secondary language packs, other than your active language ones, may get in the way of the Windows 10 installation process, so getting rid of them will do the job.  There are two varying methods to uninstall the Languages pack, one for Windows 10 systems and the other one for systems being upgraded to Windows 10 from Windows 7/8. We’ve discussed both of these in this guide.  If you’re using Windows 10, follow these steps below:  Here’s how to go about it in Windows 7/8:

4. Run DISM and SFC Scan. 

Any corrupted or damaged system files may also be the reason behind the ‘Windows 10 installation has failed’ error. In such cases, DISM and SFC scans prove to be helpful. These commands scan your system, detect all the files that need to be fixed, and repair them.  Simply follow these steps below to do it: After both the scans are successful, try installing Windows 10 again and check if you’re still receiving the error.

5. Rebuild BCD. 

The Windows Boot Manager software is primarily responsible for loading your PC’s OS as well as for installing Windows updates. If, for any reason, there’s a problem with the Boot Manager, the installation will fail with no error code on Windows 10. To fix this issue, you need to rebuild the Boot Configuration Data (BCD).  Here’s how to do it: After the execution of all the commands mentioned above, restart your PC. Now, run the Windows 10 installer and check if the error is gone.  This brings us to the end of our guide on how to fix installation fails with no error code on Windows 10. We really hope that the methods in this guide have enabled you to successfully install Windows 10 on your computer. In case of other queries, use the comments section. We’ll gladly assist you further.  If this guide helped you, please share it. 😊