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Installation Failed in the Second Boot Phase: 5 Fixes to Use

Easy steps to get you through the upgrade error

4 min. read

Updated onAugust 7, 2024

updated onAugust 7, 2024

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Key notes

To fix various driver issues on your PC, you will need a dedicated tool to find the freshest and the original drivers. You can use PC HelpSoft Driver Updater to do it in 3 easy steps:

The installation failed in the second boot phase usually happens ifan upgrade is unsuccessful, so it is helpful to understand at what point theerroroccurred during the upgrade.

This article reviews all the essential elements and recommends the best solutions for this OS installation error.

Note that some error codes during the upgrade phase take the form of0xC1900101(result code), with anextend code of 0x4000D. These are not the same as the second boot phase error.

Why does Installation failed in the second boot phase message appear?

There are different stages of the OS upgrade process. Users have pointed out that the major triggers are as follows:

That said, we will now cover the best solution on Windows 10.

How can I fix Installation failed in the second boot phase error?

Before going into any of our recommended solutions, there are a few preliminary steps you should try:

1. Run hard drive scans

2. Update Windows

An update is an important step before an upgrade. It guarantees all essential files, so you do not have errors during the process.

3. Update drivers

Since there may be many drivers to update, we suggest you perform this process automatically. The best solution isPC HelpSoft Driver Updater. You can fix driver issues with a few clicks and get the latest updates.

You usually must go to the manufacturer’s website and download drivers. This process is stressful because you must do this for every driver you need, one at a time. The software saves you time. It also ensures you do not download the wrong drivers.

⇒Get PC HelpSoft Driver Updater

4. Perform a System Reset

5. Upgrade using Windows 10 ISO file

After doing all this, uninstall your security software and activate Microsoft Defender (Microsoft’s default virus protection) so that your computer is not vulnerable to attacks from the internet.

That is as much as we will cover in its guide. You would find success using any of these solutions. Since we have not written them in any particular order, we encourage you to try what seems the most appropriate.

Let us know which solutions worked for you by commenting in the section below.

Installation Failed in the Second Boot Phase: 5 Fixes to Use#

Why does Installation failed in the second boot phase message appear?#

How can I fix Installation failed in the second boot phase error?#

1. Run hard drive scans#

2. Update Windows#

3. Update drivers#

4. Perform a System Reset#

5. Upgrade using Windows 10 ISO file#