Fix Windows 11/10 Installation error 0x800F0955 - 0x20003

When you attempt to perform an in-place upgrade repair of your Windows xi or Windows 10 installation or upgrade to Windows 11 from Windows 10/eight.1/8/7 using the ISO, you may run across the upgrade error code 0x800F0955 – 0x20003. This post is intended to help afflicted PC users with the most suitable solutions y'all tin can apply to fix this error.

When y'all encounter this issue, you'll receive the following full mistake bulletin;

Windows xi Setup

Nosotros couldn't install Windows eleven
We've set your PC back to the way information technology was right before you started installing Windows 11.

0x800F0955 – 0x20003
The installation failed in the SAFE_OS stage with an fault during INSTALL_UPDATES operation

Windows 11 Installation error 0x800F0955 – 0x20003

If you accept encountered the Windows 11 Installation error 0x800F0955 – 0x20003 on your device, you can attempt our recommended solutions below in no particular club and see if that helps to resolve the issue. These suggestions will apply fifty-fifty if y'all face the issue on Windows 10.

1. Run Microsoft Back up and Recovery Assistant tool
2. Run Windows Update Troubleshooter
3. Disconnect from the internet
4. Upgrade via Windows Update or utilize Update Banana or Media Cosmos Tool
5. Clean Install Windows 11

Let's take a expect at the description of the process involved apropos each of the listed solutions.

Before you lot proceed with the solutions below, check if the device (in the case you're receiving the error in view during an upgrade from an earlier version of Windows to Windows xi) meets the organisation requirements for Windows 11.

1] Run Microsoft Support and Recovery Banana tool

This solution requires you to run the Microsoft Support and Recovery Assistant and encounter if the automatic tool helps resolve the Windows eleven Installation error 0x800F0955 – 0x20003 that occurred on your device.

The tool is designed to assistance PC users resolve issues with Windows 11/x, if:

• You lot can't activate Windows
• You can't Update Windows
• You tin't install Feature Upgrade

Go on with the next solution if this tool wasn't helpful.

2] Run Windows Update Troubleshooter

This solution requires you to run the inbuilt Windows Update Troubleshooter and run across if that helps.

To run Windows Update Troubleshooter on your Windows 11 device, exercise the following:

• PressWindows key + I to open up Settings app.
• Navigate toSystem> Troubleshoot> Other troubleshooters.
• Under theVirtually frequent section, findWindows Update.
• ClickRun push.
• Follow on-screen instructions and apply any recommended fixes.

To run the Windows Update Troubleshooter on your Windows 10 PC, do the following:

• PressWindows key + I to open Settings app.
• Go to Update and Security.
• Click theTroubleshooter tab.
• Gyre downward and click onWindows Update.
• Click the Run the troubleshooter button.
• Follow on-screen instructions and use whatever recommended fixes.

3] Disconnect from the cyberspace

When upgrading Windows using the ISO, usually Windows will attempt and connect to the internet and check for updates and install available $.25 – information technology'south at this stage or phase of the upgrade procedure that the operation may go south as indicated on the mistake description. I accept had this experience outset mitt; and so we recommend as soon every bit you take the Windows ISO downloaded, disconnect the PC from the cyberspace, then mountain the ISO (if you're attempting the upgrade from Windows vii, yous'll need a third-party virtual drive software to mount the ISO image) and run the setup.exe file from the root folder to begin the in-place upgrade. Once the upgrade process completes successfully and y'all get to the desktop later on completing the OOBE (Out-Of-Box Experience), you tin can now reconnect the PC back to the internet and bank check for updates to install the latest required updates.

four] Upgrade via Windows Update or utilize Update Banana or Media Creation Tool

Since the error in view is occurring trying to upgrade to the latest version of Windows using the ISO, the solution simply requires you to Upgrade via Windows Update or utilise Update Banana or Media Creation Tool. For major updates similar the Windows xi Feature Update, yous tin can manually update to the version using the ii mentioned tools.

5] Clean Install Windows 11

If upgrading isn't working for you, you can simply create Windows 11 bootable installation media on a Windows computer or on a Linux or Mac computer, support your files and then proceed to utilise the media to clean install Windows eleven on the device you were trying to upgrade.

Promise you find this post helpful!

Related mail service: Fix Windows Upgrade error 0x800700B7- 0x2000A.

Why is Windows xi not installing?

If Windows 11 is non installing on your device, it could be due to a number of reasons. For starters, Windows 11 requires 64GB of storage. Then, your first troubleshooting step, is to bank check/analyze your drive storage space and run Disk Cleanup if need be. Alternatively, you lot can clean upward your Hard disk drive via Settings or use Storage Sense to free up deejay space.

Can I install Windows eleven without TPM?

Any PC user that wishes, can bypass the TPM requirement and install Windows 11. To install Windows eleven without TPM, but head over to the Windows xi download page and click Download Now nether the Windows 11 Installation Assistant department. This will download the Windows 11 installer to your device. When you run the installer, yous'll get a message that "This PC can't run Windows xi".

Source: https://www.thewindowsclub.com/windows-11-installation-error-0x800f0955-0x20003

Posted by: paquettenothad.blogspot.com

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