Welcome to Windows 11

Welcome to Windows 11 – a new, easy, and fast way to work, play, and stay connected

What is Error 0x80070306 in Windows 11?


The error code 0x80070306 in Windows 11 typically occurs when the system fails to install a Windows Update. This issue may be caused by corrupted system files, software conflicts, or issues within the Windows Update components. It commonly affects major feature updates or cumulative patches.

Why Does Error 0x80070306 Happen?


  1. Corrupted or missing system files
  2. Outdated or incompatible drivers
  3. Conflicts with antivirus or firewall software
  4. Damaged Windows Update components
  5. Interrupted or improperly completed updates

Step-by-Step Fixes for Error 0x80070306


1. Use the Built-in Windows Update Troubleshooter

  • Navigate to: Settings > System > Troubleshoot > Other troubleshooters
  • Click Run next to Windows Update
  • Follow the recommended steps

✅ 2. Reset Windows Update Components

Open Command Prompt as Administrator, then enter:

net stop wuauserv
net stop cryptSvc
net stop bits
net stop msiserver
ren C:\Windows\SoftwareDistribution SoftwareDistribution.old
ren C:\Windows\System32\catroot2 Catroot2.old
net start wuauserv
net start cryptSvc
net start bits
net start msiserver

🔄 Restart your PC and retry the update.

✅ 3. Repair System Files Using SFC & DISM

In the Command Prompt (Admin), run:

sfc /scannow

Followed by:

DISM /Online /Cleanup-Image /RestoreHealth

🔁 Restart once done.

✅ 4. Temporarily Disable Antivirus Software

Turn off any third-party antivirus/firewall tools temporarily. These can block update processes. Be sure to re-enable them after the update.

✅ 5. Perform a Clean Boot

  1. Press Win + R, type msconfig, press Enter
  2. In the Services tab, check Hide all Microsoft services and click Disable all
  3. Go to Startup tab > Open Task Manager > Disable all startup apps
  4. Restart your computer and attempt the update

The Media Creation Tool for Windows 10 is an invaluable utility developed by Microsoft, designed to facilitate the process of creating a bootable USB flash drive or DVD for installing, reinstalling, or upgrading the Windows 10 operating system. It also serves as a crucial resource for creating recovery media, aiding in troubleshooting and resolving issues that prevent normal booting. This step-by-step guide incorporates provided information and expands with additional insights to ensure a comprehensive understanding and application of the Media Creation Tool.

Step 1: Downloading the Media Creation Tool

Begin by downloading the Media Creation Tool from the official Microsoft website. This ensures you’re using the most recent version of the tool, safeguarding against potential security risks associated with third-party downloads.

Step 2: Running the Tool and Creating Installation Media

After downloading, run the Media Creation Tool and select “Create installation media for another PC.” This option is crucial for creating a bootable USB or DVD. You’ll then need to choose the language, edition, and architecture (32-bit or 64-bit) for Windows 10, based on your specific requirements or existing product key compatibility.

Step 3: Selecting Your Media Type

Decide whether you want to create a USB flash drive or a DVD for the installation media. Insert your chosen media into the computer:

  • For USB flash drives: Ensure it has at least 8GB of free space. All data on the drive will be erased, so back up any important files beforehand.
  • For DVDs: Use a high-quality blank DVD to avoid errors during the creation and installation processes.

Follow the on-screen instructions to complete the creation of the bootable media.

Additional Considerations

  • Product Key: A valid Windows 10 product key is required for activation. If upgrading, the same edition of Windows must be selected to match your current or previous Windows version for a smooth transition.
  • Backup: Before upgrading or reinstalling, it’s wise to back up your files and settings. This precautionary step ensures no data loss during the system update.
  • Using the Media for Recovery: Beyond installation and upgrades, the Media Creation Tool can create a recovery drive, a vital resource for troubleshooting and fixing problems.

Installation or Recovery Process

Once the bootable media is created, you’ll need to boot your PC from it. This may require adjusting the BIOS or UEFI settings on your computer to prioritize booting from the USB or DVD. After booting from the media, follow the prompts to install, reinstall, or upgrade Windows 10.

After Creating the Bootable Media

  • Booting from Media: Change your PC’s boot order through the BIOS or UEFI settings to prioritize the bootable media.
  • Skipping Product Key Input: If reinstalling on a previously activated Windows 10 device, you can often skip the product key step. Windows should automatically activate once connected to the internet.