Home » Tips » Steps to Fix the Error 80240020 While Installing Windows 10 Free Upgrade

Users who are using the forced install method to upgrade their Windows operating system may encounter the persistent error 80240020, while installation of the Windows 10 free upgrade.

This error message reflects because of the overloaded Microsoft servers that result in incomplete or corrupt download files on your system.

If the error message pops up displays on your computer screen, a prompt will also reflect that says to restart your computer for the update to take effect.

However, just restarting the system may not fix this issue. To resolve this issue permanently, it’s required to perform some troubleshooting steps.

There are some prerequisites that you need to verify before taking the steps in order to fix this error:

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Prerequisites

  • Before proceeding further, make sure that you have already reserved a free copy of Windows 10. If you haven’t reserved a free copy, follow this step-by-step guide posted here to reserve your free copy of Windows 10 upgrade.
  • Run Windows update and verify that you have enabled the option to receive updates automatically.

Follow the steps written below to fix Windows 10 error 80240020 while installing free upgrade

Step 1: Go to $Windows.~BT folder in C: and verify that the Hidden items option is checked in the toolbar section of the window. Now try deleting as many folders and files as possible. Some files may not be deleted because of the permissions issue. Once you finished off deleting all possible files proceed to the next step.

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Step 2: Go to C: > Windows > Software Distribution > Download folder and delete every file and folder inside this folder.

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Step 3: Run the Command Prompt in Administrator mode and then look for ‘cmd’ from Start menu/screen. Right-click on it and choose ‘Run as Administrator’ from the context menu.

Step 4: Type the command wuauclt.exe/updatenow and press enter.

Step 5: Wait for some time and then find out available updates via Windows update. Now Windows 10 download should automatically start, with the download size according to the current version of Windows installed on your computer. Download time duration depends on the type and speed of internet connection on your PC.

Step 6: Once the download is completed, it will start ‘Preparing for Installation’ after that you can try installing the update once again.

Step 7: Now you’ll see the message prompt reflecting that “Your upgrade to Windows 10 is ready”. Just click on the Restart Now or Start the upgrade now option on the screen.

Step 8: Your computer should now reboot and then the Windows 10 installation should start automatically. The installation process completes in three phases: copying files, installing features and drivers, and configuring settings.

Step 9: During the installation, the computer restart a couple of times and it may take around 10 to 15 minutes to complete. The installation depends upon the size of file being installed and processing speed of your system.

Step 10: After the installation is complete, a welcome screen will appear. Now follow the on-screen instructions to enter the login screen.

Step 11: Input your username/password to boot into the freshly installed and configured Windows 10 desktop.

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