0x8007045B Installation error code with Windows 10 Preview



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The installation error code 0x8007045B occurs when you try to install the Windows 10 preview.

0x8007045b install error

Updates are nothing more than improvement features for presentation software, there may be security updates to protect your computer against malware and virus attacks. In general, the Windows operating system is configured to automatically check and install updates through its internal service called Windows Update.

There are several reasons why any computer can have problems with the Windows Update service client in the operating system,

  • Firewall issues
  • Internet connection problems
  • Problems with file system corruption
  • Windows Update Service corrupted

Run System File Checker

sfc-command

Before upgrading, perform a check of the system file to ensure that it is a corrupted system file.

System File Checker is a Windows utility that allows users to search for errors in Windows system files and recover corrupted files. This article describes how to run the System File Checker (SFC.exe) program to check your system files and repair missing or corrupted system files on Windows.

To do this, click Start, type Command Prompt or cmd in the search box, right-click Command Prompt, and then click Run as Administrator. If you are prompted to enter an administrator password or confirmation, enter the password or click Allow.

If you are using Windows 10, Windows 8.1 or Windows 8, run the DISM (Inbox Deployment Image Servicing and Management) tool before running System File Checker.

Type the following command, then press Enter. It may take several minutes for the command operation to end.

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DISM.exe /Online /Cleanup-image /Restorehealth

DISM.exe /Online /Cleanup-Image /RestoreHealth /Source:C:\RepairSource\Windows /LimitAccess

At the command prompt, type the following command, then press ENTER :

sfc /scannow

Restore the previous version of Windows

Ctrl + Alt + Del
When the computer is on and on the black screen, go to your keyboard and simultaneously press the “Ctrl”, “Alt” and “Del” keys.

You can hold down the Ctrl and Alt keys in the lower left corner, then the Delete key in the upper right corner of your keyboard (depending on your computer keyboard, these options may be in different areas – identify them first).

Finding Power

Go to the lower right corner and you will find the “Power” icon.

Left-click on the power icon to expand the menu. This gives you the following options:

Sleep
Shutdown
Restart

Important Hold Shift + Restart
Press and hold the “Shift” button. You must be able to use your mouse, so use your non-mouse with your hand to hold the Shift key.

Press again and click on the word “Restart” with the mouse until the LEFT.

You should see the spinning points with the words “Please Wait”.

Run the Windows Update Troubleshooter

windows-update-troubleshooter

This irregular behavior of Windows 10 may have been caused by the current update itself. During updates, you may encounter problems with software changes, obsolete drivers, conflicting programs and sometimes component updates that have not been successfully performed.

You can run the troubleshooting for Windows Update. In this way, we can determine if the cause of the problem is there and fix it.

https://answers.microsoft.com/en-us/insider/forum/insider_wintp-insider_install-insiderplat_pc/installation-error-code-0x8007045b-when-trying-to/e44ba59e-0cc6-4b57-8359-2994596ee895


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