Best Way to Fix Windows 7 Installation Error 0x80070661

Windows 7 is one of the most popular operating system released by the Microsoft. But sometimes when you try to install the Windows 7 in your computer for better performance, you may get Windows 7 installation error 0x80070661 and the installation process gets stopped. It is a very critical and devastating error issue and you must fix it as soon as possible. The installation error 0x80070661 in Windows prompts in the computer due to many reasons like damaged partition or due to incompatibility of Windows 7 with the computer components. You can fix Windows error code 0x80070661 either with manual or with automatic way of error fixing. Please download and install Advanced System Repair Tool for automatic fixing of the error.


Compatible with the Windows 8 32-bit and 64-bit Operating System, Windows 7 32-bit and 64-bit Operating System, Windows Vista 32-bit and 64-bit, Windows XP 32-bit
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Mainly you get the Windows 7 installation error 0x80070661 in the PC due to damage partition, incompatibility of the computer components with Windows 7, improper installation of the OS, improper maintenance of the computer, missing DLLs, incorrect registry files, misconfigured system files, unfinished uninstalling of the installed applications, installing of the Windows using damaged USB or DVD, etc.

Symptoms: Some common symptoms you will see like slow performance, automatic shutdown, repetitive restarting, unable to install the Windows properly, problem in uninstalling the recently installed programs, severe data loss, etc.

How to fix Windows error code 0x80070661: You can use the following manual steps to remove Windows 7 installation error 0x80070661.

  1. Unplug all the devices except mouse, keyboard and monitor.
  2. Now insert the Windows 7 installation DVD in the computer.
  3. Go with further steps and then reach to the partition option.
  4. Try to delete the old partitions.
  5. Create new partitions and set its size.
  6. Now click on next and then proceed the installation.

At the end of this manual method, you will be able to fix Windows 7 installation error 0x80070661 properly. But if you see that the issue is not getting fixed manually due to lack of technical skill then you must download and install Advanced System Repair Tool in the computer.


Compatible with the Windows 8 32-bit and 64-bit Operating System, Windows 7 32-bit and 64-bit Operating System, Windows Vista 32-bit and 64-bit, Windows XP 32-bit
multi-badge-win7

Advanced System Repair Tool is a very dynamic tool that will help you to remove Windows errors automatically. It will also remove virus and other infections like malware, Trojans, duplicate files, etc and enhance the system performance amazingly. It is compatible with almost every version of Windows operating system.