Fixes for Windows Cannot be Installed to Disk 0 Partition 1

Daisy updated on Sep 12, 2019 to Partition Master | How-to Articles

Causes and Symptoms

SAS driver issue, or corrupt Master File Table (MFT ) on the hard drive can make partmgr.sys (the Microsoft Windows partition manager) has lost communication with the driver after partition changes were made. At this moment, you might get "Windows cannot be installed to disk 0 partition 1" error message if you are attempting to install Windows 7 or 8 on a system using the internal SAS controller for the hard drives. 

"Windows cannot be installed to this disk 0 partition 1" error usually happens when the Boot Mode or Boot List Option in the Bios settings is set to UEFI (Unified Extensible Firmware Interface), and the hard drive is over 2 TB (terabytes) in size. When it appears, you will not be able to install windows on your computer successfully. 

Possible solutions

When "Windows cannot be installed to disk 0 partition 1" error occurs, you can fix it using DiskPart or EaseUS free partition software. Both of the two solutions is free and easy. But as DiskPart will result in data loss on the disk, so we recommend you to try EaseUS free partition software, a safer way that allows you to fix "Windows cannot be installed to disk 0 partition 1" error without losing data. 

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 Windows 10 is supported

Method 1: Fix with EaseUS partition software

When "Windows cannot be installed to disk 0 partition 1" error happens, you may get the detailed messages as shown below:

"Windows cannot be installed to this disk. The selected disk has an MBR partition table. On EFI systems, Windows can only be installed to GPT disks."

When you get this message, you can try to convert MBR disk to GPT disk with EaseUS free partition software to fix "Windows cannot be installed to disk 0 partition 1" issue easily.

"Windows cannot be installed to this disk. The selected disk is of the GPT partition style. Windows cannot be installed to this hard disk space. The partition is an EFI system partition (ESP)."

When you get the second message, you can try to convert GPT disk to MBR disk with EaseUS free partition software to fix "Windows cannot be installed to disk 0 partition 1" issue easily.

Method 2: Fix with DiskPart

At the screen where it asks you to choose which drive to install Windows on, press "Shift+F10" and a DOS window should open. 

  • type: diskpart
  • type: list disk (you should see only Disk0)
  • type: sel disk 0
  • type: clean

Close the DOS Window, click on "Refresh", select the disk that is listed, and click "Next".


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Frequently Asked Questions

Why Choose EaseUS Partition Master?

"I've used Partition Master Professional many times to create, delete, format, move, rename, and resize partitions."PCWorld

"Partitioning tools have come a very long since the days of complicated command line utilities and EASEUS Partition Master is one of the most advanced programs available."TECH ADVISOR

"I love that the changes you make with EaseUS Partition Master Free aren't immediately applied to the disks. It makes it way easier to play out what will happen after you've made all the changes."Lifewire

Will the "Migrate OS" feature transfer the Windows system files only or the whole C drive?

To ensure that the migrated system will boot normally, the Migrate OS feature will transfer all the files in the system and the boot partitions. Generally, the boot partition is the C drive so the transfer will include all the files in C.

Does EaseUS Partition Master license apply to multiple computers?

The license of Partition Master Professional and Server editions can be used on 1 computer only, while that for for the Technician and Unlimited editions can be used on multiple machines.

What is the difference between EaseUS Partition Master Trial version and the Free version?

Free is for home users only, with most basic functions available such as partition resize and clone. While trial can help you understand how this product works and test what a full license can do on a business or server OS machine.

Will it cause any data loss after resizing the partition in EaseUS Partition Master?

Generally, it will not cause any data loss or boot issue by resizing a partition. However, in order to protect your data, we suggest that you backup the partition before resizing, in case of any unexpected situations such as power outages, computer hardware failures, etc. You can use EaseUS Todo Backup to backup the partition and its trial version is fully functioned for 30 days.

What should I prepare before resizing the partition?

On the partition that is going to be operated, there might be some files being occupied by other programs. To ensure a successful operation, we suggest that you close all the unnecessary software before resizing that partition. Otherwise, EaseUS Partition Master will detect the partition being locked by the other software and require a reboot to resize the partition under boot mode.

About EaseUS Partition Master

All-round disk & partition management software for personal and commercial use. Let it manage your storage drive: resize, format, delete, clone, convert, etc.