Setup was unable to create a new system partition or locate an existing partition

When you can’t install Windows with the error “Setup was unable lớn create a new system partition”, you can try one or more effective sầu solutions listed in this post.

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Step 4. Press “Esc” key to lớn go baông chồng khổng lồ the main thực đơn và press F10 to lớn save sầu changes and exit from BIOS.

After that, try khổng lồ install Windows on your hard drive again.

Note: If the destination disk is SSD, it’s advised to switch mode bachồng to AHCI for better SSD performance.

✔ Solution 3. Set the hard drive sầu where you want to install Windows as the first boot device

You may have sầu mix the USB drive sầu as the first boot device before Windows installation, which can cause “Setup was unable lớn create a new system partition” error. In such a condition, try lớn mix the disk where operating system will be installed as the first boot device in BIOS. Then, boot from the cài đặt USB drive and install Windows again.

✔ Solution 4. Create the system partition manually

Or you can create the system partition manually by copying installation files from your USB drive sầu to lớn your device to which you install OS. Here are the detailed steps:

Step 1. Boot from the thiết đặt USB drive sầu, press F10 + Shift khổng lồ access Comm& Prompt.

Step 2. In Command Prompt interface, đầu vào “” & hit Enter to run

Step 3. Run commands as follows:

các mục disk –show all disks on your PC

select disk 0 – choose your target disk

clean - all data on disk 0 will be erased.

create partition primary size=x – x is the kích cỡ of the new partition

format fs=ntfs quick - the partition will be formatted as NTFS

assign – assign drive letter khổng lồ the partition

active sầu –lớn set the partition as active.

exit – to exit from


Step 4. Now, go khổng lồ the setup USB drive sầu by running comm& “cd: d” d is the drive letter of the USB drive sầu.

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Step 5. Type “cd boot” & hit “Enter” key to navigate lớn boot thư mục.

Step 6. Input “bootsect /nt60 c:” to make the newly created partition bootable.

Step 7. Remove the USB drive from your PC; restart your computer & enter Windows setup and install Windows step-by-step.

Step 8. After complete Windows installation on your target device, boot computer from it.

Step 9. In the Search box, input “CMD”, right-cliông chồng it among listed results, and choose “Run as administrator”.

Step 10. In the CMD window, type “danh mục bcdedit” và hit Enter.

Step 11. In the listed content, locate Windows Setup & copy identifier.

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Step 12. Input “bcdedit /delete identifier” to run unnecessary menu thành quả from boot screen.

✔ Solution 5. An ultra-easy way to lớn install Windows on your SSD or HDD

In fact, it’s a lit bit complicated khổng lồ install Windows from scratch. And it’s fairly bothering lớn encounter issues like “Windows was unable lớn create new system partition”. When you need lớn replace your current system hard drive with another one, to install Windows on your new hard drive sầu without any effort, you can turn lớn AOMEI Partition Assistant Professional. It enables you khổng lồ clone OS partitions only from old hard drive sầu to new SSD or HDD without reinstalling. What’s more, it supports you khổng lồ transfer all data from one disk to lớn another. Now, let’s see how to lớn use the software khổng lồ migrate OS khổng lồ another drive. 

Note: It’s available khổng lồ download the demo version of AOMEI Partition Assistant Professional and have a try!