In the pop-up window, choose one among two ways to make bootable media and click “Proceed”.ģ. In the main interface, click “Make Bootable Media”.Ģ. The first stage: Create a bootable USB driveīefore starting this operation, you should connect a USB drive to a working computer running Windows and free download the software.ġ. With the help of AOMEI Partition Assistant, you can delete partitions from BIOS easily and effectively. Here AOMEI Partition Assistant Standard, a free partition manager software for Windows 10, 8, 7, is recommended as it is easy to use and is featured with powerful functions. Then, boot from it and delete the partition.

If you have no Windows Setup CD or DVD, don’t worry and you can turn to third-party software to create a bootable CD, DVD, or USB drive. Click “OK” to perform partition deletion. Then, you’ll be prompted that any data stored on the partition that is going to be removed will lose. Then, you will see several options about partition and you can choose the partition that you want to delete and click “Delete”.ħ. In the “Where do you want to install Windows” window, click “Drive options (advanced)”. In the “Which type of installation do you want?” window, select the Custom (advanced) option.Ħ. In the “Please read all the license terms” window, check the box next to “I accept the license terms” and click on the “Next” button.ĥ. Click “Install now” and wait for the “Setup is starting” to over.Ĥ. Then, in the pop-up window, you can determine “Language to install”, “Time and currency format” and “Keyboard or input method”. Wait for the Windows is loading files… and the Starting Windows screens to finish. Boot your computer from the Windows Setup CD or DVD (Take Windows 7 Setup DVD as an example).Ģ. If you hold Windows installation media, do the following steps:ġ. ✔ Delete partition with a Windows installation media ☞ Delete partition with a bootable USB drive ☞ Delete partition with a Windows installation media In such a case, deleting OS partition from BIOS can be your solution as well.Īfter realizing the possible reasons to remove partition out of Windows, it is time to learn how to delete partition from BIOS. Well, sometimes, you need to delete the C drive to get rid of the operating system and other files on the C drive, and the option of “Delete volume” is grayed out as you are unable to delete partition C within Windows.

Usually, you can delete partition successfully via Disk Management in Windows 11/10/8/7.īut if you need to remove a partition more quickly and safely, you can delete the partition from BIOS. There are always reasons for you to choose to delete a partition on a hard drive: erase all data on the partition, get unallocated space to extend another partition, and so on.

How to delete files from startup disk