Open Disk Management on Windows computer. Now, follow the steps below to delete all partitions except system partition on Windows PC: All data on the deleted partition would be erased permanently. You cannot delete a system partition on any Windows computer.Ģ. Before performing deleting in Windows Disk Management, please pay attention to following points:ġ. No matter how many partitions it has on a hard disk, you can open Disk Management to delete all partitions on Windows computer. If you need to delete all partitions on an internal hard drive, you can use any of following methods: Method1: Disk Management to Delete All Partitions in Windows for Free You may want to delete all partitions on an internal hard drive or an external USB drive on Windows. Free to Delete All Partitions on Internal Disk of Windows 10 8 7 XP This article will introduce free methods to delete all partitions on Windows 10, 8, 7 and XP. Or you may attempt to delete all partitions when you want to erase all data permanently on a disk of your computer. For example, you may want to delete all partitions to clean up a disk. On any version of Windows, you can press Windows Key + R, type diskmgmt.msc into the Run dialog, and press Enter.Sometimes, you may want to delete all partitions on a hard disk on Windows XP, 7, 8, 10.

If you haven’t open the DIsk Management tool yet, you can do it by right-clicking in the bottom-right corner of the screen on Windows 8 or 8.1 and selecting Disk Management. For example, in the screenshot below, the external drive we want to wipe the partition from is “Disk 2.” It’s actually the third one in the list, but that’s because the first disk is “Disk 0” and the system counts from 0. Note the number of the disk you want to remove the partition from. You can’t actually use the Disk Management tool for most of this, but you can use it for one thing. RELATED: Understanding Hard Drive Partitioning with Disk Management If they’re in Time Machine backup format and you don’t have access to a Mac, you can restore Time Machine backups on Windows. If you have any important files on the drive, be sure you have copies of them before you continue. You can’t simply remove the 200 MB partition and leave any other partitions alone - you’ll be wiping the drive’s contents and starting afresh with a new partition table. This process will actually wipe the entire external drive.

Remove partitions from usb drive