Right click on the partition and select the option Delete Volume. To delete the Hard disk partition make sure you have a backup if there is any important information. You can see all the partitions of the file explorer in the Disk management 1. You can see 4 Hard Disk Partitions in the File Explorer now right click on ThisPC which appears right side of the screen. So to partition your hard disk you might be looking for few third-party software…! No need of any third party applications to be installed, just follows the below steps to the partition of your Hard Disk without using any application. So if any malware attacks your computer or any issue occurs, there is a situation you should format the partition all the data will be gone…Or you might have a need for installing multiple Operating systems in your computer you need different Hard Disk Partitions. So all the Windows operating system files or installed application files, and few other media or data files will be stored in one single Partition. When you buy a new laptop or desktop computer, sometimes you notice only one hard disk partition of 1TB or 500GB.