When installing Windows 10 from the USB drive, choose the Custom option. 3] Use the Custom Option to install on the new partition You will have to change the Boot priority, so it boots from the USB drive instead of the default HDD.

Next plug in the USB drive, and boot from it. 2] Create Windows 10 Bootable USBĭownload the latest ISO, and create a bootable USB. You can create extended partitions with the rest of the storage space. Make sure to choose a size of at least 50 GB for the primary partition. Right-click on it and then create a simple volume.

Now you will have unallocated storage.

If there is an existing volume, right-click on it and delete it.

Under it, you will notice ‘Disk Management.’ Click to open it.

In Computer Management, you will find the Storage option.

Use Win+X simultaneously to bring up the Power Tasks Menu and from the options displayed, choose Computer Management.

If there is data on the file, back up those files. To get that done, we will use the built-in Disk Management Tool. We need to prepare a partition of the Secondary drive to install Windows. The computer should detect it immediately. 1] Create a new partition on the second SSD or Hard driveĬonnect the secondary SSD or the hard drive to your computer. Also do not remove the OS from primary SSD or HD, especially if you plan to remove the second SSD and plan to use on a need per basis. If it is missing, then it can be problematic. When you install Windows, the Bootloader will register the path of the installed OS. While you can, I would suggest that you not remove the external SSD or Hard Drive unless it is necessary.

Use the Custom Option when installing Windows 10.

Create a new partition on the Second SSD or Harddrive.

To install Windows 10 on a second SSD or HDD, you will have to: Install Windows 10 on second SSD or Hard Drive In this guide, we will share how to install Windows on a second SSD or HDD. You may want to test out an unreleased version of Windows 10, or you want to have your copy of Windows 10 to which you can boot by plugging in and boot up. If you wish to install Windows 10 on a second SSD or Hard Drive, it is possible to do so.

Fresh windows install on new ssd