An extra spare USB interface can help you to install the external hard drive.

External Hard Drive: It mainly depends on the number of USB ports and hard drive compatibility.

In other words, you can only check whether the motherboard has a spare interface. But you don't need to worry about the power supply, it is fully capable of supporting two hard drives under normal circumstances.

Internal Hard Drive: It mainly depends on the number of computer motherboard interfaces (SATA interface and M.2 interface) and power supply.

Whether you can install a second hard drive depends on the type of hard drive in your computer： Which Kind of Hard Drive Is Right for Your Computer? Thus, installing a second hard drive is also imperative. This way will slow down computer performance.

Your computer comes along with a smaller SSD disk and you don't want to store all the data on it.

You want to replace HDD with SSD for better performance and then install a second hard drive for storage.

Besides, you may want to do so in the following situations:

Like the user in the above case, many users want to install a second hard drive in Windows 10 because their computer run out space. Can anyone tell me how to install Windows 10 on a second hard drive? Any help would be appreciated!” Embarrassingly, I'm very hands-off and have very little knowledge of computers, so I don't know how to do it. So I purchased a new 1TB solid-state drive to use as a second drive. “I have a desktop computer running Windows 10 Home Edition, but it's running out of hard drive capacity. If you don't want to use MS account, don't enable updates or connect to the internet during installation.Why Do You Need to Install a Second Hard Drive Go to install and delete ALL partitions on the SSD till you have one and only one unallocated space and then proceed. Select USB UEFI (Name) to install as UEFI-GPT or Select USB (Name) to install as Legacy-MBR.

You will see two options for the USB drive. If it's a old MB, (no UEFI BIOS) only option is to install as Legacy-MBR.ĭetach any other drives (SATA or Power cable) from the MB.ĭuring POST, press F12(?) to launch the boot menu. If you have a new MB (with UEFI BIOS), you should install as UEFI-GPT. To install as UEFI-GPT you must boot the installation drive as UEFI. To install as Legacy-MBR you must boot the installation drive as Legacy Windows can be installed in two ways: Legacy-MBR or UEFI-GPT

Please clarify: Is your new drive a SATA or USB?ĭid you booted the installation drive as Legacy or UEFI?ĭid you deleted all partitions on the target drive?

Installing a new hard drive windows 10