If you have 250 GB disk, allocate it 60-80 GB or even more. In that case, go for 30-40 GB of disk for Linux.

These days, you should have at least 120 GB of disk. You may install Ubuntu on 15 or 20 GB but you’ll soon start running out of disk space. This depends on how much total disk space you have.

How much space do you need for Linux in dual boot? In the Windows menu, search for ‘disk partitions’ and go to ‘Create and format hard disk partitions’. This is why it would be better to make the required free space on the disk before starting the installation procedure. In many systems, while installing Ubuntu, it gives the option to make disk partition for Ubuntu. Step 4: Make some free space on your disk for Ubuntu installation But the rest of the process takes on the system on which you are dual booting. Note: Installing Ubuntu and creating the live Ubuntu USB process can be done on any computer. Hit the start button and wait for the process to complete. Now, browse to the location of the downloaded ISO image and ensure that it uses GPT partitioning scheme and UEFI target system. It automatically identifies the plugged in USB but double check it anyway. This device is going to be formatted so make sure that you don’t have any important data on this USB disk. I have made a video of the entire process. Let’s see the steps of installing Ubuntu alongside Windows 10.

Optional: Windows recovery or bootable disk (if you encounter any major boot issues, it could be fixed).

Optional: External USB disk for making back up of your existing data.

You can do this on any system, not necessarily on the system you are dual booting.

Internet connection (for downloading Ubuntu ISO image and live USB creating tool).

A USB key (pen drive or USB drive) of at least 4 GB in size and no data on it.

A computer that comes preinstalled with Windows 10.

You’ll need the following things to easily and safely installing Linux alongside Windows: However, you’ll be a lot better following this dedicated tutorial on dual booting dual disk system. dual disk system, the process is pretty much the same. System with both SSD and HDD: If you have a system with both SSD and HDD, i.e. If you have such a system, please follow this tutorial to dual boot with Bitclocker encryption. If your system uses legacy BIOS with MBR partitioning system, please follow this dual boot tutorial.īitlocker encryption process is different: Newer systems with Windows 10 Pro have their disk encrypted with Bitlocker. However, there is no harm in verifying that your system uses UEFI. If you have bought your system in the last 5-6 years, chances are that you should already have a UEFI system on GPT partition. Make sure your system uses UEFI: This tutorial is only applicable for systems with UEFI boot. Please check whether your system uses GPT or MBR. This tutorial is suitable for systems that comes with Windows 10 pre-installed with UEFI secure boot and GPT partitioning system.

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