It's always wise to make a backup. Backup your important files in advance in case something unexpected occurs.
For this part, you could go to How to install Ubuntu 18.04 LTS on VirtualBox.
-
In Win10 OS, press win+R and type
msinfo32.exe
This step is to check if your Win10 is booted in UEFI or Legacy BIOS mode. In the right pane of System Summary, you can see the BIOS Mode line. -
Install Rufus USB creater You can download Rufus from here.
-
If it's UEFI, plugin your USB disk and apply the following settings
-
If you install Ubuntu on another hard drive, you may skip this step.
-
Open Disk Management of Win10.
-
Shrink the volume to desired size Select the hard drive partition you want to shrink. The size depends on the free space on your hard drive. At least 10 GB and 20 GB is recommended.
-
You may try
F12
,F10
,F8
to enter. On Dell, Acer, Lenovo or Toshiba laptops, it's theF12
in most cases. SometimesFn
is required (e.g.Fn
+F12
) In Boot Option Menu, Move the priority of your USB to the first. The interface varies a little from laptop to laptop. -
Turn off Secure Boot. Find the Secure Boot setting, and if possible, set it to Disabled. This option is usually in either the Security tab, the Boot tab, or the Authentication tab.
-
Save and reboot
-
Select
Install Ubuntu
The procedure is similar to that of How to install Ubuntu 18.04 LTS on VirtualBox. -
You may skip and continue as well.
-
If you want to keep your Windows system, select Something else as Installation type.
-
Choose the partition you just created.
-
Create root
/
, swap and home/home
. Select free space. Click+
. You could reference the following settings. Theswap area
is recommended to be larger than 6 GB. The/home
is where you put your personal files, thus make sure it's large enough. Make sure that everything is correct before you clickInstall Now
.
- https://www.easyuefi.com/resource/check-windows-is-booted-in-uefi-mode.html
- https://tutorials.ubuntu.com/tutorial/tutorial-create-a-usb-stick-on-windows#3
- https://www.pcsuggest.com/dual-boot-windows-10-and-ubuntu-uefi/
- https://www.disk-partition.com/windows-10/windows-10-disk-management-0528.html
- https://itsfoss.com/install-ubuntu-dual-boot-mode-windows/
- https://docs.microsoft.com/en-us/windows-hardware/manufacture/desktop/disabling-secure-boot