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How to Install Ubuntu 14.04 on Windows 8.1 Dual Boot - In this excercise, we should perceive how to introduce Ubuntu Linux in double boot mode with Windows 8 or Windows 8.1. This excercise is performed on a recently purchased Dell Inspiron 7437 that has Core i7 fourth era processor, 256 GB SSD, 8 GB RAM and implicit 1 GB Intel representation. Ill cover all the steps you have to do keeping in mind the end goal to effectively double boot Linux with Windows 8 UEFI. In the event that you have effectively done some of these steps, simply skip to the following one. On the off chance that you have a crisp framework, far and away superior. 

The steps specified here are relevant to other Ubuntu based Linux dispersions, for example, Linux Mint, Elementary OS and so on. Cutting the babble, how about we perceive how to double boot Linux on a UEFI secure boot empowered Windows 8 framework.

There are different essentials to introduce Ubuntu on a UEFI framework. We should see them one by one: 

It is constantly pleasant to make a go down, just in the event that on the off chance that you derail with the framework. There are various articles on the web to demonstrate to you best practices to reinforcement your framework. You can take after this excercise here. 

The following thing you have to do is to make a live USB or plate. I prescribe Universal USB Installer to make a live USB of Linux OS in Windows. 

Expecting tat you have a new framework, the first thing we have to do is to make allotment to introduce Linux. The 256 GB in my framework was at that point had a few parcels from maker however essentially for reinforcement and different purposes. Primary parcel was C drive, of around 220 GB, where Windows 8.1 was introduced. 

On the off chance that you have only one allotment like this, you have to make some free space out of it for Linux. In the event that you have a few parcels of extensive size, utilize any of them aside from C drive on the grounds that it may delete the information. 

To make a parcel in Windows 8, go to Disk Management instrument. You can discover plate administration apparatus via hunting down "circle" in Control Panel. 

In the Disk Management apparatus, right click on the drive which you need to parcel and select shrink volume. For my situation, I shrank the C drive to make some free space: 

You can leave the free space as it may be. We should use it while introducing Ubuntu. 

Windows 8 presented another peculiarity called "quick startup" for speedy boot. While it is not compulsory, it would be ideal to have it incapacitated. 

Go to Control Panel > Hardware and Sound > Power Options > System Settings > Choose what the force catches do and uncheck the Turn on quick startup box. 

This is the most vital step. The new secure boot gimmick of Windows 8, initially proposed for security characteristic for rootkit infections, averts double booting of Windows with Linux. To double boot Windows 8 with Linux, we must handicap secure boot in UEFI. 

When you have debilitated secure boot, now is the right time to introduce Ubuntu. I trust you officially made the live USB as said in step 2. Connect to the USB and boot the framework from it. 

To boot from USB, will need to pick boot from USB alternative from inside Windows itself. Either with PC Setting (like for UEFI) or pressing movement key while clicking on Restart. 

When you have booted in the live USB, you will be introduced with choice to attempt or introduce Ubuntu. Click on introduce. You will be introduced with few screen choices to pick the dialect. It will then do a few scouts accessible space, force and web association and so forth. Simply click on Continue. 

The primary screen which you ought to give careful consideration to is Installation Type. Pick Something else here: 

Recall that we had made some free space already? We should utilize the free space to make Root, Swap and Home. Select the free space and click on the + sign. 

It will give you alternative to make Linux allotment. We are making the Root allotment. Anything between 10-20 GB is more than sufficient for it. Pick the size, select Ext 4 as document sort and/ (means root) as the mount point. 

Clicking on OK in past step will bring you to the segment screen. Next we will make swap. Like long ago, click on the + sign once more. This time utilize the document sort as Swap range. Suggestible swap size is twofold of RAM. 

In comparable manner, make a Home segment. Allot it greatest space (truth be told apportion it rest of the free space) on the grounds that this is the place youll spare music, pictures and downloaded documents. 

When you are prepared with Root, Swap and Home, click on Install Now: 

That being said, you have practically won the fight. You can smell triumph now. Next you will be asked to set username secret word and so forth. Fundamentally, you simply need to click next now. 

Once the establishment is finished, restart the machine, you ought to be invited by a purple grub screen. Appreciate Ubuntu alongside Windows 8 in double boot mode. 

Note: If in the wake of introducing Ubuntu, you boot straightforwardly in Windows, weigh in UEFI settings for changing the boot request. In the event that you see no choice to set the boot to Ubuntu, you have to alter it from inside Windows. When you are in Windows desktop, float the mouse in left corner, right click and select executives order brief. At that point run the accompanying summon: 

bcdedit/set "{bootmgr}" way efiubuntugrubx64.efi 

This ought to make the Grub default and thus you can get to both Ubuntu and Windows from it. 

I trust this aide helped you to dual boot Ubuntu 14.04 with Windows 8 UEFI. On the off chance that you need to invert the procedure, take after this manual for expel Ubuntu from double boot with Windows. In spite of the fact that this article is composed for Ubuntu, it ought to be useful for other Linux OS also. Any inquiries or recommendations are constantly invited.