How to dual-boot Windows 10 Technical Preview alongside Windows 8.1

Creating a dual-boot system will let you safely examination Windows x Technical Preview using the full power of your PC'south hardware alongside Windows 8.1. In Windows ten, Microsoft is doing something differently as it'south letting customers download and install versions of the operating organization early, and so users go a sneak peek of what is to come. Merely also it helps Microsoft to go more feedbacks and design an operating system that people will actually similar.

However, because the operating organization remains an unfinished production, information technology has numbers of bugs, and there are many features that don't work. Every bit such it's not recommended to apply it equally your master operating system.

Although, there are many means to test a preview version of Windows x without affecting your current installation, using a dual-boot system is one of the best options. That is because it allows the operating arrangement to take total control of your computer'southward hardware. That is something you can't achieve using a virtual machine.

In this guide, nosotros're going to focus on creating a dual-kick system on PCs that only take one hard drive. For this reason, we are as well going to use the Disk Direction utility included in Windows to create a new partitioning to business firm Windows 10 Technical Preview.

Information technology'due south worth pointing out that y'all could opt to create a dual-kick organization using a virtual deejay (using Microsoft's VHD or VHDX files), simply there is 1 big issue... Y'all won't be able to update to new releases of Windows ten Technical Preview. It'due south not a supported selection. Going this route volition crave you to delete and create a new installation for every new release of the operating system.

Having this data in listen, if you don't accept a spare computer, you tin can install Windows ten alongside Windows 8.1 using the following instructions:

Things you will demand before outset

• A estimator running Windows 8.i.
• Around 20GB or more of free difficult bulldoze space.
• A total backup of your PC running Windows 8.1.
• Knowledge of using Microsoft's Figurer Management console or a secondary difficult drive.
• A re-create of the latest build of Windows 10 Technical Preview.
• A USB flash drive.

Minimum arrangement requirements

• Processor: 1 gigahertz (GHz) or faster
• RAM: one gigabyte (GB) (32-bit) or 2 GB (64-bit)
• Graphics carte du jour: Microsoft DirectX 9 graphics device with WDDM driver

Make a recovery backup

Make sure to create a full system image backup before modifying anything in your system, which you tin use to rollback if something goes incorrect. For this part, yous'll need an external hard bulldoze with enough complimentary space or network share location to save the backup files.

1- Right-click the Start button and go to Command Panel.

2- Go to System and Security, and and then click on File History.

3- In the bottom-left corner of the screen you lot'll run into the System Prototype Backup option.

4- Start the backup utility, connect an external hard drive, follow the on-screen directions, click Start backup, and allow the procedure run.

Once full image backup of Windows 8.1 has completed, disconnect the external hard drive and go on in a prophylactic place.

Getting the installation files

1- Register as a Windows Insider, if you have not done it already. You can employ this link to register and you will likewise need to use your Microsoft account.

2- Once you have registered equally an Insider, visit this page to download the latest ISO for the Technical Preview of Windows x.

three- Select the right language and architecture (32- or 64-bit), so click the Download.

4- Once yous have the ISO file, download and install the Windows USB/DVD Download Tool, to create a bootable USB or DVD installation media from the ISO file you lot have just downloaded.

Note: Retrieve that Microsoft but makes available ISO files for Windows 10 builds release to the Deadening ring. If you lot want to run the $.25 from the Fast band, you'll offset take to install the bits from the Slow ring. And so become to Windows Update, change the Advanced options to Fast and update your current installation.

Making room for the new operating system

Now in this next role, we're going to adjust the Windows 8.1 partition to brand room for Windows ten Technical Preview.

1- Right-click the Start push and from the menu launch Disk Direction.

two- Right-click the drive (C:) and select Shrink Volume.

3- The Disk Direction utility will clarify the hard drive. Information technology volition show you how much space y'all can shrink in the hard drive (You tin also enter the amount of space to shrink manually). In this step, make sure to allocate at least 20GB for the new segmentation. (For this example, I'grand going to classify 21000 MB).

4- Click Shrink.

five- At present, yous'll see that you take new unallocated space. Correct-click in the unallocated space. Select New Simple Volume to launch the utility to create a new partitioning. Make sure to follow all the on-screen steps, selecting all the default options, and choosing to create a new partition using an NTFS system file.

Changing the BIOS boot order

Before, yous tin can install the new operating system without affecting your Windows 8.ane installation. You demand to make sure your figurer can boot from a USB flash bulldoze or DVD drive. This process typically requires striking one of the functions keys (F1, F2, F3, F10, or F12), the ESC, or Delete fundamental.

Once, y'all have accessed the BIOS look for the Boot department as alter it to the Windows x installation media.

If you lot have a reckoner using a UEFI BIOS, you won't exist able to access the BIOS so easily. Go to PC Settings > Update and recovery > Recovery > Advanced Startup and click Restart now.

Windows will go to the boot menu, click Troubleshoot > Advanced options > UEFI Firmware Settings > Restart. Windows 8.1 will then boot into the BIOS, which volition requite yous admission to change the boot gild of the organisation.

Installing Windows 10 Technical Preview aslope Windows 8.1

i- Connect the USB flash drive or DVD drive into the computer and reboot your arrangement.

2- Printing whatsoever key to first the Windows Setup, and so click Side by side, and Install at present.

3- Have the license terms for the Technical Preview software and click Side by side.

4- Click the Custom option.

5- Then make sure to select the new sectionalisation you lot have created. If you didn't assign any proper name, the label should read "New Volume". Also, it should be the partitioning with only 20GB of gratuitous space. Now, click Next to begin the dual-boot installation process.

6- During the installation process, you'll observe a new boot menu at the startup, which will give you the option to boot to the "Windows Technical Preview" or "Windows 8.ane". Click on Windows Technical Preview to keep with the installation process.

7- Once the installation procedure completes, follow the Out-Of-Box-Experience (OOBE) to finish the installation procedure.

Windows ten will effort to install all the device drivers, but if you're having issues, try to install the latest drivers from your PC manufacturer's' website. Sometimes drivers designed for Windows viii.1 will as well piece of work in Windows ten.

Now you have completed the dual-kicking system running Windows viii.1 alongside Windows 10 Technical Preview. Whenever, you lot want to kick into Windows 8.ane over again, simple reboot your computer, and during the boot, choose Windows eight.1 from the menu.

Going back to just Windows 8.1

If you had enough of the beta version of Windows 10, and you want to delete the installation from your system, so follow these instructions:

1- Reboot your computer and boot into Windows 8.1.

2- Open the Run command, type MSConfig, hit Enter, and navigate to Boot.

3- Select "Windows Technical Preview" and click the Delete button. This step will remove the boot menu when you reboot your computer, and it will make Windows 8.1 the default operating organization. At present, click Apply and OK.

4- Open up the Disk Management as shown previously, correct-click the volume that has Windows 10 Technical Preview installed and select Delete Volume and click Yep to confirm the deletion.

v- At present, all the unallocated difficult drive infinite can get back to the Windows viii.1 partition. Correct-click the Windows eight.ane partitioning and select Extend Volume. In the magician utilize all default settings and complete the procedure.

Finally, reboot your organisation, and everything should work like you never installed Windows 10 in the first place.

How are yous running Windows 10 Technical Preview? Let us know in the comments beneath.

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Source: https://www.windowscentral.com/how-dual-boot-windows-10-preview-windows-81

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