Microsoft released Windows Technical Preview earlier this September. Windows Technical Preview or say Windows 10 beta version 1 consists of many features which are combination of Windows 7, Windows 8 and XP. Start menu in Windows 10 is one of the best features. It was not available in Windows 8 version. You can directly download for free and install Windows Technical preview from Microsoft website. Installation is just like any other Windows. An ISO of Windows Technical Preview will be downloaded and you have to write the same to a DVD or transfer it to a USB drive to install it. We will be giving step by step guide below.

Important: Windows Technical Preview is an earlier build of Windows 10. Chances are high that it will cause multiple problems like PC crashes, deleting of files and others. Back up everything before you install it. It is recommended from Microsoft that don’t install it on your home PC or business laptop. If you want to try it then try it on some other laptop or desktop PC.

Instructions to Download Windows 10 Technical Preview :

System Requirements:

  1. Processor: 1 GHz or Faster
  2. RAM: 1 GB or higher (32 bit) and 2 GB or higher (64 bit)
  3. Hard Disk Space: Atleast 16 GB of free space is required.
  4. Graphics Driver: Microsoft DirectX 9 graphics device along with WDDM
  5. Microsoft Account.

Important: Some processor and devices are not supported by Technical preview. ( For Example: It doesn’t install graphics driver automatically on many PC’s. You have to do it manually.) You won’t be able to play DVD’s using WMP. Media center will be removed if you are using Windows 8.1 Automatic updates will always be turned on by default. You can’t turn it off.

Read more FAQ’s here

Windows Technical Preview is available till April 2015. After that you need to upgrade it to a newer version. You will receive notification from Microsoft.

Below are the step to free download and install Windows 10 Beta Technical Preview:

1. Download the ISO file of your language from below. Windows Technical Preview is available in only 3 languages as of now i.e. English, Chinese and Portuguese. ISO is a image file which can be easily written to a DVD.

Free Download Links for 32 bit and 64 bit Windows or visit Microsoft Official Link

Language Link to download SHA-1 hash value

English (United States) 64-bit (x64)

 Download (3.81 GB)


English (United States) 32-bit (x86)

 Download (2.93 GB)


English (United Kingdom) 64-bit (x64)

 Download (3.79 GB)


English (United Kingdom) 32-bit (x86)

 Download (2.94 GB)


Chinese (Simplified) 64-bit (x64)

 Download (3.96 GB)


Chinese (Simplified) 32-bit (x86)

 Download (3.05 GB)


Portuguese (Brazil) 64-bit (x64)

 Download (3.76 GB)


Portuguese (Brazil) 32-bit (x86)

 Download (2.91 GB)


2. Now Download and install UNetBootin for Windows

3. Insert a USB drive or Pen Drive of up to 16 GB. Format the Pen drive.

4. Run UNetBootin and Select you ISO path in DISKIMAGE option.

Windows 10 Installation

5. Select Your USB Drive. Check the Pen drive letter in My computer. Don’t mess it up and click on OK. Let the UNetBootin perform the rest of the things.

6. It will make your Pen Drive Bootable.

7. Remove your pen drive safely.


Now you are ready to install Windows 10 Technical Preview.

Important: Back up every important thing. Create a recovery disk for your current Windows. In case you don’t like Windows 10 beta version, you can easily revert back using Windows Recovery disk that you are going to create.


Step to Install Windows Technical Preview using USB Drive: 

  1. Restart the PC or laptop and Enter into BIOS. ( Normally F2 function key for many laptops. However DELETE or CTRL+ALT+DELETE keys can also take you to BIOS Screen in many PC’s and laptops. It’s actually written on main screen.)
  2. Navigate to Boot Options using arrow keys.
  3. Change the Primary Boot option to USB. (Hard Disk is selected by default.)
  4. Press F10 to save and exit.

Problems Encountered by Many Users:

  1. USB drive isn’t showing up in boot options or pressing F10 for boot selection menu.
  2. DVD Drive isn’t showing up in boot options or pressing F10 for boot selection menu.

Both these things happen in newer laptops and PC where the manufacturer made them safe to boot via Hard disk.

Solution for USB and DVD Drive Boot:

1. DISABLE the SECURE BOOT OPTION. Secure boot option is present either in the BOOT or Authentication or Security or System Configuration tabs. It’s different for different PC’s and Laptops. Find it and DISABLE IT.

Windows 10

Secure Boot Option in my Samsung Laptop

2. There is another option called FAST BIOS MODE option. It’s also enabled by default in all the newer pc’s. DISABLE the FAST BIOS MODE option. Disabling the fast bios mode option will allow you to use Legacy USB.

Windows 10 Boot

Fast BIOS Mode in My Samsung Laptop

3. Now Under the boot menu, there is an option called OS MODE SELECTION. You have 3 option to choose from it i.e. UEFI OS, CSM OS, UEFI and LEGACY OS. Choose the UEFI and LEGACY OS. This setting can be different for laptops. Figure it out on your laptop. For Samsung laptops or laptops with American Megatrends BIOS, these settings will be same.

Windows 10 Boot Mode

OS MODE Selection

4. After doing the following settings, Press F10 to Save and Exit.

5. Now your laptop or PC will be able to easily detect CD/DVD or USB Drives.

6. Press F10 after your PC restarts and choose your preferred drive. USB Drive or your pen drive in this case.


Choose your preferred drive and Windows 10 Beta or Windows Technical Preview OS will start to install. You don’t have to do anything in between beside filling normal information such as Username and password.

In few minutes, you will be able to see the desktop.


There are number of problems that I encountered using the Windows Technical preview and you may encounter the same problems.

  1. Windows Media Player crashes every time I tried to play a VIDEO file. It plays all the songs.
  2. I installed windows 10 supported K-lite codec pack. Still both the media classic player or windows media player are unable to play any video.
  3. VLC media player doesn’t work. It also crashes and unable to play anything.
  4. App store is unable to download apps and install it properly.
  5. Skype app getting crashed on audio and video calls.

However Windows 10 beta Technical preview is quite good and it will be more awesome once released. Recent news is that Windows 10 will be coming with a new light browser just like Chrome. Microsoft is trying to get rid of slow Internet Explorer. That’s a good news right? ;)

I will be coming up many more tips on windows 10. Till then install it and experience the awesomeness of Windows 10 and Microsoft. =D