UPDATE ( 17/8 ) : Windows 8.1 is now officially available for update from the Windows 8 app store . If you already have an activated copy of Windows 8 , then you can visit this link to upgrade to windows 8.1 . Alternatively if you want to upgrade to windows 8.1 from windows xp or windows 7 , then you will have to buy a retail copy of windows 8.1 , which will cost you around $120 for the base version and $200 for windows 8.1 pro edition .
- Read: [ Workaround ] Download Windows 8.1 ISO image using your windows 8 product key
- Read: How to Install Windows 8.1 on a PC – Instructions with Screenshots
Currently the RTM ( Release to manufacturing ) version of Windows 8.1 is already available for download with MSDN, IT professionals with TechNet, or students with DreamSpark accounts . If you are lucky enough to have an friend or relative with these accounts , then you have a legitimate way of getting your hands on Windows 8.1 before the rest of the world gets it . Otherwise get a MSDN subscription and you will be able to download the Enterprise edition of Windows 8.1 .
The Windows 8 ISO files has already been leaked onto popular torrents sites and a piece of advice from us , do not download any of these leaked copies of Windows 8.1 available on most torrents sites . but if you are tech savvy , then you would know how to get your hands on the Windows 8.1 ISO images .
Microsoft has now made the Windows 8.1 final versions available for preorder . Visit the Microsoft store to preorder Windows 8.1 .
How to Download Windows 8.1 ISO images
As of now there are multiple leaked versions of Windows 8.1 RTM available on various File sharing sites . If you have a legit Windows 8 Product key then you can go ahead and download the Windows 8.1 RTM ISO and activate it with your windows 8 key . Please don’t ask us to provide a link to the Windows 8.1 RTM file . We do not promote piracy in any way and we are very sure Microsoft wont mind if you use your windows 8 key to activate windows 8.1 .

If anyhow you got hold of a leaked copy of Windows 8 , then do verify that the installer file’s SHA-1 hash code matches with the one provided by Microsoft on the MSDN download page . For example the SHA- code for multiple editions of Windows 8.1 64Bit ISO image is SHA1: 42458E48CECEBAB8BF5D58220478FDA42B0D2990 . You can use this MD5 & SHA-1 Checksum utility to verify the SHA-1 hash code of your Windows 8.1 copy .
Until then if you want to officially get your hands on a Windows 8.1 copy , then try out the Windows 8.1 preview provided by Microsoft for free . And if you actually like it then you can upgrade it to a full version . If you are already having Windows 8 installed on your PC , then you don’t need to worry about downloading Windows 8.1 . According to Microsoft all Windows 8 users with an original copy of the OS will be provided with a free upgrade to windows 8.1 through the new Windows 8 app store .

How to Install Windows 8.1
If you have downloaded a Windows 8.1 ISO image from above , the you can Burn the Windows 8.1 ISO image to a DVD or create a bootable windows 8.1 USB flash drive to install Windows 8.1 on your PC .
is this a copy of windows 8.1 pro or is it the basic editon
The ISO files provided here are of the preview version of windows 8.1. Microsoft has stopped providing ISO files for windows 8 and 8.1. If you have a windows 8.1 product key, this guide will help you to download a windows 8.1 ISO file. http://45.79.42.225/download-windows-8-1-iso-image-using-windows-8-product-key/
i need to download windows 8.1 x64 eng until
someone can help me
I need to link download windows 8.1 Pro x64 eng.
can you help me?
I tried using my win8 OEM key but it said can not used. please help
@lovejeet: My computer came with pre-installed windows 8.1 (64 bit). Is it possible to install a fresh 32-bit version of windows 8 using my original product key? Will the key for 64-bit windows 8.1 work on 32-bit?
Why would you want to downgrade from x64 to x86 anyway?
cool
How can I boot from UEFI mode?? Now i m in legacy. Do i need to burn USB in UEFI or do i need to convert HDD to GPT??? I did everything to solve but couldnt. Can u help??????
first check ur hdd scheme is uefi or gpt
then use rufus to boot as ur hdd have scheme.
I have a laptop that had windows 8 on it yet i don’t own a windows 8 disc at all now i want to put my own version of windows 7 ultimate that i own and license key how do i put this onto it as i have tried but nothing seems to be working, any assistance will be greatly appreciated. Also i hate Windows 8 literally and it takes me ages to get around and look for what i want whereas in Windows 7 i have used for many years i know my way around in and out literally. Thankyou
i used original windows 7 pro. once i had used a crack version of windows 8. now, i want to use my windows 7 original one again. but when i installed windows 7 pro, it tells me that my product key is invalid. what can i do???