Thursday, July 11, 2013

How to install windows 8.1 (Developers and it Professionals)

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Download Windows 8.1 Preview

You can install Windows 8.1 Preview using the ISO files (.iso) that are provided on this page.
You can find additional information—including system requirements, support options, and a list of supported upgrades—in the FAQ.



How to install Windows 8.1 Preview from an ISO file

To install Windows 8.1 Preview from an ISO file, you must first convert the ISO file into installation media stored on a DVD or a USB flash drive.
If you're using Windows 8, follow these steps to install Windows 8.1 Preview from an ISO file:
  • Download the ISO (.iso) file.
  • Double-tap or double-click the ISO file.
  • Double-tap or double-click setup.exe and follow the steps.
If you're using Windows 7, the easiest way to convert an ISO file to a DVD is to use Windows Disc Image Burner. On a PC running Windows XP or Windows Vista, a third-party program is required to convert an ISO file into installable media—and DVD burning software often includes this capability.

Important

If you decide that you want to install Windows 8.1 Preview using the ISO, you won't be able to uninstall it. If you decide to go back to your previous operating system, you'll need to reinstall it using the recovery or installation media that came with your PC, which is typically DVD media. If you're running Windows 8 and you don't have recovery media, you might be able to create a USB recovery drive. If you're running Windows 7Windows Vista, or Windows XP and you don’t have recovery media, you might be able to create it from a recovery partition on your PC using software provided by your PC manufacturer. Check the support section of your PC manufacturer’s website for more information. After you install Windows 8.1 Preview, you won’t be able to use the recovery partition on your PC to go back to your previous version of Windows.

Notes before you download

Windows 8.1 Preview is prerelease software that may be substantially modified before it’s commercially released.Microsoft makes no warranties, express or implied, with respect to the information provided here. Some product features and functionality may require additional hardware or software.

ISO files

Product Key: NTTX3-RV7VB-T7X7F-WQYYY-9Y92F

LanguageLink to downloadSHA-1 hash value
English 64-bit (x64)
 Download (3.8 GB)  
0xD8076E029292FBC933792D215793045031255FF6
English 32-bit (x86)
 Download (2.8 GB) 
0x447CCD24EB3DC6CFD9A42E62A5F6418B578E3CBF
English (United Kingdom) 64-bit (x64)
 Download (3.8 GB)  
0xFC32F33D0A0630A5E8478199095565EB525F4943
English (United Kingdom) 32-bit (x86)
 Download (2.8 GB) 
0xD64FBE9B5DA93FFC8108C9211557D568F651EB2A
Arabic 64-bit (x64)
 Download (2.8 GB)    
0x15C3DD68E53C6B4602D06E2CAC577480D2E9331E
Arabic 32-bit (x86)
 Download (3.8 GB)  
0xC76BBB780893851892739768019EB8B9F235DF2A   
Chinese (Simplified) 64-bit (x64)
 Download (3.9 GB)   
0xA34B8F71DCE39303F81402E2B44DA17117BB8970   
Chinese (Simplified) 32-bit (x86)
 Download (2.9 GB)   
0xF394D21EB655867E455B2DCAAEC37A4160F6F812   
Chinese (Traditional) 64-bit (x64)
 Download (3.9 GB)    
0x8A8F583D23B55F8D0BD1E3F6F3B3376F60A6498B   
Chinese (Traditional) 32-bit (x86)
 Download (2.9 GB) 
0xF394D21EB655867E455B2DCAAEC37A4160F6F812   
French 64-bit (x64)
 Download (3.8 GB)    
0x77B998037F5117A0339E3C575DC575812186A36B  
French 32-bit (x86)
 Download (2.8 GB)  
0x938EAAF0CED4A4D80A4619945D22AECD8368F360  
German 64-bit (x64)
 Download (3.8 GB)    
0xD36DCEB20A734905D45FCC8A29CAFAEB83D8821F  
German 32-bit (x86)
 Download (2.8 GB) 
0xB59B03B978C9B9C79937E77F4FD86E6D4B3F605B 
Japanese 64-bit (x64)
 Download (3.8 GB)    
0x90550D4CF6084177F4D8B15FF1935F04E02A8C91  
Japanese 32-bit (x86)
 Download (2.8 GB)   
0x39AC35DC262DE7BA1E4FA76D22840A135F98C383  
Korean 64-bit (x64)
 Download (3.8 GB)   
0x42334C1334A3A5F3AF7D7BDBACA328ABA24E4514
Korean 32-bit (x86)
 Download (2.8 GB)   
0xE15BB0ACD03AF0B034BC9C9C35F20C56D7702F97  
Portuguese (Brazil) 64-bit (x64)
 Download (3.7 GB)    
0xFC163AB555EE347C3D70C608DFBC6860C48F1FCD  
Portuguese (Brazil) 32-bit (x86)
 Download (2.8 GB)   
0x8EE8EE031C656AE547E4076540562CEC132F741C  
Russian 64-bit (x64)
 Download (3.7 GB)  
0xD23B862AE7FA349BBE84FCE4833CAF6EBE524104 
Russian 32-bit (x86)
 Download (2.8 GB)
0xB2804B267B131C100E030B68EA826CC5328BDAFB  
Spanish 64-bit (x64)
 Download (3.8 GB)   
0x83D93447997167F5DF1C37C1BE5DC897DAC28096
Spanish 32-bit (x86)
 Download (2.8 GB)   
0xE397E9B50FE449BFB3EBD68793CDE8B8C92E9036   
Swedish 64-bit (x64)
 Download (3.7 GB)    
0xEE699B6D8B1B010E2F7AE56CF8A07683E3E077B2  
Swedish 32-bit (x86)
 Download (2.7 GB)   
0x46830490C8A9D8B92FB5C1EB123915D55AB6C973  
Turkish 64-bit (x64)
 Download (3.7 GB)   
0xF82792BD5629FE04CCD67EDA64E03DB1AFD2B7C7 
Turkish 32-bit (x86)
 Download (2.7 GB) 
0xF80566653B77558D8C02097C64D34C82E8A7E70E 

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