Upgrading Fro Windows version 7264 to RTM


  1. loquacious
    Posts : 180
    Windows 7 7600 SP1 64 Bit dual boot Windows 8 CP
       New #1

    Upgrading Fro Windows version 7264 to RTM


    Hi Guys

    I have a copy of windoews 7 RTM and I want to just upgrade from my current version (7264) is it possible or do I need to do a clean install?
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  3. spliff
    Posts : 287
    7600x64 RTM
       New #2

    U can do it.
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  4. loquacious
    Posts : 180
    Windows 7 7600 SP1 64 Bit dual boot Windows 8 CP
    Thread Starter
       New #3

    Hi Spliff,

    When I tried to do it i got a message saying this version of windows is not compatable with your system, your previous version of windows has been restored ???
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  6. harpua
    Posts : 1,011
    Windows 7 Ultimate x64 (Retail)
       New #4

    For instructions on how to do the workaround that lets you upgrade from your version to the RTM see this from MS: Engineering Windows 7 : Delivering a quality upgrade experience
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  7. spliff
    Posts : 287
    7600x64 RTM
       New #5

    Gotta change the cmversion.
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  8. loquacious
    Posts : 180
    Windows 7 7600 SP1 64 Bit dual boot Windows 8 CP
    Thread Starter
       New #6

    Ty Harpua I'll give that a try later.
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