For the file that should never be upgraded, check out the NeverOverwrite
attribute of the Component element.
> From: afor...@cmu.edu
> To: wix-users@lists.sourceforge.net
> Date: Tue, 24 Sep 2013 09:37:50 -0400
> Subject: Re: [WiX-users] Need some help with upgrade support in first
> version of MSI
>
> 1) http://wixtoolset.org/documentation/manual/v3/xsd/wix/majorupgrade.html
>
> My MajorUpgrade element looks like this:
>
> <MajorUpgrade DowngradeErrorMessage="A more recent version of [ProductName]
> is already installed." Schedule="afterInstallInitialize" />
>
> So presumably your Product element has a Version attribute that would be
> something like "1.0.0". Say this is installed on client machines, and you
> need to upgrade them. You would then increment the Version to something like
> "1.0.1" (or whatever it appropriate), then when clients try to install the
> new msi package, it will detect that there is 1.0.0 installed already, remove
> it, and install 1.0.1.
>
> 2) Maybe this? http://stackoverflow.com/questions/488620/wix-major-upgrade
>
> If you've built your own WiX installer, you're not much more of a newbie than
> I am. :-)
>
>
> -----Original Message-----
> From: nkshirsagar [mailto:nkshirsa...@gmail.com]
> Sent: Tuesday, September 24, 2013 09:25
> To: wix-users@lists.sourceforge.net
> Subject: Re: [WiX-users] Need some help with upgrade support in first version
> of MSI
>
> can you provide any details? I'm a wix newbie. I'm using wix 3.7. What do I
> need to
>
> 1) Make sure my msi can support future upgrades
> 2) When the next msi installs, one of the files must not be changed (its a
> data file, I need to keep it as it is.. )
> please help !
>
>
>
>
> --
> View this message in context:
> http://windows-installer-xml-wix-toolset.687559.n2.nabble.com/Re-Need-some-help-with-upgrade-support-in-first-version-of-MSI-tp7589171p7589172.html
> Sent from the wix-users mailing list archive at Nabble.com.
>
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