WIX : Install multiple instances of an application and upgrade the application if installed at previously installed location -


i able install @ user specified location uninstall previous version (either if installed in same directory or in different directory) , performing major upgrade.

if remove major upgrade creates independent instances doesn't upgrade when overwriting existing instance.

i want create independent instance if there no existing instance @ location of installation upgrade existing version if there existing instance @ location of installation.

isnt situation handled major ugprade?

thats major upgrade meant for. if upgrade table correctly configured, can upgrade older version of application. if no older version found, application gets installed fresh installation.

or there more question not seeing?


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