When the CS6 upgrade becomes available, do we need to uninstall CS6 Beta before installing it?
Whether Adobe advises it or not at the time the final release ship, I have every intention of uninstalling the beta first.
The answer to your question is 'YES'.
If you go to the All Content tab of this forum you will see a list of useful FAQs, one of which recommends uninstalling the beta and explaining how to do it.
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