Did you 'uninstall' or 'delete' the beta version? There is a difference.
If deleted, then uninstall & try again click here.
If it still doesn't work, RE-install the beta version & uninstall (NOT delete). Then try installing the paid-for version. G
Surface Pro (2017) vs Surface Pro 4
Where HTML5 is headed next
MacBook Pro v Surface Pro 5
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