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This is standard operating procedure for recent OS X/iOS developer previews: Apple enables in-place DP-to-DP upgrades, but requires a full install of the GM see
by itafroma 13y ago
This is standard operating procedure for recent OS X/iOS developer previews: Apple enables in-place DP-to-DP upgrades, but requires a full install of the GM seed. No doubt this is done to iron out any issues that might've arisen in the DP deltas.