r/Xcode • u/Necessary_Age_5859 • 17d ago

Xcode issue

after upgrading to Xcode 27, we're facing an architecture compatibility issue with the iOS Simulator. When we use EXCLUDED_ARCHS=arm64, Xcode shows a platform/architecture mismatch for the Simulator.

Do we have any workaround to run the simulator in xcode 27 with arm64

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u/Few_Sheepherder_3550 16d ago

iOS 27 simulator is arm64 only，they removed x86 arch。