Xcode Product -> Archive disabled

xcode provisioning ad-hoc-distribution

You've changed your scheme destination to a simulator instead of Generic iOS Device.

That's why it is greyed out.

Change from a simulator to Generic iOS Device

xcode provisioning ad-hoc-distribution

Change the active scheme Device from Simulator to Generic iOS Device

xcode provisioning ad-hoc-distribution

Select "Any iOS Device" in newer versions of Xcode. And Archive Option will be enabled!

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