Xcode 11.6 Beta 1 vs Xcode 26.4.1

Compare critical compatibility fields before upgrading.

Field	Xcode 11.6 Beta 1	Xcode 26.4.1	Diff
Release type	Beta 1	stable	different
Edition	-	Apple Silicon	different
Release date	2020-06-09	2026-04-16	different
Minimum macOS	10.15.2	26.2	different
Swift	5.2.4	6.3.1	different
iOS SDK	13.6	26.4.1	different
Build	11N700h	17E202	different

Recommendation: keep production teams on stable releases unless you need to validate new SDK capabilities.