Xcode 10.1 Beta 2 vs Xcode 26.4.1

Compare critical compatibility fields before upgrading.

Field	Xcode 10.1 Beta 2	Xcode 26.4.1	Diff
Release type	Beta 2	stable	different
Edition	-	Apple Silicon	different
Release date	2018-10-02	2026-04-16	different
Minimum macOS	10.13.6	26.2	different
Swift	4.2.1	6.3.1	different
iOS SDK	12.1	26.4.1	different
Build	10O35n	17E202	different

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