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Xcode 10.2.1 GM vs Xcode 26.4 Beta 3
Compare critical compatibility fields before upgrading.
| Field | Xcode 10.2.1 GM | Xcode 26.4 Beta 3 | Diff |
|---|---|---|---|
| Release type | GM | Beta 3 | different |
| Edition | - | Apple Silicon | different |
| Release date | 2019-04-17 | 2026-03-09 | different |
| Minimum macOS | 10.14.3 | 26.2 | different |
| Swift | 5.0.1 | 6.3 | different |
| iOS SDK | 12.2 | 26.4 | different |
| Build | 10E1001 | 17E5179g | different |
Recommendation: keep production teams on stable releases unless you need to validate new SDK capabilities.