Expo iOS build errors often mean the ios folder was edited by hand, but prebuild regenerates it from app.json and config plugins. 12 fixes for SDK 58.
In 2026 most new apps set the minimum iOS version to iOS 16 or 17. Take the highest of Apple's adoption data, your user data and your API needs.
For a uni-app iOS build, use DCloud cloud build early on or for paid native plugins; switch to a local offline SDK build on Windows for native debugging.
React Native uses the New Architecture by default since 0.76 and exclusively since 0.82. Most iOS errors come from Codegen, libraries and Hermes. 12 fixes.
SwiftUI or UIKit in 2026: default to SwiftUI from iOS 17 and wrap UIKit where needed; lead with UIKit for iOS 15 or big UIKit codebases.
Most Flutter iOS build errors come from pod install and the deployment target: no Podfile platform, plugins needing newer iOS, stale specs. 16 fixes.
Swift 6 strict concurrency turns data races into errors. Fix 11 common errors around Sendable, @MainActor and global state, then migrate step by step.
CocoaPods trunk goes read-only on December 2, 2026. pod install works, but pods stop updating. SPM support for common libraries plus 7 migration steps.
