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Use when upgrading React Native, bumping RN version, updating from RN 0.x to 0.y, or migrating Expo SDK alongside a React Native upgrade.\nlicense: MIT\nmetadata:\n  author: Callstack\n  tags: react-native, upgrade, upgrade-helper, npm, changelog, cocoapods, ios, android\n---\n\n# Upgrading React Native\n\n## Overview\n\nCovers the full React Native upgrade workflow: template diffs via Upgrade Helper, dependency updates, Expo SDK steps, and common pitfalls.\n\n## Typical Upgrade Sequence\n\n1. **Route**: Choose the right upgrade path via [upgrading-react-native.md][upgrading-react-native]\n2. **Diff**: Fetch the canonical template diff using Upgrade Helper via [upgrade-helper-core.md][upgrade-helper-core]\n3. **Dependencies**: Assess and update third-party packages via [upgrading-dependencies.md][upgrading-dependencies]\n4. **React**: Align React version if upgraded via [react.md][react]\n5. **Expo** (if applicable): Apply Expo SDK layer via [expo-sdk-upgrade.md][expo-sdk-upgrade]\n6. **Verify**: Run post-upgrade checks via [upgrade-verification.md][upgrade-verification]\n\n```bash\n# Quick start: detect current version and fetch diff\nnpm pkg get dependencies.react-native --prefix \"$APP_DIR\"\nnpm view react-native dist-tags.latest\n\n# Example: upgrading from 0.76.9 to 0.78.2\n# 1. Fetch the template diff\ncurl -L -f -o \u002Ftmp\u002Frn-diff.diff \\\n  \"https:\u002F\u002Fraw.githubusercontent.com\u002Freact-native-community\u002Frn-diff-purge\u002Fdiffs\u002Fdiffs\u002F0.76.9..0.78.2.diff\" \\\n  && echo \"Diff downloaded OK\" || echo \"ERROR: diff not found, check versions\"\n# 2. Review changed files\ngrep -n \"^diff --git\" \u002Ftmp\u002Frn-diff.diff\n# 3. Update package.json, apply native changes, then install + rebuild\nnpm install --prefix \"$APP_DIR\"\ncd \"$APP_DIR\u002Fios\" && pod install\n# 4. 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