Does iPhone 11 work with iOS 18?
Quick compatibility check between iPhone 11 and iOS 18.
Confirmed compatible
iPhone 11 supports iOS 18.
This compatibility check covers iOS 18 (major version 18). Minor version updates (e.g., iOS 18.1) may have different compatibility characteristics.
Source: support.apple.com - Verified 7 October 2026
High confidence · Updated October 2026
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iPhone 11 + iOS 17 →
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Works
Yes
Confidence
High
Known issues
1 found
Workaround
Not needed
What works & limitations
- Apple lists this iPhone model as compatible with iOS 18.
- Apple Intelligence is not available on this model: Apple requires an iPhone 15 Pro model or an iPhone 16 model or later.
- To check for an iOS or iPadOS update, open Settings > General > Software Update.
Results are based on publicly available data and aggregated user reports.
Result not what you expected? Try using exact model and version names for better accuracy.
Results are based on publicly available compatibility information and community feedback.