Contacts Framework Fetch, create, update, and pick contacts from the user's Contacts database using , , and . Targets Swift 6.3 / iOS 26+. Contents - Setup - Authorization - Fetching Contacts - Key Descriptors - Creating and Updating Contacts - Contact Picker - Observing Changes - Common Mistakes - Review Checklist - References Setup Project Configuration 1. Add to Info.plist explaining why the app accesses contacts. The app crashes if it uses contact data APIs without this key. 2. No additional capability or entitlement is required for ordinary Contacts access. 3. Add only when reading or wr…