Platforms LinkedIn Pauses Collection of IDFA Data via Its iOS App The professional network sad it expects the impact on campaign performance to be limited LinkedIn said it will regularly re-evaluate its collection of IDFA Getty Images By David Cohen March 4, 2021 LinkedIn’s iOS application will no longer collect IDFA (Identifier for Advertising) data for now as the professional network plots its strategy for dealing with the changes Apple is bringing to its iOS 14 operating system. David Cohen david.cohen@adweek.com David Cohen is editor of Adweek's Social Pro Daily. Recommended articles