News > Apple's privacy-focused iOS 14 update could decimate large chunk of Facebook's advertising business

Apple's privacy-focused iOS 14 update could decimate large chunk of Facebook's advertising business

Facebook Inc. said privacy changes in Apple Inc.’s latest operating system would cripple its ability to place personalized ads and deal a financial blow to app-makers, highlighting a high-stakes clash between the tech titans over the rules of the road in the mobile-internet economy.

Under Apple’s changes, Facebook and other companies that facilitate online advertising will no longer be able to collect a person’s advertising identifier without the user’s permission.