Apple shows the application developer the deadline for applying the new rule ``App Tracking Transparency'' that drastically changes the advertising industry

Apple plans to change its privacy policy significantly from iOS 14.5 onwards, which is said to have a major impact on the existing advertising system and `` change the ecosystem of the advertising industry .'' Apple has not disclosed the release date of iOS 14.5, but on April 20, 2021, on the developer page, it requested 'change specifications by April 26, 2021'.

App Store Submission Updates - News - Apple Developer
https://developer.apple.com/jp/news/?id=ib31uj1j

Addressing AppTrackingTransparency Requirements - News - Apple Developer
https://developer.apple.com/jp/news/?id=ecvrtzt2

Apps Must Adhere to App Tracking Transparency Rules and Be Built With iOS 14 SDK Starting April 26 - MacRumors
https://www.macrumors.com/2021/04/20/app-tracking-transparency-april-26-enforcement/

In 2020, Apple announced plans to ``change iOS policy so that apps need user permission in advance to track user behavior using the advertising identifier IDFA.' ' . This feature, called App Tracking Transparency (ATT) , aimed at enhancing privacy, was originally scheduled to be introduced in 2020, but was postponed and will be implemented in iOS 14.5, which is scheduled to be released in the spring of 2021. was shown.

The reason for this postponement is the backlash from advertising-related companies. Many advertising companies use IDFA to track user behavior, analyze the data, and display ``advertisements that are likely to be of high interest to the user''. This makes it easier for users to tap on your ads, making them more cost-effective. If the use of IDFA becomes a user permission system, many users will not be able to display such targeted advertisements that use IDFA. increase.

Apple has announced that ``ATT will be introduced in iOS 14.5,'' but has not specified a specific time. However, after Apple's distribution event held from 2:00 on April 21, 2021 ......

Summary of Apple's distribution event where many new products such as AirTag of lost tracker were announced on iPad Pro & iMac equipped with M1 - GIGAZINE

Apple has released an ' App Store submission update' on its developer page. Regarding iPhone and iPad apps, it was indicated that ``After April 26, 2021, all iPhone and iPad apps submitted to the App Store must be built with Xcode 12 and iOS14 SDK or higher.'' Similarly for Apple Watch, it is written to build with Xcode 12 and watchOS 7 SDK or higher after April 26th.

Submit iOS and iPadOS Apps to the App Store - Apple Developer
https://developer.apple.com/jp/ios/submit/

Submit your watchOS App to the App Store - Apple Developer
https://developer.apple.com/us/watchos/submit/

Apple also said, ``Since the release of iOS 14.5, iPadOS 14.5, and tvOS 14.5, all apps must use the App Tracking Transparency framework to ask users for permission to track or use advertising identifiers. Unless you give us your permission, your device's advertising identifier will have a value of zero and we can't track them.'

In addition, any tracking, including tracking in the form of names, email addresses, etc., must be listed in the privacy information on the App Store product page, and will only be effective when authorized through ATT. About. In order for the app to be published on the App Store, it will go through Apple's review, but for review, the developer is also required to include a 'reason to track the user' in the system prompt . The above requirements will also apply to all apps after April 26th.

MacRumors wrote that Apple's mention of 'after April 26, 2021' suggests that iOS 14.5 will be released on the 26th or the next day.