Notch support: Developers can take advantage of dedicated libraries to optimize their apps for the increasingly widespread display indent. Multi-Camera API: Developers can stream from two or more cameras simultaneously. Improved notifications for messaging apps: Show images, stickers, whole conversations with contact names, suggest quick answers. Indoor positioning: With WIFI IEEE 802.11mc support, apps can detect the distance of access points by triangulating the user's position in indoor environments. Open Mobile API for payments with NFC: Developers can securely enable smart card payments. Data cost and JobScheduler: The JobScheduler can use operator signals to control and manage pending tasks in case of network congestion. ImageDecor: replaces BitmapFactory and improves support for animated images by providing better decoding, resizing and post-processing. High Dynamic Range (HDR) VP9 Profile 2: Support allows you to take advantage of HDR content from apps such as YouTube and Play Movies. App Updates: From November 2018, the Play Store will request Android Oreo API 26 or later for apps. Background apps: Background apps will not be able to access the microphone, camera and other sensors automatically to ensure greater security for users and prevent malicious apps from taking covert shots. Restricted Non-Public API Access: Developers will need to migrate their apps or request new Android API developers from their team if they are not yet available. Automatic compilation optimization.