In most cases when the user opens the game, the entire update has already completed and the user can start playing the updated version immediately. The patch for the assets is copied and applied to assets stored in the app’s.All previously-downloaded asset packs are invalidated.The app binary is updated this includes any install-time asset packs.The patch for the app, including all assets, is downloaded to a secure.When the app is updated, install-time asset packs are updated as part of the base app update (with no action needed from the developer).Īpp updates for fast-follow and on-demand asset packs follow these steps: When using Play Asset Delivery in an instant app, on-demand is the only supported mode. Even though these files are writable by the app, you should treat them as read-only since asset pack patches depend on the integrity of these files. The app can’t assume the existence of these files or their locations because these files may be deleted by the user or moved by the Play Asset Delivery Library across play sessions. You can query the location of asset packs served this way using the Play Asset Delivery Library. These packs are then expanded in the app’s internal storage. On-demand asset packs are downloaded while the app is running.Īsset packs configured as fast-follow and on-demand are served as archive files by the Google Play Store (and not as split APKs). These packs contribute to the app size listed on the Google Play Store. These downloads do not prevent the user from entering the app. These packs can't be modified or deleted by the user.įast-follow asset packs are downloaded automatically as soon as the app is installed the user does not have to open the app for fast-follow downloads to begin.

These packs are also known as 'upfront' asset packs you can use these packs immediately at app launch. These packs are served as split APKs (part of the APK set). Install-time asset packs are delivered when the app is installed.

Unity asset packs