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The R89SDK may track the advertisement session when the application is in the background. To do so the SDK It internally uses the BgTaskScheduler and BGAppRefreshTask from the iOS framework. Before enabling the background mode add the “Background Modes“ “Background Modes“ capability to your project.

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Next, in the Info.plist, add the following task identifier com.refinery89.background under the BGTaskSchedulerPermittedIdentifiers key, so it looks like thisas shown below

<dict>
    ...
	<key>BGTaskSchedulerPermittedIdentifiers</key>
	<array>
		<string>com.refinery89.background</string>
	</array>
	...
</dict>

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