Android apps only running on old version of Android

I have an apps that runs and supported until Android 8.0. But I have a new phone with Android version 9.0. And when I try running the apps it keeps crashing. Is there a way to run the app without downgrading my Android to 8.0?

from Android Forums at AndroidCentral.com - Ask a Question http://bit.ly/2VpuYUk
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