No phone call recording files

For Android:

With the Call History feature, it works well for all versions of Android.

With Phone Call Recording, it works well for all versions of Android but since Android 9.x, you should root the device.

___

These links can help you:

About how to root:

https://support.thetruthspy.com/hc/en-us/articles/115003315733-What-is-rooting-and-how-to-root-an-andoird-device

What features need the target device to be rooted:

https://support.thetruthspy.com/hc/en-us/articles/115003317053--Android-Features-needs-an-Android-rooted

https://support.thetruthspy.com/hc/en-us/articles/115003352493-What-features-need-to-have-an-Android-device-rooted