Why can't I record discord and another app at once

I want to record my discord calls and video

Which phone?
Which version of android?
Which carrier?
What app are you using to do the recording?
What is the other app to be recorded?
What happens when you try recording both apps at the same time?

Welcome to Android Central! Please register on this forum, which will allow you to engage in discussion more easily, as well as post images. https://forums.androidcentral.com/as...community.html