When you open a root APK for the first time, a Magisk popup will ask for "Superuser Request." Grant it. If you don't see this popup, the APK is not actually requesting root, meaning it is a placebo app.

Root Zenfone Apk Better -

When you open a root APK for the first time, a Magisk popup will ask for "Superuser Request." Grant it. If you don't see this popup, the APK is not actually requesting root, meaning it is a placebo app.