4.2 is usnig the study guiden code due to my android stuodio version is higher than guidence that some function is won't work
my version status:
Android Studio Arctic Fox | 2020.3.1 Patch 2
Build #AI-203.7717.56.2031.7678000, built on August 26, 2021
Runtime version: 11.0.10+0-b96-7281165 x86_64
VM: OpenJDK 64-Bit Server VM by JetBrains s.r.o.
macOS 11.6
GC: G1 Young Generation, G1 Old Generation
Memory: 2048M
Cores: 4
Registry: external.system.auto.import.disabled=true
Non-Bundled Plugins: com.thoughtworks.gauge, org.intellij.plugins.markdown