Since WhatsApp Aero is an unofficial "MOD," it is not available on the Google Play Store and must be downloaded as an APK from third-party sites.
Integrated app lock using fingerprint, PIN, or pattern without needing third-party locker apps. How to Download and Install whatsapp aero v 9.45 apk download
While tempting, using modified versions of WhatsApp carries several risks: What is WhatsApp Aero: Features, Benefits, and Drawbacks Since WhatsApp Aero is an unofficial "MOD," it