Rakuten Viber Messenger is a secure messaging and calling app connecting users globally with features like free texts, calls, and end-to-end encryption.

Download Rakuten Viber Messenger from Google Play Store and install it by following the on-screen instructions.

After opening, register with your phone number, set preferences, and start adding contacts to begin messaging.

Key features include free messaging, video calls, end-to-end encryption, disappearing messages, and customizable chat options.

Customize your experience by adjusting notification settings, chat backgrounds, and privacy preferences in the settings menu.

Save favorite content by forwarding messages to yourself or using the built-in notes feature for future reference.

Share content easily by tapping the share button and selecting the desired contact or social media platform.

Access detailed information by exploring individual chat settings or checking out help resources within the app.

The app requires basic permissions like camera and microphone access; manage these in your device settings under app permissions.

Check for updates in the app store or within settings to ensure smooth performance and access to new features.