Settings → Security → Install from unknown apps (toggle on for your browser or file manager)
It is likely you are referring to the operating system and looking for a compatible WhatsApp APK. WhatsApp Compatibility for Android 6.0.1
What are you running (check in Settings > About Phone)?
If you're looking for a reliable and feature-rich messaging app, I would recommend downloading the latest version of WhatsApp from the official website or the Google Play Store. However, if you're looking for a specific version of the app for compatibility reasons or other purposes, WhatsApp 6.0.1 APK may still be a viable option.
Apk | Whatsapp 6.0.1
Settings → Security → Install from unknown apps (toggle on for your browser or file manager)
It is likely you are referring to the operating system and looking for a compatible WhatsApp APK. WhatsApp Compatibility for Android 6.0.1 whatsapp 6.0.1 apk
What are you running (check in Settings > About Phone)? Settings → Security → Install from unknown apps
If you're looking for a reliable and feature-rich messaging app, I would recommend downloading the latest version of WhatsApp from the official website or the Google Play Store. However, if you're looking for a specific version of the app for compatibility reasons or other purposes, WhatsApp 6.0.1 APK may still be a viable option. whatsapp 6.0.1 apk