Use APKPure App
Get Last seen online hider for whatsapp old version APK for Android
whatsapp के लिए पिछली बार देखा गया ऑनलाइन hider
This app lets you hide your whatsapp last seen time . It stores all your whatsapp notification in one app. You can open the app to read the entire chat message without going online and updating your last seen time.