You may make cost-free voice and movie calls for your contacts on WhatsApp Desktop In case you have the app set up in your Personal computer. 為確保安全，請先從瞭解開發人員如何收集與分享資料開始。資料私隱和安全程序可因使用情況、所在地區和年齡而異。此資料由開發人員提供，並可能會隨時間更新。 On Android and apple iphone, you may activate the chat lock attribute to password defend your mo... https://apps-whatsapp.com/