WhatsApp Group Tips & Tricks – Back Up Chats
For all those who are concerned about losing any important WhatsApp messages, it is always advised to have a back up of chat conversations. WhatsApp allows you to do so using the cloud storage services so that you can restore it when you switch devices. To back up chats automatically, head to settings-→chats-→Chat backup-→Auto backup. On iOS, WhatsApp backs up data on iCloud and Google Drive on Android.