You will not always receive notice that the number has changed. The app will automatically download your chats and media from iCloud.Note: Without going and asking them, not much. Go through the setup process and hit restore when asked to do so. Once you have successfully backed up your account, you can just download and install WhatsApp on the new iPhone. Click on the Settings icon on the bottom right corner.On iPhone, you can just follow these steps to take an iCloud backup of your WhatsApp account. Transition within iOS to iOS devices is also a seamless procedure. At the time of restoring chats, just tap on restore and all your chats and media will be restored on your new device. Now setup your account on a new smartphone by simply downloading WhatsApp from Google Play Store and following the on-screen instructions. Once the backup is complete, you can either transfer the WhatsApp folder in the Files app to the new smartphone or use the cloud-based backup. Make sure you have linked your Gmail account in order to take a cloud backup.

Now go to Settings > Chats > Chat Backup.Open WhatsApp and tap on the 3-dot icon on the top right corner.You can do this by following these steps. In order to have a seamless transition from one Android smartphone to the other, you will need to take a complete backup of your WhatsApp chats. Here are simple steps to change smartphones seamlessly without losing your WhatsApp data.

The application is widely used, and people like to take their chats with them even when they switch smartphones. WhatsApp has become one of the most used messaging platforms in India.

Here's how you can seamlessly switch to a new smartphone without losing WhatsApp chats

How to change whatsapp number