Go to the Google Play Store or the Apple App Store and install the Connected at Home app.

Start the app and follow the instructions to create a new account.

When you are logged in and have started the app, select the option "Add device".
If you already have a device installed in the app, select the "+" symbol at the top right of the app and then the option "Add device" in the drop-down menu.

Now select the camera you want to install in the following selection.

In the following screen, select the 2.4Ghz network of your wireless router and tap "Next".

Hold the QR code displayed on the screen of your mobile phone in front of the camera lens. If the QR Code is not recognised, hold the mobile phone a little closer to the lens

or a little further away. As soon as the QR code is recognised, the camera emits an acoustic signal. 

When you have heard the beep, confirm this in the App

via the "I heard a Prompt" button

The camera now establishes a WLAN connection to your router.
Once the connection is established, you can give the camera a name and complete the installation by clicking on "Done" in the top right-hand corner.
This instructions can be used for the Item numbers:

All these cameras can also be used in the Smartlife App.
The Smartlife App is available in the Google Play Store and in the Apple App store.