It is possible to add a camera to the WiFi via the mobile app. First, go to this question to add your camera to the app. After adding your camera, follow the steps below
1. Click on Configure wireless connection.
2. Fill in the SSID (network name), Communication mode (often b/g), Encryption type and WiFI Password.
3. Click on Enable wireless.
4. “A wireless connection has been enabled.” Click on Ok.
Note: adding your camera to your WiFI connection is only possible on cameras that support WiFi connections.
Note 2: If the SSID or password is entered incorrectly, no WiFi connection can be established.