Is the provisioning profile installed on your device? There may be an issue where XCode is not embedding your provisioning profile properly in your build output so that your device is able to install it automatically.You can check if the provisioning profile is installed by connecting the device to your Mac: 1. Open the Devices and Simulators window from XCode. 2. Highlight your device and do a control + click, then go to Show Provisioning Profiles... 3. If your provisioning profile is not there you can manually add it by clicking on the + 4. Navigate to the provisioning profile and add it 5. Build your application again and it should install