First make sure that the device is connected to the same Wi-Fi with mobile phone. (Wi-Fi in 5G band is the best choice)
Mirror to browser only need to install 1001Tvs on your phone.
It is not support mirror screen to iPad. If you want to mirror to iPad, please open the browser in iPad and use the ‘Mirror to Browser’ feature.
Tap the [Mirror to Browser] in the Toolbox.
Enter the displayed URL in your web browser to mirror screen! (Recommended to use Chrome browser~)
Note: This mode does not support mirror screen with sound.