iOS System >> Safari
Note: If you're using Android phone, please scroll down to Android part.
Go to https://app.chatdaddy.tech by using Safari
Click「Share」icon，then you'll see a pop up, scroll up, and click 'Add to Home Screen'
Go back to main screen and you'll see ChatDaddy
Android System>> Chrome
Note: Please make sure that you've already installed Chrome on your phone
Find and click 'Settings', then click 'App management'
Click「App permissions」，then click「Set subordinate permissions」
Click「Create Home screen shortcuts」，then turn on chrome
Go back to the home screen, open chrome, go to https://app.chatdaddy.tech and click the three dots
Click 'Add to Home screen', then click 'Add'
Click 'Add', and go back to main screen, then you'll see ChatDaddy