Floatify: Floating Help Center can be easily installed via Shopify App Store
Go to our app’s link: https://apps.shopify.com/floating-help-center
Click Add app button (you might be asked to login if you have not logged in to your Shopify account yet)
You’ll be directed to your store > Click Install app button. Done
After successfully installing, it will appear in your app list in Shopify admin.