Navigate to your TeamWebsite and click "add lists libraries and other apps"
Go to SharePoint Store
Search for Templafy
Click on the app to add this
Create a App Catalogue
You must be added to a App catalogue to install the Templafy App. If you see the error message below, you must create an app catalogue first.
- Sign in to Office 365 with your SharePoint Online admin account.
- Go to the SharePoint admin center.
- Select Apps from the Quick Launch bar on the left, and then select App Catalog.app catalog create new
- Select Create a new app catalog site, and then select OK.app Catalog create
- On the Create App Catalog Site Collection page, enter the required information, and then select OK
- Navigate to the new App Catalog within the SharePoint admin center by selecting Apps
- Go to Settings and choose Add an App
- Now follow the procedure - How to install Templafy SharePoint App from SharePoint Store.