Making email templates is a great way to save time instead of copying and pasting the same common reply. If Templates are already visible to you please jump down to the Creating Templates section
First: Make Templates Add on Visible
1. Once signed into Outlook click on the settings icon
2. Click on View all Outlook Settings
3. Click on Customize Actions
look for Toolbar under Customize actions
Make sure to check off My Templets to make this add-in visible all the time
Make sure to click Save and close the window
Now you should see the My Templets icon at the bottom toolbar of your messages