From Sections Sidebar > Footer bottom.
1. Footer bottom settings
- Copyright layouts: You can choose between Two columns and Centered.
- Color settings: Allows you to change color of Background, Text, Link, Hover link.
2. Contents
There are many blocks such as Menu, Copyright, Currency and Languages, etc. However, you can only add a maximum of 3 blocks to Footer bottom.
2.1. Copyright
Place here text you want to see in the copyrights area. 
2.2 Menu
In order to utilize Menu on Kalles theme, you must add Menu on Shopify first. You can read the instructions here.
Then, Add block > Menu > Change > Choose a Menu that you centered. 
2.3 Currency, Language
In order to utilize multiple Currencies and Languages on Kalles theme, you must add Currency and Language on Shopify first. Go here here to get more details.
Click on Add block > Currency, Language.
2.4 Payments
Click on Add block > Payment. There are 2 options for you to choose from: by using Image or SVG.
- Image: You can upload trust image from your device.
- SVG: You can adjust the quantity and size of SVG.