Benefits of using child theme are described in details here. In this article you will learn how to upload and install child theme.
Step 1 – Download child theme
Child theme can be found in All files & documentation file after you download it from ThemeForest.
After downloading, extract the archive and go to Child Theme folder, there you will see file named kalium-child.zip
Step 2 – Upload child theme
The process is the same as installing parent theme except in this case you need to upload kalium-child.zip file.
Go to Appearance > Themes and click Add New then choose Upload Theme and upload kalium-child.zip installable WordPress file then click Install Now:
After theme is uploaded and installed click Activate and you will see the Welcome screen of Kalium:
Child theme will not work if you haven’t installed Kalium main theme first!
Return to the original article to read more about other steps after activating Kalium theme.