Install parent template Basic:
- Go to Appearance panel → Themes
- Click Add new (to the right of title)
- In search filed enter word ‘basic’ and press Enter on keyboard
- First in search results find Basic theme and click Install button
Then install current theme:
- Log in to WordPress site management console
- Go to Appearance panel → Themes
- Click Add new (to the right of title)
- Now at same place click Upload theme
- In appeared form click Select File and specify archive location with theme on your computer
- Click Install button and wait until WordPress uploads, uncompresses and installs theme
- After installation WordPress click Activate and enjoy new design!